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 […]
IM&P (CUPS) Server, Blank (Admin Page) page after upgrade from 9.x to 10.5 Read More »
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.
Upgrading CUCM from 9.1.2 to 10.5 – Issues Read More »
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
First contact after I made it back from Cisco Live 2014!! Read More »
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
CCIE Collaboration – Campus Design (Migration to Routed Access Layer Design) Read More »
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
Cisco Collaboration Edge – Mobile Remote Access (Jabber with no VPN) Read More »
So I stumbled into this topic with a customer and was having few issues to understand the mechanics of this simple step, my customer is having issues with quality on the music on hold. Here is what I did: Looked up in CUCM Flash and found a media file that I was going to use
Configure MoH on CUCME and Transcoding Read More »
I was just reading the following Article and wanted to add few things that helped me solve my issue: #11 : SIP 9971 phone unable to complete PSTN calls *** bearer-cap speech *** This simple command also fixed an issue I had with Jabber clients calling from Softphone mode to cellphones, and they were getting straight
SIP Devices unable to stablish PSTN calls Read More »
Hi there, so today I wanted to bring up something that was very confusing to me long time ago. The concept of MGCP, H.323 and SIP. these 3 are very big and there is a lot of information about them, I just want to explain with my own words what every single protocol means for
CCIE Collab – Gateways and Trunks in CUCM Read More »
