ISDN with Phones

Unanswered Question
gogasca Tue, 02/23/2010 - 01:00

I want to understand how much traffic the backup link can handle

It depends on the BW, number of IP Phones, number of voice calls, other traffic,

Check SRND for those caluclations


Paolo Bevilacqua Tue, 02/23/2010 - 04:43

One B channel: about 4 G.729 calls.

Two B chans: 1 G.711 call, or or maybe up to 10 G.729 calls


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