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What is LLDP? Some LLDP basic and useful commands

What is LLDP? Link Layer Discovery Protocol (LLDP) is a standard network discovery protocol similarly to Cisco Discovery Protocol (CDP) or Nortel Discovery Protocol. It helps network administrator to identify network devices. It allows devices to advertise and discover connected devices and their capabilities. Basically

What is LLDP? Some LLDP basic and useful commands was last modified: March 19th, 2017 by Administrator
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CUAC Ports not Registering after CUCM Upgrade 11.5.1

  We had to start our upgrade on the weekend. Cisco Unified Communications Manager (CUCM) and CUC (Cisco Unity Connection) upgrade from 11.0 to 11.5 version. Cisco Unified Attendant Console Advanced 11.0.1 was also present in the environment but it was not a part of the upgrade

CUAC Ports not Registering after CUCM Upgrade 11.5.1 was last modified: March 18th, 2017 by Administrator
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Cisco PLM – Security Error on CUCM CUC and CER

Recently i was working on Cisco Unified Communications Manager (CUCM), Cisco Unity Connection (CUC), Cisco Emergency Responder (CER) and Prime License Manager (PLM) upgrade where i had to upgrade all the products from 11.0.x to 11.5.x . CUCM, CUC, CER and PLM upgrade was successful and no issues

Cisco PLM – Security Error on CUCM CUC and CER was last modified: March 18th, 2017 by Administrator
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CUCM Database Traceback DBReplrtstate py Error

  While working on Cisco Unified Communications Manager, you may receive an error “Database Communications Error” when you access CUCM Web Page. Also when you try to run “utils dbreplication runtimestate”, you may receive below shared error :   admin:utils dbreplication runtimestate Traceback (most recent

CUCM Database Traceback DBReplrtstate py Error was last modified: February 22nd, 2017 by Administrator
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TCP UDP Port Usage – CUCM Voice Gateway and Gatekeeper

It is very important to know the port numbers being used by the devices we work on as it makes life easier. If you are aware of the port numbers, it becomes little easier to troubleshoot. Port numbers are used to determine what protocol incoming traffic

TCP UDP Port Usage – CUCM Voice Gateway and Gatekeeper was last modified: February 17th, 2017 by Administrator
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Cisco ISDN Switch Type IOS Commands Voice Gateway

For any ISDN Line to establish a Layer 1 connectivity, the switch type has to be defined and switch type is country specific. Sometimes when you taken an ISDN Connection from your service provider, they might not be aware of the switch type you should be

Cisco ISDN Switch Type IOS Commands Voice Gateway was last modified: February 16th, 2017 by Administrator
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Top and Most useful Cisco Voice IOS Commands

Hello All, If you are working as a Voice Engineer or planning to learn Voice or may have an interview, the below list of commands are the ones which are most commonly used by Voice Engineers. These commands are posted here so that it can

Top and Most useful Cisco Voice IOS Commands was last modified: February 16th, 2017 by Administrator
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