Problem of Unknown Number display on IP Telephone

Unanswered Question
May 20th, 2008
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Hi,


There is an issue of Unknown Number display on IP Telephone while calling from PBX extension (Ericsson PBX) to the IP telephone.Where as IP telephone extension number is displayed on PBX phone when calling from IP telephone.Verified necessary configurations on voice gateway and Call Manager any ideas in solving this issue will be highly appreciated.


Thanks in Advance

Regards

Ahmed

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pgcristovam Tue, 05/20/2008 - 14:38
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Hi


What's trunk between PBX and CCM? R2 CAS, ISDN, SIP?




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