diff --git a/framework/api/current.txt b/framework/api/current.txt
index 827da6d..ce0c868 100644
--- a/framework/api/current.txt
+++ b/framework/api/current.txt
@@ -294,7 +294,7 @@
     ctor public NetworkCapabilities(android.net.NetworkCapabilities);
     method public int describeContents();
     method @NonNull public int[] getCapabilities();
-    method @NonNull public int[] getEnterpriseCapabilitySubLevels();
+    method @NonNull public int[] getEnterpriseIds();
     method public int getLinkDownstreamBandwidthKbps();
     method public int getLinkUpstreamBandwidthKbps();
     method @Nullable public android.net.NetworkSpecifier getNetworkSpecifier();
@@ -302,6 +302,7 @@
     method public int getSignalStrength();
     method @Nullable public android.net.TransportInfo getTransportInfo();
     method public boolean hasCapability(int);
+    method public boolean hasEnterpriseId(int);
     method public boolean hasTransport(int);
     method public void writeToParcel(android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.net.NetworkCapabilities> CREATOR;
@@ -332,6 +333,11 @@
     field public static final int NET_CAPABILITY_VALIDATED = 16; // 0x10
     field public static final int NET_CAPABILITY_WIFI_P2P = 6; // 0x6
     field public static final int NET_CAPABILITY_XCAP = 9; // 0x9
+    field public static final int NET_ENTERPRISE_ID_1 = 1; // 0x1
+    field public static final int NET_ENTERPRISE_ID_2 = 2; // 0x2
+    field public static final int NET_ENTERPRISE_ID_3 = 3; // 0x3
+    field public static final int NET_ENTERPRISE_ID_4 = 4; // 0x4
+    field public static final int NET_ENTERPRISE_ID_5 = 5; // 0x5
     field public static final int SIGNAL_STRENGTH_UNSPECIFIED = -2147483648; // 0x80000000
     field public static final int TRANSPORT_BLUETOOTH = 2; // 0x2
     field public static final int TRANSPORT_CELLULAR = 0; // 0x0
diff --git a/framework/api/module-lib-current.txt b/framework/api/module-lib-current.txt
index ec169b6..db08c48 100644
--- a/framework/api/module-lib-current.txt
+++ b/framework/api/module-lib-current.txt
@@ -133,11 +133,6 @@
   public final class NetworkCapabilities implements android.os.Parcelable {
     method @Nullable public java.util.Set<android.util.Range<java.lang.Integer>> getUids();
     method public boolean hasForbiddenCapability(int);
-    field public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1 = 1; // 0x1
-    field public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2 = 2; // 0x2
-    field public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3 = 3; // 0x3
-    field public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4 = 4; // 0x4
-    field public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5 = 5; // 0x5
     field public static final long REDACT_ALL = -1L; // 0xffffffffffffffffL
     field public static final long REDACT_FOR_ACCESS_FINE_LOCATION = 1L; // 0x1L
     field public static final long REDACT_FOR_LOCAL_MAC_ADDRESS = 2L; // 0x2L
@@ -166,6 +161,7 @@
     method @NonNull public java.util.List<java.lang.Integer> getExcludedUids();
     method @NonNull public java.util.List<java.lang.Integer> getIncludedUids();
     method public int getPreference();
+    method public int getPreferenceEnterpriseId();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.net.ProfileNetworkPreference> CREATOR;
   }
@@ -176,6 +172,7 @@
     method @NonNull public android.net.ProfileNetworkPreference.Builder setExcludedUids(@Nullable java.util.List<java.lang.Integer>);
     method @NonNull public android.net.ProfileNetworkPreference.Builder setIncludedUids(@Nullable java.util.List<java.lang.Integer>);
     method @NonNull public android.net.ProfileNetworkPreference.Builder setPreference(int);
+    method @NonNull public android.net.ProfileNetworkPreference.Builder setPreferenceEnterpriseId(int);
   }
 
   public final class TestNetworkInterface implements android.os.Parcelable {
diff --git a/framework/api/system-current.txt b/framework/api/system-current.txt
index 8d084e6..b4b3588 100644
--- a/framework/api/system-current.txt
+++ b/framework/api/system-current.txt
@@ -294,11 +294,11 @@
     ctor public NetworkCapabilities.Builder();
     ctor public NetworkCapabilities.Builder(@NonNull android.net.NetworkCapabilities);
     method @NonNull public android.net.NetworkCapabilities.Builder addCapability(int);
-    method @NonNull public android.net.NetworkCapabilities.Builder addEnterpriseCapabilitySubLevel(int);
+    method @NonNull public android.net.NetworkCapabilities.Builder addEnterpriseId(int);
     method @NonNull public android.net.NetworkCapabilities.Builder addTransportType(int);
     method @NonNull public android.net.NetworkCapabilities build();
     method @NonNull public android.net.NetworkCapabilities.Builder removeCapability(int);
-    method @NonNull public android.net.NetworkCapabilities.Builder removeEnterpriseCapabilitySubLevel(int);
+    method @NonNull public android.net.NetworkCapabilities.Builder removeEnterpriseId(int);
     method @NonNull public android.net.NetworkCapabilities.Builder removeTransportType(int);
     method @NonNull @RequiresPermission(android.Manifest.permission.NETWORK_FACTORY) public android.net.NetworkCapabilities.Builder setAdministratorUids(@NonNull int[]);
     method @NonNull public android.net.NetworkCapabilities.Builder setLinkDownstreamBandwidthKbps(int);
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index 009890c..7593482 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -16,6 +16,7 @@
 package android.net;
 
 import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_1;
 import static android.net.NetworkRequest.Type.BACKGROUND_REQUEST;
 import static android.net.NetworkRequest.Type.LISTEN;
 import static android.net.NetworkRequest.Type.LISTEN_FOR_BEST;
@@ -5537,6 +5538,9 @@
         ProfileNetworkPreference.Builder preferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         preferenceBuilder.setPreference(preference);
+        if (preference != PROFILE_NETWORK_PREFERENCE_DEFAULT) {
+            preferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
+        }
         setProfileNetworkPreferences(profile,
                 List.of(preferenceBuilder.build()), executor, listener);
     }
diff --git a/framework/src/android/net/NetworkCapabilities.java b/framework/src/android/net/NetworkCapabilities.java
index 84f7cbb..c98be47 100644
--- a/framework/src/android/net/NetworkCapabilities.java
+++ b/framework/src/android/net/NetworkCapabilities.java
@@ -16,8 +16,6 @@
 
 package android.net;
 
-import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
-
 import static com.android.internal.annotations.VisibleForTesting.Visibility.PRIVATE;
 
 import android.annotation.IntDef;
@@ -149,67 +147,83 @@
     private String mRequestorPackageName;
 
     /**
-     * enterprise capability sub level 1
-     * @hide
+     * Enterprise capability identifier 1.
      */
-    @SystemApi(client = MODULE_LIBRARIES)
-    public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1 = 1;
+    public static final int NET_ENTERPRISE_ID_1 = 1;
 
     /**
-     * enterprise capability sub level 2
-     * @hide
+     * Enterprise capability identifier 2.
      */
-    @SystemApi(client = MODULE_LIBRARIES)
-    public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2 = 2;
+    public static final int NET_ENTERPRISE_ID_2 = 2;
 
     /**
-     * enterprise capability sub level 3
-     * @hide
+     * Enterprise capability identifier 3.
      */
-    @SystemApi(client = MODULE_LIBRARIES)
-    public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3 = 3;
+    public static final int NET_ENTERPRISE_ID_3 = 3;
 
     /**
-     * enterprise capability sub level 4
-     * @hide
+     * Enterprise capability identifier 4.
      */
-    @SystemApi(client = MODULE_LIBRARIES)
-    public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4 = 4;
+    public static final int NET_ENTERPRISE_ID_4 = 4;
 
     /**
-     * enterprise capability sub level 5
-     * @hide
+     * Enterprise capability identifier 5.
      */
-    @SystemApi(client = MODULE_LIBRARIES)
-    public static final int NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5 = 5;
+    public static final int NET_ENTERPRISE_ID_5 = 5;
 
     /** @hide */
     @Retention(RetentionPolicy.SOURCE)
     @IntDef(prefix = { "NET_CAPABILITY_ENTERPRISE_SUB_LEVEL" }, value = {
-            NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1,
-            NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2,
-            NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3,
-            NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4,
-            NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5,
+            NET_ENTERPRISE_ID_1,
+            NET_ENTERPRISE_ID_2,
+            NET_ENTERPRISE_ID_3,
+            NET_ENTERPRISE_ID_4,
+            NET_ENTERPRISE_ID_5,
     })
 
-    public @interface EnterpriseCapabilitySubLevel {
+    public @interface EnterpriseId {
     }
 
     /**
-     * Bitfield representing the network's enterprise capability sublevel.  If any are specified
+     * Bitfield representing the network's enterprise capability identifier.  If any are specified
      * they will be satisfied by any Network that matches all of them.
-     * {@see addEnterpriseCapabilitySubLevel} for details on how masks are added
+     * {@see addEnterpriseId} for details on how masks are added
      */
-    private int mEnterpriseCapabilitySubLevel;
+    private int mEnterpriseId;
 
     /**
-     * @return all the enteprise capabilities sub level set on this {@code NetworkCapability}
-     * instance.
+     * Get enteprise identifiers set.
+     *
+     * Get all the enterprise capabilities identifier set on this {@code NetworkCapability}
+     * If NET_CAPABILITY_ENTERPRISE is set and no enterprise ID is set, it is
+     * considered to have NET_CAPABILITY_ENTERPRISE by default.
+     * @return all the enterprise capabilities identifier set.
      *
      */
-    public @NonNull @EnterpriseCapabilitySubLevel int[] getEnterpriseCapabilitySubLevels() {
-        return NetworkCapabilitiesUtils.unpackBits(mEnterpriseCapabilitySubLevel);
+    public @NonNull @EnterpriseId int[] getEnterpriseIds() {
+        if (hasCapability(NET_CAPABILITY_ENTERPRISE) && mEnterpriseId == 0) {
+            return new int[]{NET_ENTERPRISE_ID_1};
+        }
+        return NetworkCapabilitiesUtils.unpackBits(mEnterpriseId);
+    }
+
+    /**
+     * Tests for the presence of an enterprise capability identifier on this instance.
+     *
+     * If NET_CAPABILITY_ENTERPRISE is set and no enterprise ID is set, it is
+     * considered to have NET_CAPABILITY_ENTERPRISE by default.
+     * @param enterpriseId the enterprise capability identifier to be tested for.
+     * @return {@code true} if set on this instance.
+     */
+    public boolean hasEnterpriseId(
+            @EnterpriseId int enterpriseId) {
+        if (enterpriseId == NET_ENTERPRISE_ID_1) {
+            if (hasCapability(NET_CAPABILITY_ENTERPRISE) && mEnterpriseId == 0) {
+                return true;
+            }
+        }
+        return isValidEnterpriseId(enterpriseId)
+                && ((mEnterpriseId & (1L << enterpriseId)) != 0);
     }
 
     public NetworkCapabilities() {
@@ -258,7 +272,7 @@
         mRequestorPackageName = null;
         mSubIds = new ArraySet<>();
         mUnderlyingNetworks = null;
-        mEnterpriseCapabilitySubLevel = 0;
+        mEnterpriseId = 0;
     }
 
     /**
@@ -291,7 +305,7 @@
         // mUnderlyingNetworks is an unmodifiable list if non-null, so a defensive copy is not
         // necessary.
         mUnderlyingNetworks = nc.mUnderlyingNetworks;
-        mEnterpriseCapabilitySubLevel = nc.mEnterpriseCapabilitySubLevel;
+        mEnterpriseId = nc.mEnterpriseId;
     }
 
     /**
@@ -784,34 +798,34 @@
     }
 
     /**
-     * Adds the given enterprise capability sub level to this {@code NetworkCapability} instance.
-     * Note that when searching for a network to satisfy a request, all capabilities sub level
+     * Adds the given enterprise capability identifier to this {@code NetworkCapability} instance.
+     * Note that when searching for a network to satisfy a request, all capabilities identifier
      * requested must be satisfied.
      *
-     * @param enterpriseCapabilitySubLevel the enterprise capability sub level to be added.
+     * @param enterpriseId the enterprise capability identifier to be added.
      * @return This NetworkCapabilities instance, to facilitate chaining.
      * @hide
      */
-    private @NonNull NetworkCapabilities addEnterpriseCapabilitySubLevel(
-            @EnterpriseCapabilitySubLevel int enterpriseCapabilitySubLevel) {
-        checkValidEnterpriseCapabilitySublevel(enterpriseCapabilitySubLevel);
-        mEnterpriseCapabilitySubLevel |= 1 << enterpriseCapabilitySubLevel;
+    public @NonNull NetworkCapabilities addEnterpriseId(
+            @EnterpriseId int enterpriseId) {
+        checkValidEnterpriseId(enterpriseId);
+        mEnterpriseId |= 1 << enterpriseId;
         return this;
     }
 
     /**
-     * Removes (if found) the given enterprise capability sublevel from this
-     * {@code NetworkCapability} instance that were added via addEnterpriseCapabilitySubLevel(int)
+     * Removes (if found) the given enterprise capability identifier from this
+     * {@code NetworkCapability} instance that were added via addEnterpriseId(int)
      *
-     * @param enterpriseCapabilitySubLevel the enterprise capability sublevel to be removed.
+     * @param enterpriseId the enterprise capability identifier to be removed.
      * @return This NetworkCapabilities instance, to facilitate chaining.
      * @hide
      */
-    private @NonNull NetworkCapabilities removeEnterpriseCapabilitySubLevel(
-            @EnterpriseCapabilitySubLevel  int enterpriseCapabilitySubLevel) {
-        checkValidEnterpriseCapabilitySublevel(enterpriseCapabilitySubLevel);
-        final int mask = ~(1 << enterpriseCapabilitySubLevel);
-        mEnterpriseCapabilitySubLevel &= mask;
+    private @NonNull NetworkCapabilities removeEnterpriseId(
+            @EnterpriseId  int enterpriseId) {
+        checkValidEnterpriseId(enterpriseId);
+        final int mask = ~(1 << enterpriseId);
+        mEnterpriseId &= mask;
         return this;
     }
 
@@ -915,16 +929,19 @@
         return null;
     }
 
-    private boolean equalsEnterpriseCapabilitiesSubLevel(@NonNull NetworkCapabilities nc) {
-        return nc.mEnterpriseCapabilitySubLevel == this.mEnterpriseCapabilitySubLevel;
+    private boolean equalsEnterpriseCapabilitiesId(@NonNull NetworkCapabilities nc) {
+        return nc.mEnterpriseId == this.mEnterpriseId;
     }
 
-    private boolean satisfiedByEnterpriseCapabilitiesSubLevel(@NonNull NetworkCapabilities nc) {
-        final int requestedEnterpriseCapabilitiesSubLevel = mEnterpriseCapabilitySubLevel;
-        final int providedEnterpriseCapabailitiesSubLevel = nc.mEnterpriseCapabilitySubLevel;
+    private boolean satisfiedByEnterpriseCapabilitiesId(@NonNull NetworkCapabilities nc) {
+        final int requestedEnterpriseCapabilitiesId = mEnterpriseId;
+        final int providedEnterpriseCapabailitiesId = nc.mEnterpriseId;
 
-        if ((providedEnterpriseCapabailitiesSubLevel & requestedEnterpriseCapabilitiesSubLevel)
-                == requestedEnterpriseCapabilitiesSubLevel) {
+        if ((providedEnterpriseCapabailitiesId & requestedEnterpriseCapabilitiesId)
+                == requestedEnterpriseCapabilitiesId) {
+            return true;
+        } else if (providedEnterpriseCapabailitiesId == 0
+                && (requestedEnterpriseCapabilitiesId == (1L << NET_ENTERPRISE_ID_1))) {
             return true;
         } else {
             return false;
@@ -1836,7 +1853,7 @@
                 && satisfiedByTransportTypes(nc)
                 && (onlyImmutable || satisfiedByLinkBandwidths(nc))
                 && satisfiedBySpecifier(nc)
-                && satisfiedByEnterpriseCapabilitiesSubLevel(nc)
+                && satisfiedByEnterpriseCapabilitiesId(nc)
                 && (onlyImmutable || satisfiedBySignalStrength(nc))
                 && (onlyImmutable || satisfiedByUids(nc))
                 && (onlyImmutable || satisfiedBySSID(nc))
@@ -1940,7 +1957,7 @@
                 && equalsAdministratorUids(that)
                 && equalsSubscriptionIds(that)
                 && equalsUnderlyingNetworks(that)
-                && equalsEnterpriseCapabilitiesSubLevel(that);
+                && equalsEnterpriseCapabilitiesId(that);
     }
 
     @Override
@@ -1965,7 +1982,7 @@
                 + Arrays.hashCode(mAdministratorUids) * 61
                 + Objects.hashCode(mSubIds) * 67
                 + Objects.hashCode(mUnderlyingNetworks) * 71
-                + mEnterpriseCapabilitySubLevel * 73;
+                + mEnterpriseId * 73;
     }
 
     @Override
@@ -2001,7 +2018,7 @@
         dest.writeString(mRequestorPackageName);
         dest.writeIntArray(CollectionUtils.toIntArray(mSubIds));
         dest.writeTypedList(mUnderlyingNetworks);
-        dest.writeInt(mEnterpriseCapabilitySubLevel);
+        dest.writeInt(mEnterpriseId);
     }
 
     public static final @android.annotation.NonNull Creator<NetworkCapabilities> CREATOR =
@@ -2031,7 +2048,7 @@
                     netCap.mSubIds.add(subIdInts[i]);
                 }
                 netCap.setUnderlyingNetworks(in.createTypedArrayList(Network.CREATOR));
-                netCap.mEnterpriseCapabilitySubLevel = in.readInt();
+                netCap.mEnterpriseId = in.readInt();
                 return netCap;
             }
             @Override
@@ -2123,10 +2140,10 @@
             sb.append(" SubscriptionIds: ").append(mSubIds);
         }
 
-        if (0 != mEnterpriseCapabilitySubLevel) {
-            sb.append(" EnterpriseCapabilitySublevel: ");
-            appendStringRepresentationOfBitMaskToStringBuilder(sb, mEnterpriseCapabilitySubLevel,
-                    NetworkCapabilities::enterpriseCapabilitySublevelNameOf, "&");
+        if (0 != mEnterpriseId) {
+            sb.append(" EnterpriseId: ");
+            appendStringRepresentationOfBitMaskToStringBuilder(sb, mEnterpriseId,
+                    NetworkCapabilities::enterpriseIdNameOf, "&");
         }
 
         sb.append(" UnderlyingNetworks: ");
@@ -2228,7 +2245,7 @@
         }
     }
 
-    private static @NonNull String enterpriseCapabilitySublevelNameOf(
+    private static @NonNull String enterpriseIdNameOf(
             @NetCapability int capability) {
         return Integer.toString(capability);
     }
@@ -2273,17 +2290,17 @@
         }
     }
 
-    private static boolean isValidEnterpriseCapabilitySubLevel(
-            @NetworkCapabilities.EnterpriseCapabilitySubLevel int enterpriseCapabilitySubLevel) {
-        return enterpriseCapabilitySubLevel >= NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1
-                && enterpriseCapabilitySubLevel <= NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5;
+    private static boolean isValidEnterpriseId(
+            @NetworkCapabilities.EnterpriseId int enterpriseId) {
+        return enterpriseId >= NET_ENTERPRISE_ID_1
+                && enterpriseId <= NET_ENTERPRISE_ID_5;
     }
 
-    private static void checkValidEnterpriseCapabilitySublevel(
-            @NetworkCapabilities.EnterpriseCapabilitySubLevel int enterpriseCapabilitySubLevel) {
-        if (!isValidEnterpriseCapabilitySubLevel(enterpriseCapabilitySubLevel)) {
-            throw new IllegalArgumentException("enterprise capability sublevel "
-                    + enterpriseCapabilitySubLevel + " is out of range");
+    private static void checkValidEnterpriseId(
+            @NetworkCapabilities.EnterpriseId int enterpriseId) {
+        if (!isValidEnterpriseId(enterpriseId)) {
+            throw new IllegalArgumentException("enterprise capability identifier "
+                    + enterpriseId + " is out of range");
         }
     }
 
@@ -2613,33 +2630,33 @@
         }
 
         /**
-         * Adds the given enterprise capability sub level.
-         * Note that when searching for a network to satisfy a request, all capabilities sub level
-         * requested must be satisfied. Enterprise capability sub-level is applicable only
+         * Adds the given enterprise capability identifier.
+         * Note that when searching for a network to satisfy a request, all capabilities identifier
+         * requested must be satisfied. Enterprise capability identifier is applicable only
          * for NET_CAPABILITY_ENTERPRISE capability
          *
-         * @param enterpriseCapabilitySubLevel enterprise capability sub-level.
+         * @param enterpriseId enterprise capability identifier.
          *
          * @return this builder
          */
         @NonNull
-        public Builder addEnterpriseCapabilitySubLevel(
-                @EnterpriseCapabilitySubLevel  int enterpriseCapabilitySubLevel) {
-            mCaps.addEnterpriseCapabilitySubLevel(enterpriseCapabilitySubLevel);
+        public Builder addEnterpriseId(
+                @EnterpriseId  int enterpriseId) {
+            mCaps.addEnterpriseId(enterpriseId);
             return this;
         }
 
         /**
-         * Removes the given enterprise capability sub level. Enterprise capability sub-level is
+         * Removes the given enterprise capability identifier. Enterprise capability identifier is
          * applicable only for NET_CAPABILITY_ENTERPRISE capability
          *
-         * @param enterpriseCapabilitySubLevel the enterprise capability subLevel
+         * @param enterpriseId the enterprise capability identifier
          * @return this builder
          */
         @NonNull
-        public Builder removeEnterpriseCapabilitySubLevel(
-                @EnterpriseCapabilitySubLevel  int enterpriseCapabilitySubLevel) {
-            mCaps.removeEnterpriseCapabilitySubLevel(enterpriseCapabilitySubLevel);
+        public Builder removeEnterpriseId(
+                @EnterpriseId  int enterpriseId) {
+            mCaps.removeEnterpriseId(enterpriseId);
             return this;
         }
 
@@ -2902,10 +2919,10 @@
                 }
             }
 
-            if ((mCaps.getEnterpriseCapabilitySubLevels().length != 0)
+            if ((mCaps.getEnterpriseIds().length != 0)
                     && !mCaps.hasCapability(NET_CAPABILITY_ENTERPRISE)) {
-                throw new IllegalStateException("Enterprise capability sublevel is applicable only"
-                        + " with ENTERPRISE capability.");
+                throw new IllegalStateException("Enterprise capability identifier is applicable"
+                        + " only with ENTERPRISE capability.");
             }
             return new NetworkCapabilities(mCaps);
         }
diff --git a/framework/src/android/net/ProfileNetworkPreference.java b/framework/src/android/net/ProfileNetworkPreference.java
index 0571b36..f43acce 100644
--- a/framework/src/android/net/ProfileNetworkPreference.java
+++ b/framework/src/android/net/ProfileNetworkPreference.java
@@ -18,6 +18,8 @@
 
 import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
 import static android.net.ConnectivityManager.PROFILE_NETWORK_PREFERENCE_DEFAULT;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_1;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_5;
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -38,12 +40,15 @@
 @SystemApi(client = MODULE_LIBRARIES)
 public final class ProfileNetworkPreference implements Parcelable {
     private final @ProfileNetworkPreferencePolicy int mPreference;
+    private final @NetworkCapabilities.EnterpriseId int mPreferenceEnterpriseId;
     private final List<Integer> mIncludedUids;
     private final List<Integer> mExcludedUids;
 
     private ProfileNetworkPreference(int preference, List<Integer> includedUids,
-            List<Integer> excludedUids) {
+            List<Integer> excludedUids,
+            @NetworkCapabilities.EnterpriseId int preferenceEnterpriseId) {
         mPreference = preference;
+        mPreferenceEnterpriseId = preferenceEnterpriseId;
         if (includedUids != null) {
             mIncludedUids = new ArrayList<>(includedUids);
         } else {
@@ -61,6 +66,7 @@
         mPreference = in.readInt();
         mIncludedUids = in.readArrayList(Integer.class.getClassLoader());
         mExcludedUids = in.readArrayList(Integer.class.getClassLoader());
+        mPreferenceEnterpriseId = in.readInt();
     }
 
     public int getPreference() {
@@ -95,12 +101,30 @@
         return new ArrayList<>(mExcludedUids);
     }
 
+    /**
+     * Get preference enterprise identifier.
+     *
+     * Preference enterprise identifier will be used to create different network preferences
+     * within enterprise preference category.
+     * Valid values starts from PROFILE_NETWORK_PREFERENCE_ENTERPRISE_ID_1 to
+     * NetworkCapabilities.NET_ENTERPRISE_ID_5.
+     * Preference identifier is not applicable if preference is set as
+     * PROFILE_NETWORK_PREFERENCE_DEFAULT. Default value is
+     * NetworkCapabilities.NET_ENTERPRISE_ID_1.
+     * @return Preference enterprise identifier.
+     *
+     */
+    public @NetworkCapabilities.EnterpriseId int getPreferenceEnterpriseId() {
+        return mPreferenceEnterpriseId;
+    }
+
     @Override
     public String toString() {
         return "ProfileNetworkPreference{"
                 + "mPreference=" + getPreference()
                 + "mIncludedUids=" + mIncludedUids.toString()
                 + "mExcludedUids=" + mExcludedUids.toString()
+                + "mPreferenceEnterpriseId=" + mPreferenceEnterpriseId
                 + '}';
     }
 
@@ -111,12 +135,14 @@
         final ProfileNetworkPreference that = (ProfileNetworkPreference) o;
         return mPreference == that.mPreference
                 && (Objects.equals(mIncludedUids, that.mIncludedUids))
-                && (Objects.equals(mExcludedUids, that.mExcludedUids));
+                && (Objects.equals(mExcludedUids, that.mExcludedUids))
+                && mPreferenceEnterpriseId == that.mPreferenceEnterpriseId;
     }
 
     @Override
     public int hashCode() {
         return mPreference
+                + mPreferenceEnterpriseId * 2
                 + (Objects.hashCode(mIncludedUids) * 11)
                 + (Objects.hashCode(mExcludedUids) * 13);
     }
@@ -130,6 +156,7 @@
                 PROFILE_NETWORK_PREFERENCE_DEFAULT;
         private @NonNull List<Integer> mIncludedUids = new ArrayList<>();
         private @NonNull List<Integer> mExcludedUids = new ArrayList<>();
+        private int mPreferenceEnterpriseId;
 
         /**
          * Constructs an empty Builder with PROFILE_NETWORK_PREFERENCE_DEFAULT profile preference
@@ -191,7 +218,24 @@
             return this;
         }
 
-         /**
+        /**
+         * Check if given preference enterprise identifier is valid
+         *
+         * Valid values starts from PROFILE_NETWORK_PREFERENCE_ENTERPRISE_ID_1 to
+         * NetworkCapabilities.NET_ENTERPRISE_ID_5.
+         * @return True if valid else false
+         * @hide
+         */
+        private boolean isEnterpriseIdentifierValid(
+                @NetworkCapabilities.EnterpriseId int identifier) {
+            if ((identifier >= NET_ENTERPRISE_ID_1)
+                    && (identifier <= NET_ENTERPRISE_ID_5)) {
+                return true;
+            }
+            return false;
+        }
+
+        /**
          * Returns an instance of {@link ProfileNetworkPreference} created from the
          * fields set on this builder.
          */
@@ -201,7 +245,35 @@
                 throw new IllegalArgumentException("Both includedUids and excludedUids "
                         + "cannot be nonempty");
             }
-            return new ProfileNetworkPreference(mPreference, mIncludedUids, mExcludedUids);
+
+            if (((mPreference != PROFILE_NETWORK_PREFERENCE_DEFAULT)
+                    && (!isEnterpriseIdentifierValid(mPreferenceEnterpriseId)))
+                    || ((mPreference == PROFILE_NETWORK_PREFERENCE_DEFAULT)
+                    && (mPreferenceEnterpriseId != 0))) {
+                throw new IllegalStateException("Invalid preference enterprise identifier");
+            }
+            return new ProfileNetworkPreference(mPreference, mIncludedUids,
+                    mExcludedUids, mPreferenceEnterpriseId);
+        }
+
+        /**
+         * Set the preference enterprise identifier.
+         *
+         * Preference enterprise identifier will be used to create different network preferences
+         * within enterprise preference category.
+         * Valid values starts from NetworkCapabilities.NET_ENTERPRISE_ID_1 to
+         * NetworkCapabilities.NET_ENTERPRISE_ID_5.
+         * Preference identifier is not applicable if preference is set as
+         * PROFILE_NETWORK_PREFERENCE_DEFAULT. Default value is
+         * NetworkCapabilities.NET_ENTERPRISE_ID_1.
+         * @param preferenceId  preference sub level
+         * @return The builder to facilitate chaining.
+         */
+        @NonNull
+        public Builder setPreferenceEnterpriseId(
+                @NetworkCapabilities.EnterpriseId int preferenceId) {
+            mPreferenceEnterpriseId = preferenceId;
+            return this;
         }
     }
 
@@ -210,6 +282,7 @@
         dest.writeInt(mPreference);
         dest.writeList(mIncludedUids);
         dest.writeList(mExcludedUids);
+        dest.writeInt(mPreferenceEnterpriseId);
     }
 
     @Override
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 6c27c4a..ae6fe11 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -73,6 +73,8 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_OEM_PRIVATE;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_PARTIAL_CONNECTIVITY;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_1;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_5;
 import static android.net.NetworkCapabilities.REDACT_FOR_ACCESS_FINE_LOCATION;
 import static android.net.NetworkCapabilities.REDACT_FOR_LOCAL_MAC_ADDRESS;
 import static android.net.NetworkCapabilities.REDACT_FOR_NETWORK_SETTINGS;
@@ -10147,11 +10149,19 @@
             switch (preference.getPreference()) {
                 case ConnectivityManager.PROFILE_NETWORK_PREFERENCE_DEFAULT:
                     nc = null;
+                    if (preference.getPreferenceEnterpriseId() != 0) {
+                        throw new IllegalArgumentException(
+                                "Invalid enterprise identifier in setProfileNetworkPreferences");
+                    }
                     break;
                 case ConnectivityManager.PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK:
                     allowFallback = false;
                     // continue to process the enterprise preference.
                 case ConnectivityManager.PROFILE_NETWORK_PREFERENCE_ENTERPRISE:
+                    if (!isEnterpriseIdentifierValid(preference.getPreferenceEnterpriseId())) {
+                        throw new IllegalArgumentException(
+                                "Invalid enterprise identifier in setProfileNetworkPreferences");
+                    }
                     final Set<UidRange> uidRangeSet =
                             getUidListToBeAppliedForNetworkPreference(profile, preference);
                     if (!isRangeAlreadyInPreferenceList(preferenceList, uidRangeSet)) {
@@ -10161,6 +10171,8 @@
                                 "Overlapping uid range in setProfileNetworkPreferences");
                     }
                     nc.addCapability(NET_CAPABILITY_ENTERPRISE);
+                    nc.addEnterpriseId(
+                            preference.getPreferenceEnterpriseId());
                     nc.removeCapability(NET_CAPABILITY_NOT_RESTRICTED);
                     break;
                 default:
@@ -10203,6 +10215,15 @@
         return uidRangeSet;
     }
 
+    private boolean isEnterpriseIdentifierValid(
+            @NetworkCapabilities.EnterpriseId int identifier) {
+        if ((identifier >= NET_ENTERPRISE_ID_1)
+                && (identifier <= NET_ENTERPRISE_ID_5)) {
+            return true;
+        }
+        return false;
+    }
+
     private void validateNetworkCapabilitiesOfProfileNetworkPreference(
             @Nullable final NetworkCapabilities nc) {
         if (null == nc) return; // Null caps are always allowed. It means to remove the setting.
diff --git a/tests/common/java/android/net/NetworkCapabilitiesTest.java b/tests/common/java/android/net/NetworkCapabilitiesTest.java
index 09d36e5..d03629d 100644
--- a/tests/common/java/android/net/NetworkCapabilitiesTest.java
+++ b/tests/common/java/android/net/NetworkCapabilitiesTest.java
@@ -23,11 +23,6 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_CBS;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_EIMS;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE;
-import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1;
-import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2;
-import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3;
-import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4;
-import static android.net.NetworkCapabilities.NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_FOREGROUND;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_MMS;
@@ -42,6 +37,11 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_TRUSTED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_1;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_2;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_3;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_4;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_5;
 import static android.net.NetworkCapabilities.REDACT_FOR_ACCESS_FINE_LOCATION;
 import static android.net.NetworkCapabilities.REDACT_FOR_LOCAL_MAC_ADDRESS;
 import static android.net.NetworkCapabilities.REDACT_FOR_NETWORK_SETTINGS;
@@ -790,78 +790,79 @@
     }
 
     @Test @IgnoreUpTo(SC_V2) // TODO: Use to Build.VERSION_CODES.SC_V2 when available
-    public void testEnterpriseCapabilitySubLevel() {
+    public void testEnterpriseId() {
         final NetworkCapabilities nc1 = new NetworkCapabilities.Builder()
                 .addCapability(NET_CAPABILITY_ENTERPRISE)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
                 .build();
-        assertEquals(1, nc1.getEnterpriseCapabilitySubLevels().length);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1,
-                nc1.getEnterpriseCapabilitySubLevels()[0]);
+        assertEquals(1, nc1.getEnterpriseIds().length);
+        assertEquals(NET_ENTERPRISE_ID_1,
+                nc1.getEnterpriseIds()[0]);
         final NetworkCapabilities nc2 = new NetworkCapabilities.Builder()
                 .addCapability(NET_CAPABILITY_ENTERPRISE)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_2)
                 .build();
-        assertEquals(2, nc2.getEnterpriseCapabilitySubLevels().length);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1,
-                nc2.getEnterpriseCapabilitySubLevels()[0]);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2,
-                nc2.getEnterpriseCapabilitySubLevels()[1]);
+        assertEquals(2, nc2.getEnterpriseIds().length);
+        assertEquals(NET_ENTERPRISE_ID_1,
+                nc2.getEnterpriseIds()[0]);
+        assertEquals(NET_ENTERPRISE_ID_2,
+                nc2.getEnterpriseIds()[1]);
         final NetworkCapabilities nc3 = new NetworkCapabilities.Builder()
                 .addCapability(NET_CAPABILITY_ENTERPRISE)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_2)
+                .addEnterpriseId(NET_ENTERPRISE_ID_3)
+                .addEnterpriseId(NET_ENTERPRISE_ID_4)
+                .addEnterpriseId(NET_ENTERPRISE_ID_5)
                 .build();
-        assertEquals(5, nc3.getEnterpriseCapabilitySubLevels().length);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1,
-                nc3.getEnterpriseCapabilitySubLevels()[0]);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2,
-                nc3.getEnterpriseCapabilitySubLevels()[1]);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_3,
-                nc3.getEnterpriseCapabilitySubLevels()[2]);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_4,
-                nc3.getEnterpriseCapabilitySubLevels()[3]);
-        assertEquals(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_5,
-                nc3.getEnterpriseCapabilitySubLevels()[4]);
+        assertEquals(5, nc3.getEnterpriseIds().length);
+        assertEquals(NET_ENTERPRISE_ID_1,
+                nc3.getEnterpriseIds()[0]);
+        assertEquals(NET_ENTERPRISE_ID_2,
+                nc3.getEnterpriseIds()[1]);
+        assertEquals(NET_ENTERPRISE_ID_3,
+                nc3.getEnterpriseIds()[2]);
+        assertEquals(NET_ENTERPRISE_ID_4,
+                nc3.getEnterpriseIds()[3]);
+        assertEquals(NET_ENTERPRISE_ID_5,
+                nc3.getEnterpriseIds()[4]);
 
         final Class<IllegalArgumentException> illegalArgumentExceptionClass =
                 IllegalArgumentException.class;
         assertThrows(illegalArgumentExceptionClass, () -> new NetworkCapabilities.Builder()
-                .addEnterpriseCapabilitySubLevel(6)
+                .addEnterpriseId(6)
                 .build());
         assertThrows(illegalArgumentExceptionClass, () -> new NetworkCapabilities.Builder()
-                .removeEnterpriseCapabilitySubLevel(6)
+                .removeEnterpriseId(6)
                 .build());
 
         final Class<IllegalStateException> illegalStateException =
                 IllegalStateException.class;
         assertThrows(illegalStateException, () -> new NetworkCapabilities.Builder()
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
                 .build());
 
         final NetworkCapabilities nc4 = new NetworkCapabilities.Builder()
                 .addCapability(NET_CAPABILITY_ENTERPRISE)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
-                .removeEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .removeEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_2)
+                .removeEnterpriseId(NET_ENTERPRISE_ID_1)
+                .removeEnterpriseId(NET_ENTERPRISE_ID_2)
                 .build();
-        assertEquals(0, nc4.getEnterpriseCapabilitySubLevels().length);
+        assertEquals(1, nc4.getEnterpriseIds().length);
+        assertTrue(nc4.hasEnterpriseId(NET_ENTERPRISE_ID_1));
 
         final NetworkCapabilities nc5 = new NetworkCapabilities.Builder()
                 .addCapability(NET_CAPABILITY_CBS)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .addEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
-                .removeEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_1)
-                .removeEnterpriseCapabilitySubLevel(NET_CAPABILITY_ENTERPRISE_SUB_LEVEL_2)
+                .addEnterpriseId(NET_ENTERPRISE_ID_1)
+                .addEnterpriseId(NET_ENTERPRISE_ID_2)
+                .removeEnterpriseId(NET_ENTERPRISE_ID_1)
+                .removeEnterpriseId(NET_ENTERPRISE_ID_2)
                 .build();
 
         assertTrue(nc4.satisfiedByNetworkCapabilities(nc1));
-        assertFalse(nc1.satisfiedByNetworkCapabilities(nc4));
+        assertTrue(nc1.satisfiedByNetworkCapabilities(nc4));
 
         assertFalse(nc3.satisfiedByNetworkCapabilities(nc2));
         assertTrue(nc2.satisfiedByNetworkCapabilities(nc3));
diff --git a/tests/unit/java/com/android/server/ConnectivityServiceTest.java b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
index 14ff981..652aee9 100644
--- a/tests/unit/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
@@ -101,6 +101,7 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_VSIM;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_XCAP;
+import static android.net.NetworkCapabilities.NET_ENTERPRISE_ID_1;
 import static android.net.NetworkCapabilities.REDACT_FOR_ACCESS_FINE_LOCATION;
 import static android.net.NetworkCapabilities.REDACT_FOR_LOCAL_MAC_ADDRESS;
 import static android.net.NetworkCapabilities.REDACT_FOR_NETWORK_SETTINGS;
@@ -13780,6 +13781,14 @@
         return new TestNetworkAgentWrapper(TRANSPORT_CELLULAR, new LinkProperties(), workNc);
     }
 
+    private TestNetworkAgentWrapper makeEnterpriseNetworkAgent(int enterpriseId) throws Exception {
+        final NetworkCapabilities workNc = new NetworkCapabilities();
+        workNc.addCapability(NET_CAPABILITY_ENTERPRISE);
+        workNc.removeCapability(NET_CAPABILITY_NOT_RESTRICTED);
+        workNc.addEnterpriseId(enterpriseId);
+        return new TestNetworkAgentWrapper(TRANSPORT_CELLULAR, new LinkProperties(), workNc);
+    }
+
     private TestNetworkCallback mEnterpriseCallback;
     private UserHandle setupEnterpriseNetwork() {
         final UserHandle userHandle = UserHandle.of(TEST_WORK_PROFILE_USER_ID);
@@ -13827,7 +13836,8 @@
         inOrder.verify(mMockNetd).networkCreate(nativeNetworkConfigPhysical(
                 mCellNetworkAgent.getNetwork().netId, INetd.PERMISSION_NONE));
 
-        final TestNetworkAgentWrapper workAgent = makeEnterpriseNetworkAgent();
+        final TestNetworkAgentWrapper workAgent =
+                makeEnterpriseNetworkAgent(profileNetworkPreference.getPreferenceEnterpriseId());
         if (connectWorkProfileAgentAhead) {
             workAgent.connect(false);
         }
@@ -13841,7 +13851,7 @@
                 == PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK) {
             allowFallback = false;
         }
-        if (allowFallback) {
+        if (allowFallback && !connectWorkProfileAgentAhead) {
             // Setting a network preference for this user will create a new set of routing rules for
             // the UID range that corresponds to this user, inorder to define the default network
             // for these apps separately. This is true because the multi-layer request relevant to
@@ -13858,7 +13868,7 @@
 
         // The enterprise network is not ready yet.
         assertNoCallbacks(mSystemDefaultNetworkCallback, mDefaultNetworkCallback);
-        if (allowFallback) {
+        if (allowFallback && !connectWorkProfileAgentAhead) {
             assertNoCallbacks(profileDefaultNetworkCallback);
         } else if (!connectWorkProfileAgentAhead) {
             profileDefaultNetworkCallback.expectCallback(CallbackEntry.LOST, mCellNetworkAgent);
@@ -13884,7 +13894,7 @@
                 uidRangeFor(testHandle, profileNetworkPreference),
                 PREFERENCE_ORDER_PROFILE));
 
-        if (allowFallback) {
+        if (allowFallback && !connectWorkProfileAgentAhead) {
             inOrder.verify(mMockNetd).networkRemoveUidRangesParcel(new NativeUidRangeConfig(
                     mCellNetworkAgent.getNetwork().netId,
                     uidRangeFor(testHandle, profileNetworkPreference),
@@ -13897,7 +13907,10 @@
         workAgent.mNetworkMonitor.forceReevaluation(Process.myUid());
         profileDefaultNetworkCallback.expectCapabilitiesThat(workAgent,
                 nc -> nc.hasCapability(NET_CAPABILITY_VALIDATED)
-                        && nc.hasCapability(NET_CAPABILITY_ENTERPRISE));
+                        && nc.hasCapability(NET_CAPABILITY_ENTERPRISE)
+                        && nc.hasEnterpriseId(
+                                profileNetworkPreference.getPreferenceEnterpriseId())
+                        && nc.getEnterpriseIds().length == 1);
         if (disAllowProfileDefaultNetworkCallback != null) {
             assertNoCallbacks(disAllowProfileDefaultNetworkCallback);
         }
@@ -13988,7 +14001,8 @@
         // If the control comes here, callbacks seem to behave correctly in the presence of
         // a default network when the enterprise network goes up and down. Now, make sure they
         // also behave correctly in the absence of a system-wide default network.
-        final TestNetworkAgentWrapper workAgent2 = makeEnterpriseNetworkAgent();
+        final TestNetworkAgentWrapper workAgent2 =
+                makeEnterpriseNetworkAgent(profileNetworkPreference.getPreferenceEnterpriseId());
         workAgent2.connect(false);
 
         profileDefaultNetworkCallback.expectAvailableCallbacksUnvalidated(workAgent2);
@@ -14006,7 +14020,10 @@
         workAgent2.mNetworkMonitor.forceReevaluation(Process.myUid());
         profileDefaultNetworkCallback.expectCapabilitiesThat(workAgent2,
                 nc -> nc.hasCapability(NET_CAPABILITY_ENTERPRISE)
-                        && !nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
+                        && !nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)
+                        && nc.hasEnterpriseId(
+                        profileNetworkPreference.getPreferenceEnterpriseId())
+                        && nc.getEnterpriseIds().length == 1);
         if (disAllowProfileDefaultNetworkCallback != null) {
             assertNoCallbacks(disAllowProfileDefaultNetworkCallback);
         }
@@ -14037,10 +14054,11 @@
     @Test
     public void testPreferenceForUserNetworkUpDown() throws Exception {
         final UserHandle testHandle = setupEnterpriseNetwork();
+        registerDefaultNetworkCallbacks();
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
-        registerDefaultNetworkCallbacks();
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         testPreferenceForUserNetworkUpDownForGivenPreference(
                 profileNetworkPreferenceBuilder.build(), false,
                 testHandle, mProfileDefaultNetworkCallback, null);
@@ -14058,6 +14076,7 @@
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(
                 PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         registerDefaultNetworkCallbacks();
         testPreferenceForUserNetworkUpDownForGivenPreference(
                 profileNetworkPreferenceBuilder.build(), false,
@@ -14078,6 +14097,7 @@
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(
                 PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         registerDefaultNetworkCallbacks();
         testPreferenceForUserNetworkUpDownForGivenPreference(
                 profileNetworkPreferenceBuilder.build(), true, testHandle,
@@ -14094,6 +14114,7 @@
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         profileNetworkPreferenceBuilder.setIncludedUids(
                 List.of(testHandle.getUid(TEST_WORK_PROFILE_APP_UID)));
         registerDefaultNetworkCallbacks();
@@ -14112,6 +14133,7 @@
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         profileNetworkPreferenceBuilder.setIncludedUids(
                 List.of(testHandle.getUid(TEST_WORK_PROFILE_APP_UID_2)));
         registerDefaultNetworkCallbacks();
@@ -14130,6 +14152,7 @@
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         profileNetworkPreferenceBuilder.setExcludedUids(
                 List.of(testHandle.getUid(TEST_WORK_PROFILE_APP_UID_2)));
         registerDefaultNetworkCallbacks();
@@ -14149,6 +14172,7 @@
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         profileNetworkPreferenceBuilder.setExcludedUids(
                 List.of(testHandle.getUid(0) - 1));
         final TestOnCompleteListener listener = new TestOnCompleteListener();
@@ -14178,6 +14202,7 @@
         ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder2 =
                 new ProfileNetworkPreference.Builder();
         profileNetworkPreferenceBuilder2.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder2.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         profileNetworkPreferenceBuilder2.setIncludedUids(
                 List.of(testHandle.getUid(TEST_WORK_PROFILE_APP_UID_2)));
         profileNetworkPreferenceBuilder.setIncludedUids(
@@ -14213,6 +14238,84 @@
     }
 
     /**
+     * Make sure per-profile networking preference behaves as expected when the enterprise network
+     * goes up and down while the preference is active. Make sure they behave as expected whether
+     * there is a general default network or not when configured to fallback to default network
+     * along with already connected enterprise work agent
+     */
+    @Test
+    public void testPreferenceForUserNetworkUpDownWithFallbackWithAlreadyConnectedWorkAgent()
+            throws Exception {
+        final UserHandle testHandle = setupEnterpriseNetwork();
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
+        registerDefaultNetworkCallbacks();
+        testPreferenceForUserNetworkUpDownForGivenPreference(
+                profileNetworkPreferenceBuilder.build(), true,
+                testHandle, mProfileDefaultNetworkCallback,
+                null);
+    }
+
+    /**
+     * Make sure per-profile networking preference behaves as expected when the enterprise network
+     * goes up and down while the preference is active for a given enterprise identifier
+     */
+    @Test
+    public void testPreferenceForUserNetworkUpDownWithDefaultEnterpriseId()
+            throws Exception {
+        final UserHandle testHandle = setupEnterpriseNetwork();
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(
+                PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
+        registerDefaultNetworkCallbacks();
+        testPreferenceForUserNetworkUpDownForGivenPreference(
+                profileNetworkPreferenceBuilder.build(), true,
+                testHandle, mProfileDefaultNetworkCallback,
+                null);
+    }
+
+    /**
+     * Make sure per-profile networking preference behaves as expected when the enterprise network
+     * goes up and down while the preference is active for a given enterprise identifier
+     */
+    @Test
+    public void testPreferenceForUserNetworkUpDownWithId2()
+            throws Exception {
+        final UserHandle testHandle = setupEnterpriseNetwork();
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(
+                PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(
+                NetworkCapabilities.NET_ENTERPRISE_ID_2);
+        registerDefaultNetworkCallbacks();
+        testPreferenceForUserNetworkUpDownForGivenPreference(
+                profileNetworkPreferenceBuilder.build(), true,
+                testHandle, mProfileDefaultNetworkCallback, null);
+    }
+
+    /**
+     * Make sure per-profile networking preference behaves as expected when the enterprise network
+     * goes up and down while the preference is active for a given enterprise identifier
+     */
+    @Test
+    public void testPreferenceForUserNetworkUpDownWithInvalidId()
+            throws Exception {
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(
+                PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(0);
+        registerDefaultNetworkCallbacks();
+        assertThrows("Should not be able to set invalid enterprise id",
+                IllegalStateException.class, () -> profileNetworkPreferenceBuilder.build());
+    }
+
+    /**
      * Test that, in a given networking context, calling setPreferenceForUser to set per-profile
      * defaults on then off works as expected.
      */
@@ -14362,10 +14465,15 @@
     public void testProfileNetworkPrefWrongPreference() throws Exception {
         final UserHandle testHandle = UserHandle.of(TEST_WORK_PROFILE_USER_ID);
         mServiceContext.setWorkProfile(testHandle, true);
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(
+                PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK + 1);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
         assertThrows("Should not be able to set an illegal preference",
                 IllegalArgumentException.class,
-                () -> mCm.setProfileNetworkPreference(testHandle,
-                        PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK + 1,
+                () -> mCm.setProfileNetworkPreferences(testHandle,
+                        List.of(profileNetworkPreferenceBuilder.build()),
                         null, null));
     }