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Configure H323 Gatekeeper

A Gatekeeper is an H.323 device that provides services like Address Translation, Bandwidth Management, Accounting and Dial Plans that helps to centralize in order to provide scalability. Let’s say, you have 5 sites with different dial-patterns/plans and you might want to route the calls, imagine

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Cisco Jabber logs analysis

It’s been quite a while since I have written something, so I thought to write on how to read the logs (jabber) for rookies. I am going to discuss the on-premise version: The most important of all in jabber are the SRV records must be

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Cisco CUCM or CUC DRS SFTP Backup Failed

Cisco CUCM or CUC DRS SFTP Backup Failed We know that taking backup regularly is very important and can be used to restore the data when Cisco Unified Communication Manager or Cisco Unity Connection fails to work or rebuild is required. So, we need to

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How to collect packet capture from Cisco IP Phone

Collecting Packet Capture from Cisco IP Phone There are instances that you might be asked to collect packet capture from Cisco IP Phone or I would say that you may need the packet capture for your own troubleshooting and learning purposes. For example : You

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UCS C220 M3 Cache Degraded

On Sunday I was watching a football match in my house and suddenly i realized that the Call Manager started to have some issues. The RTMT was showing high use CPU on Subscriber: I checked the vmware and I could see the VMware Tools not