جراندستريم بوابة الصوت عبر بروتوكول الإنترنت الرقمية ,Grandstream GXW4501 Digital VoIP Gateway

Grandstream GXW4501

 Feature

Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2

Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router

Supports a wide- range of voice codecs, including Opus, G.722, G.729, iLBC, and more

TLS and SRTP security encryption technology to protect calls and accounts

Automated provisioning by HTTP/TFTP with XML config files

Supports T.38 Fax for creating Fax-over-IP

Supports multi- language voice prompts