thanks for youre answering our question , but we alredy change de conection for the both firewall to another circuit in several times and we still have the same problem dont you now if it is posible that the power syplie of the firewall migth been failing and this is aour problem?
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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...