The "aaa session-id common" command was enabled already . But my Issue was different
I got two interfaces from NAS going to two different switches and both were seeing as two different NAS by radius . So sometimes the radius request go from one interface and comes from another interface and it was conflicting the session .
As per Cisco , For a call to be disconnected, all parameters must match their expected values at the gateway. If the parameters do not match, the gateway discards the packet of disconnect packet and sends a NACK (negative acknowledgement message) to the agent
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...