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New Member

CallManager Failover

When the primary CCM is down :

- are online calls always up ?

- how many time for the secundary CCM act as primary ?

- what is the polling for ip phones, soft phones, gateways ?

Thanks

  • Other Collaboration Voice and Video Subjects
1 REPLY
New Member

Re: CallManager Failover

The calls that are already established beetween IP phones are always up even if the callmanager isdown, because the Calls are Ip Phone-IP phone RTP streams are already up.

http://www.cisco.com/en/US/partner/products/sw/voicesw/ps556/products_tech_note09186a0080094b88.shtml#sample

Also take a look into the IP telephony Network Design Guide

Thanks

Ranjani

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