I need to set up a VPN between two routers. One of them is behind a NAT device. The other one is a 1751, running a 12.2(4)T image. I'm having trouble enabling NAT-T for this device. It seems that the command "crypto ipsec nat-transparency udp-encapsulation" is not available. IOS upgrade is not an option here. Is there something I can do?
Login to the FXOS chassis manager.
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We have configured the outside and inside Interface with official ipv6 adresses, set a default route on outside Interface to our router, we also have definied a rule , which also gets hits, to permit tcp from inside Interface to any6.
In Syslog I also se...