Grandstream GXW4504 VoIP Gateway, The GXW4500 Series Are E1/T1 Digital VoIP Gateways, BY Connecting The GXW4500 Series With A VoIP Network And A Traditional

Grandstream GXW4504 VoIP Gateway

The GXW4500 series are E1/T1 Digital VoIP Gateways that allow digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the GXW4500 series with a VoIP network and a traditional PBX or E1/T1/J1 provider, businesses can drastically increase the amount of PSTN/ISDN trunks integrated with their VoIP network. The GXW4500 series offers three models that provide 1, 2 or 4 T1/E1/J1 spans and support 30, 60 or 120 concurrent calls to cater to the VoIP needs of large and medium sized enterprises.

The GXW4500 series supports PRI, SS7 and MFC R2 digital signaling protocols and nearly all major voice codecs including Opus, G.722, G.711, G.729, G.723, iLBC, G.726, GSM-FR, etc. This digital VoIP gateway series includes dual Gigabit network ports with a configurable integrated NAT router, two USB 3.0 ports, and one SD card interface. By adding echo cancellation, jitter buffer, T.38 fax support, TLS and SRTP security encryption as well as automated provisioning by HTTP/TFTP with XML config files, the GXW4500 series is able to cater to the VoIP needs of large and medium enterprises.

• Supports multi- language voice prompts


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


• Automated provisioning by HTTP/TFTP with XML config files


• TLS and SRTP security encryption technology to protect calls and accounts


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


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


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