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Collaboration Engineer

All things Technology – Posts to save for when you need them

Tag: cucm srnd

Written by Andres SarmientoJuly 20, 2016February 15, 2017

Andres Sarmiento CCIE # 53520 – 4th Time was the charm – CCIE Collaboration, Passing the Lab and recommendations!

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 […]

Written by Andres SarmientoMarch 4, 2016February 15, 2017

ASA AnyConnect and SSL VPN for IP Phones with CUCM

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 […]

Written by Andres SarmientoOctober 2, 2014February 15, 2017

IM&P (CUPS) Server, Blank (Admin Page) page after upgrade from 9.x to 10.5

Yes, another upgrade and more with it. This one was very special and I was totally blaming myself after the TAC engineer helped me figure it out. I was always told, or I remember it was good practice to always get the latest Upgrade file from CCO Downloads page for everything. Well I did that […]

Written by Andres SarmientoSeptember 27, 2014February 15, 2017

Upgrade CUCM 9.1 to 10.5 – Procedure (No Prime Collaboration Deployment)

So with the introduction of Cisco Prime Collaboration Deployment, now upgrade any of your UC applications its easier and quicker than before. One of the big advantages that I see with this new product is that the product can have control of the overall infrastructure, starting from VMware all the way to the UC applications. […]

Written by Andres SarmientoSeptember 18, 2014February 15, 2017

Unity Express AA Transfer no Ring-back – Perception is Key!

This one was a very funny one and I’d like to share with you. After an install of a remote office using the following equipment: CIsco 2901 with an ISM for CUE and an AutoAttendant that when the office is open sends the call to a Hunt Group in CUCM and when they are close […]

Written by Andres SarmientoAugust 30, 2014February 15, 2017

How are you preparing for the CCIE Collaboration LAB ?

Just for curiosity, I would like to know how is the people on this group preparing for the CCIE Collaboraiton Lab, right now here is my preparation and roadmap: I have completed a lab in order to be able to study most of the technologies included in the blueprint, here is what I have: 3 […]

Written by Andres SarmientoAugust 29, 2014February 15, 2017

Upgrading CUCM from 9.1.2 to 10.5 – Issues

Hi there, today I have a customer that wanted to upgrade from CUCM 9.1.2 to 10.5 – which sounds pretty easy… think again, so this is a BE6K deployment where CUCM instance was configured with the recommended OVA from CCO. When starting the upgrade I found that the upgrade didn’t wanted to proceed as expected. […]

Written by Andres SarmientoJune 24, 2014February 15, 2017

Andres’s toolbox, workflow and more…

Hi people, I wanted to take this opportunity and share my toolbox and workflow with you. In case you don’t know who I am and what I do here is a quick reference note. What I do and who I am: I’m a Lead Technical consultant specialized in Cisco Unified Communications and Collaboration (a mouthful, […]

Written by Andres SarmientoMay 28, 2014February 15, 2017

First contact after I made it back from Cisco Live 2014!!

Cisco Live 2014 – San Francisco Just wanted to take this time to talk about my experience at Cisco Live 2014, representing the Modcomp team. It was a great experience and a nice way to meet with people that is in the same boat you are, Engineers that are seeing the same issues you see […]

Written by Andres SarmientoMay 13, 2014February 15, 2017

CCIE Collaboration – Campus Design (Migration to Routed Access Layer Design)

So in the traditional Campus Design it used to be Layer 2 from the Access Layer to the Distribution and to the Endpoints, running Layer 3 on the Distribution and the Core, and in most of the cases, you will have a Core/Distribution approach called Collapsed Distribution Core. as shown in the example:   Now […]

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