UCPros

CUCM SIP Call Flow Troubleshooting

SIP Call FlowThere is no way around it,
finding the SIP call flow is the first thing you have to do when you are facing a SIP call failure.

Why?
Easy.
Because first of all, you have to understand whether this is a call routing problem or signaling/media compatibility issue.
SIP call flow helps you understand just that, and in a lot of cases, you can pinpoint the problem just from looking at the SIP call flow.

Continue reading CUCM SIP Call Flow Troubleshooting

On Cisco Prime Collaboration Assurance Packet Capture & enabling Root access

As you may know, starting of version 10.6 of Prime Collaboration Assurance packet capture became quite tricky. It happened due to Cisco’s decision to disable Root access on the server. Fortunately, Cisco didn’t quite swallow the key.

Continue reading On Cisco Prime Collaboration Assurance Packet Capture & enabling Root access

3 reasons you fail the CCIE lab exam. 2 of which, no one talks about.

CCIE labPassing the CCIE lab exam is a bitch. Why? Because there is a lot to it, and I’m not talking about technical stuff only.

Many talented technology oriented guys are failing the CCIE lab exam each day. And it’s not that they are not familiar with the technology, trust me they are. They probably spent hundreds of hours in the lab, not to mention the theoretical reading.
And still, the bigger they are the harder they fall. But Why???
Let us try to break it down. Continue reading 3 reasons you fail the CCIE lab exam. 2 of which, no one talks about.

Essential CSR 11.5 features. Part III- Unity Connection is in the mix

Copywriters, brace yourselves, Unity Connection 11.5 is coming!

Unity Connection 11.5 voice mailAfter discussing version 11.5 of IM&P and CUCM its Unity Connection 11.5 turn.
Although no records were broken with the number of new features, there are definitely some new exiting ones.  Here is a sneak peek of what Unity Connection 11.5 has to offer. Continue reading Essential CSR 11.5 features. Part III- Unity Connection is in the mix