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CCIE Collaboration

SNR Issues when calling from EXTERNAL PSTN Number

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SNR Issues when calling from EXTERNAL PSTN Number to RING Remote Destination number: Scenario: External PSTN Number —> Gateway —> CUCM—–>IP Phone —-(SNR –> RDP—>RD ) —>Gateway—-> External PSTN Number defined in the RD Normally SNR works for internal extensions only , If you need to allow SNR to work for External Calls  you need to allow below parameters in the CUCM to generate the Call from Called ( Internal Extension ) As Suggested by…

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Cisco CSIM (Call Simulation) – Hidden IOS Command

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CSIM is an undocumented IOS command.  When configuring a router to act as a voice gateway it is possible to test outbound calls by originating calls from the router.  If the router is configured correctly then the far end number will ring and may be answered. Use the csim start dialstring hidden command to initiate simulated calls to whichever real-world E.164 number is desired. This allows you to determine whether you can properly go offhook…

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Posted in CME

POTS-to-POTS Call Routing Considerations bandwidth

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POTS-to-POTS Call Routing Considerations Occasionally, you must route calls between POTS dial peers. CAC might cause this, such as when a call from a PBX is denied admission to the WAN and sent back to the PBX. Or a call from an analog phone might be routed over the PSTN. The ability to switch calls between POTS dial peers is enabled by default on Cisco gateways. Many of the CAC mechanisms that are described in…

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Cisco Unity Connection Ver 11 – Trouble Shooting for Virtual Memory 95% utilization:

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Cisco Unity Connection Ver 11  – Trouble Shooting for Virtual Memory 95% utilization: 1-  To solve , I increased the VM Ram from 4 GB to 8GB 2- Checked the Unity Connection DB replication 3- Checked and restarted the Cisco TOMcAT Service as it was using most of the memory resources 4-Restarted the unity connection Servers , After restarting Virtual memory Utilization went to normal 69%. Below Commands used to diagnose: admin:utils diagnose test file…

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Cisco UCM 11 and LDAP Group Filtering

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Introduced in UCM version 11 is the ability to synchronize groups from Active Directory. The primary driver is to have Active Directory groups available in the Cisco Jabber contact list. One problem this brings up is that if you’re synchronizing from the base DN you’ll import all security groups. So you’ll need an effective filter to only get the groups you want. Generally speaking distribution groups are an ideal target for what you want represented…

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Creating Cisco Jabber Custom Tabs

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Jabber custom file for Tab Have you ever thought of adding a custom tab for jabber so you can browse the web or even use your facebook on jabber… well this is how to do it   Create Custom Tab for Jabber for Windows Access the following directory, assuming you are using a Windows 7 machine C:\Users\USERID\AppData\Roaming\Cisco\Unified Communications\Jabber\CSF\Config\Cache 2. Copy the file jabber-config.xml to the same folder and rename it to jabber-config-user.xml 3. Edit the jabber-config-user.xml…

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How to Identify an Unexpected Shutdown of a CUCM, UC, UCCX, CER, or Cisco Prime Server

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Introduction This document describes how to identify an unexpected shutdown of a Cisco Unified Communications Manager (CallManager) (CUCM), Cisco Unity Connection (UC), Cisco Unified Contact Center Express (UCCX), Cisco Emergency Responder (CER), Cisco Prime, or any application that runs on top of Cisco’s customized Voice Operating System (VOS). If the server experiences an unexpected shutdown, the file system consistency cannot be guaranteed. Files might be removed unexpectedly, ownership of file permissions might be changed, or the contents of files might…

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Configuring Live Record in Unity Connection

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Configuring Live Record Live record allows users to record conversations while they talk to callers. The recorded conversation is stored as a message in the user mailbox, and the user can review it later or redirect it to another user or group of users. Operators in your organization may find live record particularly useful. Live record is supported only for Cisco Unified Communications Manager integrations. While there is no class of service or user account…

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Cisco 7800 Series Phones – CUCME Support

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Below is the recommended config   New phone model Recommended Fast-track config 7821 voice register pool-type  7821 xml-config maxNumCalls 6 xml-config busyTrigger 6 xml-config custom sshAccess 0 num-lines 2 description Cisco IP Phone 7821 reference-pooltype 6921 7841 voice register pool-type  7841 xml-config maxNumCalls 6 xml-config busyTrigger 6 xml-config custom sshAccess 0 num-lines 4 description Cisco IP Phone 7841 reference-pooltype 6941 7861 voice register pool-type  7861 xml-config maxNumCalls 6 xml-config busyTrigger 6 xml-config custom sshAccess 0…

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Unity to Exchange Connections

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Increasing the Number of Connections If you have more than 2000 users on a Unity Connection server or more than 80 milliseconds of latency, you can increase the number of connections from the default value of four. Note the following: The maximum number of connections is 64. Never decrease the number of connections to fewer than four. After you change the number of connections, you must restart the Unity Connection Mailbox Sync service in Cisco…

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