I have noticed this signature ( 5403-0) has been firing off more often in our environment. i've noticed some of the of the destination IP addresses are actually own by Skype, I haven't had any time to investigate fully, but thought i'd see if anyone has seen this.
Login to the FXOS chassis manager.
Direct your browser to https://hostname/, and log-in using the user-name and password.
Go to Help > About and check the current version:
Check the current version availa...
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...