I have a RV180 v1 set up in a remote site doing gateway to gateway IPSEC tunnels to two Watchguard XTM510s (in different locations).  The RV180 is behind a DSL router with a dynamic IP, so the tunnels are created using aggressive mode.  DPD and NAT-T...

Hello,I have two site to site VPN tunnels between a RV042 (which is behind another router, so NAT'd) and two different Watchguard XTM510s (public internet facing).  This connection was working up until a month ago, when for some reason it crashed and...