Offcorse... I captured packet BEFORE subinterface using the ip tcp adjust-mss The only way to be sure is to capture the packets on the other end of the VPN tunnel.Thank you Peter

Hi I just run into this tread as I am also trying to resolve some mss issues.I also have configured subinterfaces for different leased lines and have VPN on each.Now I have to adjust mss on one of the subinterfaces to 1360. Altough command is accepte...