K 10 svn:author V 5 brian K 8 svn:date V 27 2001-07-03T22:20:19.000000Z K 7 svn:log V 278 Reduce the interface MTU by 2 when MPPE has been successfully negotiated. This is necessary because MPPE will combine the protocol id with the payload received on the tun interface, encrypt it, then prepend its own protocol id, effectively increasing the payload by two bytes. END