Sell Trunking gateway ( ETG3008 )

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Digital trunking gateway: ETG3008 series
ETG3000 series is a kind of digital trunking gateway based on embedded operating system. It supports standard SIP/H.323 protocol, with large-capacity carrier class telephone trunking gateway functions. Currently it supports two to eight E1 interfaces and can realize intercommunication with mainstream manufacturers softswitch system, and interwork with carrier's local Telephone exchange by PRI/SS7 interface.

Protocol interface: standard SIP 1.0/2.0; H.323 V4 protocol PRI network side/user side SS7 TUP/ISUP protocol.
Voice codec: standard G.711A/U, G.723, G.729AB. iLibc, supporting voice quality guarante eing technologies such as VAD (Voice activity detection) , CNG (Comfort Noise Generation) , JitterBuffer and EC, reducing time delay and distortion.
Hardware interface: two FE0/FE1 interfaces connecting to L3/L2 exchange of IP metropo litan area network (MAN) , also called business interface or network management interface several E1 interfaces (support two to eight E1 interfaces) .
High compatibility: capable of intercommunicating with different manufacturers softswitch system.
Carrier-class access equipment: multi-route control, interval control, call forbid, call number limit, number replacement.
Security guarantee: as an embedded system, it is reliable and stable, won't be disturbed by any virus, and provides a good certification mechanism to protect user's interests.
Hot standby: double power supplies ensure the system runs normally & reliably.

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Power input
85-265 AC,50-60Hz 1.2A

Power (unit: W)

Network interface


Console port
R232 9600bps
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