... . IAD04(W:4S) the 4port VOIP gateway includes 4 FXS ports gateway,and with 1 WAN and 1-4 ... ,Telnet command line,Console for super terminal and NMS Voice processing Technology l CODEC: G.711-a/u,G ... to phone calling or fax through internet and trunking gateway l support FXS and FXO 1:1 binding for ... l Compatiable with voice gateway,IAD,AG,MG devices with H.323 and SIP protocol from l CISCO,Notel,Lucent,ZTE ...