Hi,Having trouble with DDNS on the Cisco 851, trying to get it to connect with my own DDNS server which works fine with the software client so I'm trying to get it to work with a Cisco router.Here are some of the relevant bits of the config:ip name-s...

Hi,I think this may be a known issue with these phones but does anyone know of a fix?The phones are on public IP's but I have disabled port 80 on the firewall as connecting to the config page seems to cause the phone to run out of memory reboot reaso...

Hi,I am using an 1801 for test purposes. The router is setup to nat a 192.168.x.y/24 network. Connectivity/browsing/NAT/VPN/Portforwarding all work fine. The router has a single static IP.I have opened open port 21 to forward to forward to my 192.168...