I need to outside PAT all incoming UDP (SIP/RTP) traffic from outside to an internal IP. The following command makes it work:
nat (outside,inside) source dynamic any obj-10.0.0.173 service udp udp
But it breaks DNS resolution from inside. If I add the above command and try to nslookup from inside to an outside DNS server
18.104.22.168, DNS times out. If I remove the above nat command, it works again. It seems like even though DNS UDP originates from inside which should create a statefull connection, ASA still messes with return DNS responses.
I then tried to create an "exclusion" for that IP with the following:
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...