Category: VoIP Configuration

In some circumstance, you have to try factory reset on Cisco 7900 series phone. There are two types of factory resets : Software / Hardware…

Here is output of how to change call-agent on Cisco Unity Express   CUE-SRE# sh call-agent Call-agent:         CUCM   CUE-SRE# call-agent ?   ccm               Cisco…

    Cisc ATA186 is very simple and useful Cisco ATA186 is very simple and useful device for helping analog phone to connect VoIP system….

Here is a sample configuration file for Cisco ATA187 (Analog Telephone Adaptor). ATA187 is different from ATA186 that is allowed to edit configuration thru Web…

Basic configuration of QoS for VoIP on Cisco Catalyst Switches   2960 / 3750   1. Global mode Cisco_VoIP_QoS# conf t Cisco_VoIP_QoS(confi)# mls qos  …

First of all, the Embedded Service Engine has minimum memory requirement. 1GB for Cisco 2911 and 2921 1.5GB for Cisco 2951 2GB for Cisco 3925…

How to factory reset Cisco CP-7911G VoIP phone   A. Factory reset 1. Power off 2. Hold " # " button + power on. 3….

Tweet Phone spec.; Android a855(old), no 3G, but ONLY wi-fi.   1. Call settings 1-1. Allow 3G/4G Calling ; Unchecked 1-2. Accept calls on answer…