[automerger skipped] Extract IPsec and test network utility methods am: fec419cdd6 am: 9d57979344 -s ours

am skip reason: Change-Id I9aeafa45ab515ce72a72c3de6f70fb26e32e7fd4 with SHA-1 fec419cdd6 is in history

Change-Id: I9c77322afb712338f6e4f286f8bf1ef451dc1636