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Reply To: how much IP traffic for voice signalling

Alaa Musa

I have a VoIP gateway connected to ZTE PBX , In PSTN they are using R2 signalling for E1s , the problem I have that some numbers o can’t reach them from E1s it give me switch congestion , but if i used a normal phone line with the same PSTN i can reach these numbers , couls any one help me to know where is the problem.