Grandstream VoIP Gateways

The GXW4501 is a E1/T1 Digital VoIP Gateways that allows digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the GXW4501 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 GXW4501 provides 1 T1/E1/J1 span and supports 30 concurrent calls to cater to the VoIP needs of medium sized enterprises.

Features:

Software configurable E1/T1/ J1 port, 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
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.



Gateway Comparison

Model GXW4501 GXW4502 GXW4504 E1/T1/J1 Interface 1 port, supporting up to 30 simultaneous VoIP calls 2 ports, supporting up to 60 simultaneous VoIP calls 4 ports, supporting up to 120 simultaneous VoIP calls Network Interfaces Dual self-adaptive Gigabit ports (switched or routed) Peripheral Ports (2) USB 3.0, (1) SD card interface LED Indicators LAN, WAN, E1/T1/J1 LCD Display 128x32 dot matrix graphic LCD with DOWN and OK buttons Voice-over-Packet Capabilities LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 Voice and Fax Codecs G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, AAL2-G.726-32 Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay Voice-quality Enhancement Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC QoS Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS Voice Codecs G.729A/B, G.711u/a-law, G.726, G.722, G.723, iLBC, DTMF Universal Power Supply Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 2A Weight Unit Weight: 2,350g; Package Weight: 3130g Unit Weight: 2,360g; Package Weight: 3140g Unit Weight: 2,380g; Package Weight: 3160g Dimensions 485mm(L) x 191mm(W) x 46.2mm(H)   Buy Buy Buy

The GXW4502 is a E1/T1 Digital VoIP Gateways that allows digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the GXW4502 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 GXW4502 provides 2 T1/E1/J1 spans and supports 60 concurrent calls to cater to the VoIP needs of medium and large sized enterprises.

Features:

Software configurable E1/T1/ J1 port, 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
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.



Gateway Comparison

Model GXW4501 GXW4502 GXW4504 E1/T1/J1 Interface 1 port, supporting up to 30 simultaneous VoIP calls 2 ports, supporting up to 60 simultaneous VoIP calls 4 ports, supporting up to 120 simultaneous VoIP calls Network Interfaces Dual self-adaptive Gigabit ports (switched or routed) Peripheral Ports (2) USB 3.0, (1) SD card interface LED Indicators LAN, WAN, E1/T1/J1 LCD Display 128x32 dot matrix graphic LCD with DOWN and OK buttons Voice-over-Packet Capabilities LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 Voice and Fax Codecs G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, AAL2-G.726-32 Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay Voice-quality Enhancement Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC QoS Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS Voice Codecs G.729A/B, G.711u/a-law, G.726, G.722, G.723, iLBC, DTMF Universal Power Supply Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 2A Weight Unit Weight: 2,350g; Package Weight: 3130g Unit Weight: 2,360g; Package Weight: 3140g Unit Weight: 2,380g; Package Weight: 3160g Dimensions 485mm(L) x 191mm(W) x 46.2mm(H)   Buy Buy Buy

The GXW4504 is a E1/T1 Digital VoIP Gateways that allows digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the GXW4504 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 GXW4504 provides 4 T1/E1/J1 spans and supports 120 concurrent calls to cater to the VoIP needs of  large sized enterprises.

Features:

Software configurable E1/T1/ J1 port, 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
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.



Gateway Comparison

Model GXW4501 GXW4502 GXW4504 E1/T1/J1 Interface 1 port, supporting up to 30 simultaneous VoIP calls 2 ports, supporting up to 60 simultaneous VoIP calls 4 ports, supporting up to 120 simultaneous VoIP calls Network Interfaces Dual self-adaptive Gigabit ports (switched or routed) Peripheral Ports (2) USB 3.0, (1) SD card interface LED Indicators LAN, WAN, E1/T1/J1 LCD Display 128x32 dot matrix graphic LCD with DOWN and OK buttons Voice-over-Packet Capabilities LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 Voice and Fax Codecs G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, AAL2-G.726-32 Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay Voice-quality Enhancement Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC QoS Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS Voice Codecs G.729A/B, G.711u/a-law, G.726, G.722, G.723, iLBC, DTMF Universal Power Supply Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 2A Weight Unit Weight: 2,350g; Package Weight: 3130g Unit Weight: 2,360g; Package Weight: 3140g Unit Weight: 2,380g; Package Weight: 3160g Dimensions 485mm(L) x 191mm(W) x 46.2mm(H)   Buy Buy Buy

Constructing a high-end and interoperable communications network with your analog devices is easier than ever. The GXW4104 is ideal for small to medium business that are looking to integrate existing PSTN lines with an IP PBX system or with an existing traditional phone system.

Features:

4 Ports
2 10/100 Mbps network ports
Comprehensive codec support, caller ID, flexible dial plans and security protection
Advanced security protection with SRTP
Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-based environments
PSTN Failover on power failure
The GXW4104 FXO gateway series enables businesses of all sizes to create an easy-todeploy VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple locations and all devices within an office to any hosted or on premise IP PBX network to make deployments as easy as possible. The GXW4104 includes 4 FXO ports, 2 10/100 Mbps ports and supports SIP video through the H.264 codec. Advanced telephony features, easy automated provisioning and superb voice quality allow the GXW410x series to be the ideal VoIP gateway for businesses.

Constructing a high-end and interoperable communications network with your analog devices is easier than ever. The GXW4108 is ideal for small to medium business that are looking to integrate existing PSTN lines with an IP PBX system or with an existing traditional phone system.

Features:

8 Ports
2 10/100 Mbps network ports
Comprehensive codec support, caller ID, flexible dial plans and security protection
Advanced security protection with SRTP
Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-based environments
PSTN Failover on power failure
The GXW4108 FXO gateway series enables businesses of all sizes to create an easy-todeploy VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple locations and all devices within an office to any hosted or on premise IP PBX network to make deployments as easy as possible. The GXW4108 includes 8 FXO ports, 2 10/100 Mbps ports and supports SIP video through the H.264 codec. Advanced telephony features, easy automated provisioning and superb voice quality allow the GXW410x series to be the ideal VoIP gateway for businesses.