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Collaboration Engineer

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

Tag: uc training

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 SarmientoDecember 9, 2014February 15, 2017

CCIE Collaboration Lab Recommendations and Strategy [The aftermath of my first attempt]

While my experience on my first attempt was not the brightest one because I failed, I was able to open my mind and think on endless possibilities and maybe potential recommendations. I hope this helps other with their studies and strategies. Studying and Muscle Memory: Do you studying… I think many instructors across the globe […]

Written by Andres SarmientoNovember 15, 2014February 15, 2017

Cisco 9971 Factory Reset Admin Password Removal – [Timing is the answer]

I promise this will be a very short one. This week I purchased 3 9971 with the camera in order to get ready for my rack rentals for CCIE Collaboration, well when I got them I noticed that the phones belonged to someone else(Duhhh!!). I needed to do a factory reset on those guys, or […]

Written by Andres SarmientoNovember 15, 2014February 15, 2017

Cisco SIP Phones Admin Password removal CME [TCLSH Operation]

On this one I wanted to share a really nice way to remove the Admin password from Cisco SIP phones. It really is annoying to type the Admin password every time you need to modify or at least take a look at the configuration on your phone. As you may know when you configure a […]

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 […]

Written by Andres SarmientoMay 6, 2014February 15, 2017

Cisco Collaboration Edge – Mobile Remote Access (Jabber with no VPN)

Hi there, I have been looking at the new collaboration edge deployments, in order to support Jabber from remote networks without the need of using a VPN (What a relief!!! – I was actually getting slammed from customers because of the lack of options from Cisco). Doing some research I was able to find the […]

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