Let’s see, it has been a while since the last time you heard from me, but this time I will spare you the excuse! What is a Zero Downtime Upgrade? This is an upgrade where no matter from which version of VOS (CUCM, UNITY, and UCCX) you are coming from can be done with very […]
Call recording is an interesting topic for me and it’s sometimes hard to understand, but It’s easy when you break it down to get what it is all about. My experience varies from different vendors and most of it comes to the same place, at least when preparing CUCM for Recording services. This post is […]
Where do we begin with this one? – Here is your ticket and before you go to the next section of this post, make sure you have a quick answer. The Ticket/Challenge **Trying not to call it a problem! Your client needs to move from a Datacenter to a new location. You need to move […]
Having to rebuild CUCM can be a task that really needs planning and patience 🙂
This is a video I created, showing how auto registration works in CUCM 11.5 Not too much really, but I think I will get better as I start working more in my editing skills and being a bit less nervous Enjoy About the Author: Andres Sarmiento, CCIE # 53520 (Collaboration) With more than 13 years […]
Passing the CCIE Collaboration Lab was really hard and a very nice and entertaining experience, which I feel very happy to say that I completed the challenge!! I will be very short on this post and will make it technical and a bit emotional for the people out there that may benefit from it at […]
Looking for more information on this one, is always good idea to look at the field notices on CCO. In a nutshell here is a list of the phones that will no longer be supported by CUCM on version 11.5 Problem Description The following phone models are deprecated and are not supported by Cisco Unified […]
This one may seem a bit like a very involved configuration but in reality is not. The process is easy, if you know how to set up AnyConnect in an ASA, you will be able to crack it. I have also included few links that show the process and the important things that you need […]
Finishing an upgrade project after being a while since doing one, I wanted to take the time to share the experience and how easy has Cisco made it into upgrading their software. It may look a bit disorganized, but you will find few things that I used to refresh my memory on the process, but […]
Confused about dial plans in the US? – Here is the solution These 2 sites will help you get the most out of any North America dial-plan based on Areacode Lets begin with NANPA: https://www.nationalnanpa.com/ Going into Tools and Area Code Search you can get a lot information Here is an example: Pay close attention […]
