IPACM: fix the ipv6 rmnet-tethering FTP issue

In Multiple-PDN use-case (i.e., embedded ipv4
and rmnet_tethering ipv6 call), ipacm installed
the v6 TCP syn/rst/fin filter rules on modem RX
endpoint to detour those TCP control traffic to
Apps which causes rmnet_tethering PC failed in
FTP download use-case. The fix is to install
those ipv6 DL filter rules only if the iface
got global ipv6 address instead of link-local.

Change-Id: Ib52c0e617a5aa12f60ae78f2e1084e84f366ecaf
1 file changed
tree: 89bf8a752d9cfa415870a23d5ab0e3bda194b6dd
  1. ipacm/
  2. ipanat/
  3. configure.ac
  4. Makefile.am