Maximum Partitions in a CSS

The list of partitions in a calling search space is limited to a maximum of 1024 characters. This means that the maximum number of partitions in a CSS varies depending on the length of the partition names. Use the following table to determine the maximum number of partitions that you can add to a calling…

No More .0 and .5 Mainline Releases

If you are expecting CUCM 14.5 , there is no more Minor version (Long Life Releases).From version 14 you will be moving to V15. But Service Updates(SU’s) will be released. So if you have any plan to upgrade your CUCM, don’t wait for 14.5

CUCM Data Export

As mentioned in my previous blogs, Fresh install of CUCM, IM applications can be done using data export from old cluster. Fresh install with Data export are supported by 12.5Su5/14+ versions and supported source release are 10.5, 11.5, 12.5, 14. In this blog I explain how to export the data from an old cluster to…

Enable-sha512 COP File

What this COP file provides:This COP file provides support for sha512 signed ISO and COP files for CUCM, CUC, CER, PLM, IM&P, and PCD versions that do not contain the support natively. The following table contains the minimum version number where sha512 support is natively included. If your current running version is lower than the…

Supported Upgrade Paths and COP Files for CUCM/IM 14

The following table highlights supported upgrade paths to upgrade to Release 14 of Cisco Unified Communications Manager and the IM and Presence Service. It also lists the upgrade paths that require COP files. You must install COP files on each node before you begin an upgrade using the Cisco Unified OS Admin interface, or before…

CUCM Set Password Options

I like to share some password options which can be set for CUCM/IM/Unity set password complexity minimum-length This command modifies the value of minimum password length for the OS administration accounts. set password complexity minimum-length max-repeat Note:- Use this command after you enable the character complexity of passwords. Command Modes Administrator (admin:) Requirements Command privilege…

Reset CUCM OS Admin & Security Password

This blog describes how to change or reset OS admin password and security password. To Reset OS Admin or Security Password Step 1. From Vsphere client, login to CUCM console through this username and passowrd: pwrecovery/pwreset. You get screen, as shown in the image:                              …

Change CUCM OS Admin & Security Password

This blog describes how to change OS admin password and security password. To Change OS Admin Password admin> set password user admin It asks you to enter the old password and new password. Once the system verifies the password, it is changed. To Change Security Password admin> set password user security It asks you to enter…

Adding an OS admin user

This post is regarding how to add a new Os admin user and what privilege these users can be given. Command to create a new OS admin users set account name NEWUSERName User Privilege The privilege level can be 0 or 1 for the new user, it can not have the same privilege level as…

CUCM 14 Fresh Install with Data Import

With CUCM version 14, migrations will be much more easier as it support data import from old cluster during fresh install. Supported Old cluster version are 10.5 / 11.5 / 12.5 / 14. You  can consider this option when You don’t want to do direct refresh upgrade to 14, but that is the only direct…