Upgrading to Cisco Expressway 14.2.6 and Smart Licensing: A Comprehensive Guide

I recently performed a software upgrade on our Cisco Expressway from version 14.0.x to 14.2.6 (N-1 version). Recent edit on 12 June - Please upgrade to 14.3.0 instead, using the same method. These CVE-2023-20105 + CVE-2023-20192 are fixed in 14.3.0. Pre-Requisites ESXi Requirements -From the X14.2 release, ESXi 7.0 Update 3, ESXi 7.0 Update 3c, … Continue reading Upgrading to Cisco Expressway 14.2.6 and Smart Licensing: A Comprehensive Guide

Upgrading Cisco Satellite Manager to 8-202303 Utilizing the WinSCP Technique

Cisco recently published an advisory about a vulnerability with a CVSS rating of 6.5. It's not very critical as it can only be exploited by authenticated users – it's still noteworthy.More details can be found here: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ssm-sql-X9MmjSYhThere is no workaround available, so it's recommended to do a software upgrade to the 8-202303 version. Crucial Pre-upgrade … Continue reading Upgrading Cisco Satellite Manager to 8-202303 Utilizing the WinSCP Technique

CUCM migration from one DC to another

CUCM is a key component in Cisco collab deployment and the deployment/dependencies can be very different from Org to Org. So changing anything on CUCM needs a lot of prep and checks. Recently we did the CUCM migration from one DC to another. So I've put together this checklist that gives you a quick overview … Continue reading CUCM migration from one DC to another

Checklist – CUCM Upgrade 11.5 to 12.5.x

This checklist gives you quick overview of all the steps you need to do for CUCM upgrade 11.5.x to 12.5.x. I will list existing resources available on the Internet and add few things from my experience.Before making any changes, please consult with Cisco TAC or do your own research /testing in lab environment. Please dont … Continue reading Checklist – CUCM Upgrade 11.5 to 12.5.x

Cisco B2B Call tester for Video call testing

When you troubleshoot or suspect the call issue from VC to internet, you could you use B2B Call tester from Cisco. It gives you option to dial in or dial out to your endpoint. When connected, it shows your call stats as well.B2B = Business to Business =  Federation = one Company to another Company.Videoconference … Continue reading Cisco B2B Call tester for Video call testing