Hello,I have a VoIP network made of a gateway-CME with an E1 30 channels to the PSTN and dial peer voip sending out an E1 data towards another CME and IP phones.I have no voice issue except when both talker of a call speak at the same time.When they ...

Hello,I have couples IP Phones on a LAN. This LAN also contain some web and FTP servers.This LAN connects to a WAN connection SHDSL 2Mb/s (in fact 1780..).I haven't any QOS possibility on the modem wich connect the LAN to that SHSDL line. So I 'm thi...