Dump the input destination MAC address for IPv4 flows. am: e9bc8c9db7 am: a16ca88456 am: 6ca408f317

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1662403

Change-Id: I389a4b23b8496cbaee0b815de1c53de532c657f7
tree: e17058a47be5683938f7f8fbb56292fc7b74ddc3
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING