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Configuring Cisco Conference Bridge/Resources (SCCP)

Configuring Cisco Conference Bridge/Resources (SCCP)

Today, lets configure Conference Bridge in Cisco Unified Communication Manager and Cisco Voice Gateway.
Let’s start with the Voice Gateway

  1. Login to the Voice Gateway
  2. Enter the Configuration

voice-card 0
dsp services dspfarm
sccp local FastEthernet0/0
sccp ccm X.X.X.X identifier 1 priority 1 version 7.0  ====> X.X.X.X is the IP Address of the CUCM
sccp ccm group 1
associate ccm 1 priority 1
associate profile 1 register DSPFARM   ==>> This is the name we will configure in CUCM so that the registration happens.
dspfarm profile 1 conference
codec g711ulaw
codec g711alaw
codec g729ar8
codec g729abr8
codec g729r8
codec g729br8
maximum sessions 4
associate application SCCP
no shut

Write the configuration on the Gateway and now it’s time to configure it on the Cisco Unified Communication Manager.

  1. Login to Cisco Unified Communication Manager

  2. Go to Media Resoruces –> Conference Bridge -> Add New

  3. Conference Bridge Name –> DSPFARM

  4. Description –> Conference Bridge

  5. Device Pool –> Select appropriate Device Pool

  6. Location –> Select appropriate Location

  7. Use Trusted Relay Point –> Default

  8. Click on Save –>

  9. Click on Apply Config –>

  10. Click on Reset

Now let’s verify if your Conference Bridge is registered to Cisco Unified Communication Manager.
When there is a mismatch in the Conference Bridge Name configured in CUCM and Gateway, the below is the debug message i received.
When there is no mismatch in the Name, i received the below debug.
The below shows the successful registration status of the Conference Bridge.
I made a call from Phone A To Phone B and conferenced Phone C from Phone A, below is the status.

  • ConferenceBridge_3CallsStatus

Hope this helps!!

Published by Team UC Collabing

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Electrical Engineer CCNA Collaboration CCNA Voice CCNA R&S. I'm Electrical Engineer and I work like Support Engineer for a Telephony Service Provider Company. Before that I had position like Pre-Sale Engineer about small and medium multivendor telephony solutions. I have 5 years of experience working in Telephony Multivendor Projects. I am also 3 years of experience working in Support and implementation about Cisco Collaboration platforms: UCS server, UCM, Cisco Unity, Presence Server, Jabber, Gateway. Support Community is most useful in finding design, implementation and support tricks and shortcuts that greatly help me in my daily activities. If you need to contact me, please you can writte me.


CCNA Routing and Switching
Am a technology enthusiast. I work in network support providing support with implementation, maintaining and precisely troubleshooting the infra.
Realm of collaboration makes me want to learn and face new challenges more and more.