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3500 Series Phones

Occasional Contributor

3500 Series Phones

Is anyone using 35xx series phones via a WAN?  If so, are they having issues with packet loss?

1 REPLIES
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Occasional Visitor

Re: 3500 Series Phones

Hello.

 

i think that issue is QOS or network optimization.

 

i don't know whether that IP Phone use G.711u or not, if you use that, RTP Packet must keep under 150ms delay.