It is very important to know the port numbers being used by the devices we work on as it makes life easier. If you are aware of the port numbers, it becomes little easier to troubleshoot. Port numbers are used to determine what protocol incoming traffic should be directed to. Ports are assigned when a session is… Read More

TCP UDP Port Usage – CUCM Voice Gateway and Gatekeeper was last modified: February 17th, 2017 by Administrator

For any ISDN Line to establish a Layer 1 connectivity, the switch type has to be defined and switch type is country specific. Sometimes when you taken an ISDN Connection from your service provider, they might not be aware of the switch type you should be using when you deploy/configure ISDN. In such cases we have… Read More

Cisco ISDN Switch Type IOS Commands Voice Gateway was last modified: February 16th, 2017 by Administrator

Hello All, If you are working as a Voice Engineer or planning to learn Voice or may have an interview, the below list of commands are the ones which are most commonly used by Voice Engineers. These commands are posted here so that it can be helpful for everyone who are troubleshooting/learning the voice piece… Read More

Top and Most useful Cisco Voice IOS Commands was last modified: February 16th, 2017 by Administrator

How to find and download list of SEP<MAC>.cnf.xml files from CUCM?   I am sure most of you are aware of Cisco IP Phone Registration Process, however i am going to post the Registration process in next post. As of now let’s see how to download XMLDefault.cnf.xml or SEP<MAC>.cnf.xml from Cisco Unified Communications Manager TFTP?… Read More

How to download list of SEP.cnf.xml files in CUCM? was last modified: February 9th, 2017 by Administrator

    What is a Refresh Upgrade (RU)? Many of us have come across the name Refresh Upgrade or RU but do we know what it is? Well, when we do an upgrade of Cisco Unified Communications Manager, Cisco Unity Connection, Cisco Unified Contact Center Express, a Refresh Upgrade file is being used. Without Refresh… Read More

What is a Refresh Upgrade (RU) Cisco? was last modified: February 9th, 2017 by Administrator

  When working customers, some customer may ask you to give some of their employees Read-Only access for Cisco Unity Connection.  This access will be very basic access similar to Help Desk users. The privilege given to the user will have ability to view Unity Connection configuration but will not have privilege to modify the… Read More

Configure Read-Only Access Cisco Unity Connection was last modified: February 9th, 2017 by Administrator

Hello All, Are you facing an error which says: The installation has encountered a unrecoverable internal error. For further assistance report the following information to your provider.   Command “/opt/cisco/install/bin/pmNormalizeGeneric/etc/opt/cisco/install/component_install_cmd-list” has exceeded timed threshold of 3600 seconds.    The system will now halt     Even i also faced the same issue recently while installing… Read More

CUCM Error – Exceeded timed threshold of 3600 seconds was last modified: February 8th, 2017 by Administrator