Voip Gateway E1/t1 Support Pri Ss7 R2

Features of VOIP Gateway E1/T1 Support PRI SS7 R2:
a Most Cost-effective E1/T1 to SIP Converter
a 60 Concurrent Calls Maximum
a PRI/R2 Optional
a Echo cancellation, Jitter Buffer, CNG, VAD and QoS
a Highly Reliable Design and Easy to Install
a Easy to Configuration with Friendly GUI
a Good Compatibility, Support Asterisk/Elastix/Freeswitch and Small & Medium IPPBX Platform

Specification
Trunk Interface:
a 1/2* E1/T1, G.703, 120IC RJ-48
Network Interface
a 2*10/100M BASE-TX
Maintenance:
a 1* RS-232, 115200bps

Media Processing:
a Capacity: up to 60 channels
a Voice Codec: G.711A/U law, G.723.1, G.729AB, iLBC 13k/15k
a Echo Cancellation: G.168 with 32, 64 or 128 ms tail length
a Voice Packet Capabilities: CNG, VAD, Jitter Buffer
a Fax and Modem: T.38 and Modem by pass, V.152, Auto Fallback to Voice after Fax
a DTMF mode: Signal/RFC2833/INBAND
a QoS: L3 DIFFServ, ToS,

Signaling Processing:
a CCS Signaling: ISDN-PRI/QSIG, SS7 (ITU-T, ITU-CHINA)
a CAS Signaling: China and other 23 R2 Standards
Call Control:
a Caller Number Pool
a Caller Number White and Black List
a Called Number White and Black List
a IP Access List
a Dial Plan, up to 2000 Dial rules