Hi Lijesh,you need any low end cisco router with four or more serial interfaces to fit to your topology. You can have 2522 with 10 serial interfaces or can have any 2600 with NM-4AS or NM-8AS card. The rest is easy to configure it as frame relay swit...

Hello,click on system -> Enterprise Parameters and wherever you see the name of your CUCM, replace it with it's IP address and save it. It will be fixed. The reason it shows, host not found is because currently your phone is trying to resolve the nam...