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1164549 [LK] 斯里兰卡求购语音网关(Purchasing of Voice Gateways)

Need to buy below item.

24 port Voice gateway FXS

Voice Codec:牋牋?G.711Alaw;G.711Ulaw;G.729A;G.723.1;GSM;iLBC;
Echo cancellation:          G.168;Tail Length 8/16/32 milliseconds;
?Dynamic Jitter Buffer;Voice Activity Detector(VAD);
?and Comfort牋牋?Noise Generator(CNG);
?Calling Control:Called/Calling Number Mapping;Line Hunting;
?FAX Processing: T.38 FAX Relay ; T.30;
?Billing: RADIUS Interface;Polarity Reverse
?Configuration:Web Based User Interface,Unified Network Management;
?Dual Telephone Number:Each line can be configured with two number;a PSTN number and an extension number;
Cable connector type : RJ45
Post date 5-16, value member points ?


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