My customer has CCM 3.3 w/ a 2651 gateway w/ 2 PRI's. Caller ID works fine to landline phones, but comes up "unknown caller" when you call a cell phone. We have tried this with Sprint, Verizon, and Cingular with the same results. Anyone know why t...

I am looking to deploy Cisco IP Telephony on a all Nortel LAN. The edge switches are Baystack 450's. The question is, how do I handle VLAN's for voice and data? The Nortel switch and Cisco phone don't seem to work with each other. As a result, I ...

I have the following scenario:Leased line between Cisco 2600 routers.Main Location: Cisco 2600 series router with ISDN BRI for dial backup.Remote Location: Model: Cisco 2620 with an NM-HDV network module and a VWIC-1MFT-T1 for the channelized interfa...

I am new to Cisco command line, so please excuse the basic question. I am working with a Cisco 2620 w/ IOS 12.1. I want to configure a static (default) route. I have tried doing so using the IP Route command, but when I do a SHOW IP ROUTE, it doe...