Hi guys, I already have BGP over GRE tunnels between our DC and DR site and I want to overlay IPSEC now. I was wondering if there is a recommended tcp-mss size on BGP over GRE with IPSEC VPN ? Kindly assist.

Hi Guys, Mine is complicated but I will keep it lean to help you understand it quickly and hence help me easily. I have a WAN via provider MPLS VPN with BGP as the PE-CE protocol. In places where provider doesn't have T1 or fiber, I have utilized cel...