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Monthly Archives: June 2021

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Prepare Cluster for Rollback to Pre-8.0

Prepare Cluster for Rollback to Pre-8.0 When migrating IP Phones from clusters from 8.X on wards to 9.X /10.X /11.X versions, you may encounter issue with security files i.e., ITL files (Initial Trust List). which is a new security feature by default. The ITL files

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What is Xpath? Examples of Xpath? Contd.

What is Xpath? Examples of Xpath? Contd. Xpath expressions can be Location Path (set of tree nodes), Boolean (true or false), Numeric (number) or a String (unicode string). Let’s see some very basic examples of Xpath. If the path starts with a single slash /

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CUCM Asterisk SIP Settings (Basic)

CUCM Asterisk SIP Settings (Basic) In one of our post we have learned how to create Cisco Unified Communications Manager (CUCM) to Asterisk SIP Trunk. In case if you have not followed the link, you can refer to it. (https://www.uccollabing.com/2014/05/16/cucm-asterisk-trunk-integration/). I have received many comments

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External Contacts in Cisco Jabber Directory

Hello Everyone, Wishing you a Happy New Year with the hope that you will have many blessings in the year to come. I wish for this year to have lesser disasters, less hate, less accidents and loads of love. Happy New Year and welcome 2016.

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Cisco PCD Cluster Discovery Internal Error

Cisco PCD Cluster Discovery Internal Error Have you ever used Cisco Prime Collaboration Deployment Tool to migrate Unified Communications from Legacy to New Cluster? If yes, then there are times when you may encounter an error “Internal Error” while discovering the machines. If you encounter

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Inter-cluster BLF over SIP Trunk

Intercluster BLF over SIP Trunk Recently we have configured Intra-Cluster BLF and now lets configure Inter-Cluster BLF so that we can monitor a device in remote cluster. To configure this, we need to follow the below. (Assuming that Partition, CSS, Route Pattern, Device Pool, Region,

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Cluster ID Change – Cisco Unified Communications Manager

Cisco Unified Communications Manager Cluster ID Change Cluster ID parameter is an unique identifier for the clusters. By default the value for Cluster ID is set to “StandAloneCluster”. When configuring Extension Mobility Cross Cluster (EMCC) or Intercluster Lookup Service (ILS), cluster id has to be unique

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vCenter 5.1 Timed waiting for vpxa to start

vCenter 5.1 Timed waiting for vpxa to start Recently, i installed vCenter 5.1 in Lab and tried to connect ESXi host with vCenter but got an error “A general system error occurred. Timed waiting for vpxa to start.” I restarted Network Management Agents and re-initiated the host