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Update a Cisco 7940 MGCP firmware to SCCP.
For my Cisco Telephony Lab, I got few old 7940. One in SIP and an other one in MGCP. For the 7940 SIP Phone, the firmware was recent and it was easy to update. But for the 7940 MGCP Phone, it was a bit...
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Integrate Cisco CME in your lab with GNS3
Introduction : You want to add a Cisco router with CME on your lab but you don’t have enough money to buy it. You can use the router emulator GNS3 with a router IOS with CME integrated. In this post, I...
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Basic Ciso CME Configuration – Place a simple call
Introduction : First Step on CME. You want to place a simple call between two phones. You will get below the simple configuration tu use. You can use the software Cisco IP Communicator as a softphone....
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Configure a SIP Trunk between Cisco CME and Cisco CUCM
Introduction : In this post, I describe a basic configuration of SIP Trunk between Cisco CME (v4.1) and Cisco CUCM (v8.6.2). Before this, if you want to know how to add ephone and ephone-dn in CME...
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Configure a Third-Party SIP device with CUCM
Introduction : This post summurize the configuration to apply to register a third-party SIP device with Cisco CUCM. CUCM configuration : We need to configure : user (for its digest credential) device...
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Configuration Cisco CME COR List
Introduction : This post summarize the configuration of COR Lists ( Class Of Restriction). COR Lists define restrictions that you can apply on ephones-dn and dial-peer. These restrictions allow to...
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Uncompress a VMWARE OVA and modify its VM version
Introduction : This post shows how to adapt a VMWARE OVA for a Virtual Machine with VM8 format to a VM7 format compatible with ESXi4. When you try to open an OVA with the format vmx-08 on an ESXi 4.1...
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Install/Upgrade Cisco Call Manager Business Edition 5000 9.1
I encountered some issues with the installation of the Cisco Call Manager Business Edition 5000 9.1. 1 – How to size the Virtual Machine to allow the installation of CUCM BE 9.1 To pass the hardware...
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VMWARE Requirements for Cisco Unity Connection
I encountered few troubles to find the good configuration for a Virtual Machine on ESXiV4.1.0 where I wanted to install a Cisco Unity Connection 8.5.1.10000-26. The Cisco sizing page indicates that a...
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Split a wireshark capture in a smaller file with editcap
One of my customer sent me a tcpdump trace with a size of 2.5 GB. It goes without saying that it’s too large for open it on a desktop PC with wireshark. So I discovered the tool editcap delivered with...
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Upgrade Unity Connection 8.5 to Unity Connection 8.6
Few notes about issues that can be encountered during an upgrade from Unity Connection 8.5 to 8.6. Modification of Hardware Requirements : Hardware requirements for Unity Connection have changed with...
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Configure Voice Gateway VG224 in SIP with CUCM
Here an example of configuration of Cisco VG224 using SIP as signaling protocol and which is connected to a CUCM via a SIP Trunk. Configuring voice-port : voice-port 2/20 ring frequency 50 cptone FR...
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CUCM Switch between partition or version after upgrade
When you upgrade a Cisco CUCM, before to launch the upgrade the system ask you if you want to restart on the new version or keep the current version and restart later. Indeed, it’s a convenient way to...
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