If you perform a Leave, wait for few minutes and Join to the domain, does it correct the issue? To identify the cause of this issue, you would really need to capture the ad_agent logs and try to pinpoint what failed with the AD communication. That's the only way to get to the bottom of this.
~BR Jatin Katyal
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If you perform a Leave/Join of the domain, does it correct the issue?
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...