Script – 6500 switch is the corporate NTP server– Server team wants to synchronize Active Directory time with the NTP server. Troubleshooting enable NTP debugs: check logs on the 6500 switch: It seemed that there’s a “passive/active” concept in NTP ... Read More »
I have both the Student Guide and the Foundations Guide. I found that the latter contained more details and explanations than the official book that I’ve used, during the training. Throughout the pages, and after reading some Cisco technical documents ... Read More »
Studying for Cisco certifications not enough with only official Cisco Press books. We got to supplement our reading with other documents. for CIP1 exam, I decided to heavily rely on reading from the screen. Why? because a network engineer does ... Read More »
In this post, we will configure and add a MGCP gateway to CUCM. Given a router equipped with a E1/T1 VWIC card, we will configure it as an MGCP gateway that performs PRI Backhauling with UCM. Adding the MGCP gateway ... Read More »
I got this from a co-worker. This is so true. It’s the shortest and wisest career-related speech I’ve ever read. If you struggle finding a reason to balance work and life, read this: Don’t reinvent the wheel. Just get the ... Read More »
The guy’s name is Neil Moore. We’ll probably hear about him a lot in the future. And no, he’s not an ultra geek working as an international consultant for Cisco Check some of his CCIE plaques: The strangest ... Read More »
In this post, I’m going to explain how to connect a CUCM server to GNS3. My CUCM server is running on Vmware. Here is the topology we’re going to have: What we will use: a VM on which CUCM is running ... Read More »
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