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Gateways

Grandstream GXW4200 v2 – High-Density Gigabit Gateways

The GXW4200 v2 series from Grandstream is the ideal solution to modernize your communications system without giving up your existing investment. Available in models with 16, 24, 32, and 48 FXS ports, each equipped with a powerful Gigabit network port, these gateways enable businesses to create a cost-effective hybrid system. They seamlessly integrate legacy analog phones, fax machines, and traditional PBX systems into a modern VoIP network, allowing you to enjoy the full benefits of IP telephony while extending the life of your legacy equipment.

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Grandstream GXW4200 v2 – High-Density Gigabit Gateways

Main features

  • High-Density Connectivity: Models with 16, 24, 32, or 48 FXS ports to fit any business requirement.
  • Gigabit Performance: 10/100/1000 Mbps auto-sensing port ensures maximum performance and data transmission without bottlenecks.
  • HD Voice Quality: Supports wideband codecs such as Opus and G.722, with carrier-grade echo cancellation for crystal-clear calls.
  • Advanced Telephony Features: Caller ID, call transfer, call forwarding, call waiting, 3-way conferencing per port, and flexible dial plans.
  • Robust Security: TLS & SRTP encryption, SecureBoot, and randomized default passwords to protect calls and accounts.
  • Simplified Provisioning (Zero-Config): Fully compatible with Grandstream UCM series IP PBXs for automatic provisioning and setup.
  • High Interoperability: Designed and tested for seamless integration with leading IP-PBXs, Softswitches, and SIP-based platforms.-

Technical specifications

Phone Interface

RJ11 FXS ports and 50-pin Telco connectors (varies by model: GXW4216/24/32/48).

Network Interface

One (1) RJ45 auto-sensing 10/100/1000 Mbps port.

Display

Backlit 128x32 graphic LCD, multi-language support.

Voice Codecs

G.711, G.722 (HD), G.723, G.726-32, G.729, iLBC, Opus (HD).

Fax over IP

T.38 Fax Relay (up to 14.4 kbps), Fax Pass-through.

Network Protocols

TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, PPPoE, STUN, LLDP.

SIP Signaling

SIP (RFC 3261) over UDP/TCP/TLS.

SIP Server Profiles

4 SIP server profiles per system, 1 SIP account per port.

Security

SRTP, TLS/SIPS, HTTPS, AES-128 encryption, SecureBoot.

Provisioning

TR-069, TFTP, HTTP, HTTPS, FTP, FTPS.

Dimensions (GXW4216/24/32)

440mm (L) × 185mm (W) × 44mm (H) (1U).

Dimensions (GXW4248)

440mm (L) × 255mm (W) × 44mm (H) (1U).

Power Supply (GXW4216/24/32)

Input: 100-240VAC, 50-60Hz / Output: 12VDC, 5A.

Power Supply (GXW4248)

Input: 100-240VAC, 50-60Hz / Output: 24VDC, 6.25A.

About the brand

Grandstream Networks designs gateways that enable businesses to build integrated office environments, seamlessly connect traditional telephony systems to modern VoIP networks, and manage communications costs more efficiently.

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