CallMgr Troubleshooting DayOne

CallMgr Troubleshooting DayOne - CUCM Troubleshooting...

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Unformatted text preview: CUCM Troubleshooting Instructor: Bill Benninghoff [email protected] 972-813-4963 Class Agenda • Tuesday through Thursday from 10 am to 5 pm and Friday from 10 am to 12 noon – Day One: CUCM interfaces and Reading Ccm trace – Day Two: CUCM Software Architecture and Reading Sdl trace – Day Three: Troubleshooting CUCM Crashes – Day Four: Performance Issues and wrap-up Path to shared files: \\rch-filer03a\users- b\bbenning\published\CallManager_TrainingFiles CUCM Case Escalation • Urgent case comes into TAC • TAC may escalate to Conrad Zgliczynski’s cap team using the VTG escalation tool: http://v-projects/Escalation/MainPage.aspx?Link=Home • Conrad’s engineer may escalate to the mail-evvbu-de email alias (Bill Benninghoff’s team based in Richardson, Texas USA) • Bill’s team will engage code owners as necessary to help get to the root of the issue • If it is a new problem a DDTS will be opened by TAC • The code owner will make code changes • Code changes are incorporated into an Engineering Special build of CUCM (or an SR build) which is tested internally and then made available to the customer CUCM Interfaces • Interface to the IDS database (MSSQL in windows) • Interface to ip phones (Skinny and SIP) and unity ports • Interface between CMs (ICCS) • Interface to MGCP gateways • Interface to H323 gateways • Interface to SIP trunks • Interface to CtiManager and Applications (IVR, IPCC, CVP, ) • Interface to another CUCM cluster (ICT) • Interface to Aupair/Dbmon (change notifications) CUCM Interfaces • Publisher and Subscriber relationship (database in 4.x, 5.x) • Skinny devices download firmware from Tftp server • Primary and Secondary relationship (device registrations –CM listens on tcp port 2000) • CM’s listen for sdl messages from other ccm’s and from CtiManager on tcp port 8002 Publisher Server Subscriber Server Two Subscriber Server One SQL r/w SQL r/o SQL r/o Local Area Network Skinny Devices Skinny Devices Tftp server 8002 2000 CUCM Interfaces (Db) CUCM Interfaces Database Layers 5.x and 6.x CUCM Interfaces (Db) CUCM Interfaces (Db) • User Facing Features in 6.x (Db writes) – Call Forward All (CFA) – Message Waiting Indication (MWI) – Privacy Enable/Disable – Do Not Disturb Enable/Disable (DND) – Extension Mobility Login (EM) – Hunt Group Logout – Device Mobility – CTI CAPF status – Credential access and authentication CUCM Interfaces (Db) CUCM Interfaces (Db) CUCM Interfaces • Publisher and Subscriber relationship (database) in 4.x and 5.x • Skinny devices download firmware from Tftp server • Primary and Secondary relationship (device registrations –CM listens on tcp port 2000) • CM’s listen for sdl messages from other ccm’s and from CtiManager on tcp port 8002 Publisher Server Subscriber Server Two Subscriber Server One SQL r/w SQL r/o SQL r/o Local Area Network Skinny Devices Skinny Devices Tftp server 8002 2000 CUCM Interfaces • Skinny Interface (cisco proprietary)...
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This note was uploaded on 08/08/2011 for the course CISCO 1124 taught by Professor Jack during the Spring '11 term at American International.

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CallMgr Troubleshooting DayOne - CUCM Troubleshooting...

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