CUCM Phone Migration Feature

From CUCM versions 11.5 SU 8, 12.5 SU 3, 14 Cisco introduced a feature called Phone migrations. The Phone Migration feature is an easy and intuitive Cisco IP Phone migration solution native to Unified Communications Manager. It minimizes the cost and complexity of replacing deprecated or faulty phones. Phone Migration Supports below three options. Using…

A- Flex Licenses are Agnostic

Cisco released EOL for perpetual License and now everything is Flex. With the Flex licensing ,Cisco removed the License versions locks. Means, you can use your flex license with any versions. But there are few points which you need to keep in mind. We recently purchased 26 flex license for our Lab CUCM and we…

CUCM SQL Query – 2

In the Last blog we learned about select method and some basic SQl queries on CUCM. Today will learn Join and Where Clause. JOIN JOIN is a query clause that can be used with the SELECT, UPDATE, and DELETEdata query statements to simultaneously affect rows from multiple tables. Thereare several distinct types of JOIN statements…

Cisco Collaboration Virtualization

How to check the UC virtualization support. Virtualization support varies by CSR releases. Cisco Collaboration virtualization is the place where you can check Vmware compatibility Cisco Collaboration virtualization Click to access Cisco Collaboration Virtualization. Select your applications and it takes you to the specific product hardware requirements page. For example i choose CUCM and it…

CSR Compatibility Matrix

When upgrading/Installing UC applications we need to make sure all applications are on compatible versions. CSR Compatibility Matrix provide you the recommended version and minimum version details . We must follow this matrix when installing /upgrading UC applications.Todays blog is all about the CSR compatibility matrix and how to use it. Compatibility Matrix Link Access…

Insufficient license Warnings

I used to get calls from my customer saying that they see insufficient license warnings when login to CUCM. 90 % of the cases reported where due to the OWNER configuration . Remaining 10% are due to other reasons. With Pandemic many customer started creating Jabber profiles without choosing proper Owner filed which cause the…

Change ANI to Last/First redirect – SNR

When placing a PSTN call, if you send calling information other than your DID block. Most ISP drop the call or translate this to your DID pilot number. They does this for Billing Purpose. For such scenario instead of using Originator we need to use Last redirecting information. My previous blog was about how to…

Forwarding to PSTN Fails when some one calls from Outside

Many customer requested call forwarding to mobile during the pandemic. Even with proper forwarding CSS, One common issue which almost all customer reported was that call forwarding to mobiles/landline gets failed when some one call from outside. But for an inside call it works. Root Cause. When placing a PSTN call, if you send calling…

Upgrading/Migrating UC- Which documents to refer

I have seen engineers struggling to complete UC Upgrade/Migrations. 90 % of the cases where due to lack of planning. To avoid surprises Its mandatory to plan the migrations. Today’s blog is all about what documents to refer when upgrading UC applications. Mandatory reading for any upgrade  A) Upgrade and migration guide B}) Release notes…

Change PLM User/Password

Changing Username and password is a common request from our clients. Today’s blog is all about the PLM user/password options. How to change username /password and unlock the admin account . Change PLM Password Use below command to change your PLM password. license management reset user password Change PLM Username Use below command to change…