CVSROOT: /cvs Module name: src Changes by: [email protected] 2010/06/26 13:49:54
Modified files:
sys/net : if.h if_gre.c if_gre.h
sys/netinet : ip_gre.c
sys/sys : sockio.h
Log message:
Implement a simple keepalive mechanism in gre(4) that is compatible with
the one used by Cisco. It sends a return gre packet inside a gre packet
to the other side and expects it to return.
OK deraadt, reyk additional testing by sthen
