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Cisco UCM Corporate Directory Issue: Host not found
While deploying CUCM BE 8.5.1 for a client, I came across an issue where, selecting the Corporate Directory option on the IP phones was displaying a “Host not found” error. After reading through a lot...
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Standard Local Route Groups Explained
At first glance, Standard Local Route Groups (or just Local Route Groups) seemed like a mystery to me, perhaps because I hadn’t seen it used in a real-life scenario and had only abstract notes and...
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Configuring Intercom in CUCM 6.x – 8.x
An intercom line is one of those ‘must-have’ functions that must be available on every PBX. Fortunately, CUCM does have this function, but on the other hand, the documentation explaining how the...
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Call Park vs Directed Call Park
There are times when you are on the phone with someone when you suddenly realize that your two office pals are hanging on to every word of your conversation which makes it rather difficult to pursue a...
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Cisco Unified Communications Manager Software Compatibility Matrix
The software compatibility matrix for all version of CUCM are available here. This can prove to be a very useful document during deployment since it addresses almost all types of software/firmware...
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Configuring Extension Mobility in CUCM 6.x – 8.x
I was going to do a detailed post on configuring Extension Mobility in CUCM, but then I came across a blog that already has a comprehensive, step-by-step post on the subject so I thought I would simply...
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CUCM Dial Plan for Pakistan
During my first CUCM implementation, I was completely lost as to where I should start creating a dial plan for Pakistan because all the documentation and books that I had read were targeted towards the...
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Upgrading CUCM to provide support for new IP phones
Hello everyone! It’s been quite some time since I’ve posted anything here. It has mostly been due to my incredibly tough schedule. I have yet to update the previous post about configuring a basic AA...
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Ways to Populate the CUCM Enterprise Directory with External Contacts
Basically, the enterprise phone book addresses two simple business needs – you need to see who’s calling you and you need to find quickly any contact and call him. In Cisco UC environment this works...
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