tree 17b26bc00d2dae0c5b3db7b9a428564a71b79d09
parent f32c6a9095c5fc60c1e31a1a5164d239f5cbe387
author Keith <keith@rhizomatica.org> 1603176050 +0200
committer Keith <keith@rhizomatica.org> 1621207967 +0200

Implement ICMP response for inactive IP address.

Send ICMP Host Unreachable packets back on the tun device
in reponse to a packet received for an IP address that is
not active in our pool (No active pdp context)

Only IPv4 implemented.

Change-Id: Ia2c708feab14bb4cada00b0a90e0cb56d680d1aa