... .729,GSM,iLBC,T.38)Ideal PSTN termination for IP phones, VoIP gateway, IPPBX, PBX accessEmbeded with RTP voice proxy, Digits ... to four T1/E1 interfaces can maximally process 120 simultaneous VoIP calls. WSS100-TG embeds powerful DSP technology which possesses ... is the ideal PSTN trunking gateway for IP phones, PC phones and PBX bridge to VoIP services.InteroperabilitiesThe WSS100-TG supports use-wide ...