In the firewall configuration I inherited, I see the firewall allows inbound DNS packets when coming from a designated external DNS server, for example:access-list 101 permit udp host 206.13.31.12 eq domain host <myNetOutsideAddress>Is it necessary o...

I have a 1711 running IOS 12.2(7)XR3. It provides the connection and firewall from our private net to the Internet. It is working fine.I am learning how to back up the config file, I am using ftp: destination. I always get this type of error:Error wr...

Through an unfortunate combination of circcumstances, my router's configuration now has TWO instances of "ip nat inside source static ..." for a single inside address:ip nat inside source static tcp 192.168.1.36 80 interface FastEthernet0 80ip nat in...

My router's configuration contains two ip nat inside source commands with route maps. One command is a static translation and one is a dynamic. Is this the way processing works:The inside packet source address is processed against one of the command'...