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Analog Gateways

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Gateway Grandstream GXW4248 (48 FXS)

  • Grandstream GXW4248

    GXW4248 is a next generation high performance high-density analog VoIP gateway that is fully compliant with SIP standard and interoperable with various VoIP systems, analog PBX and phones on the the market. It features multiple FXS analog telephone ports, superb voice quality, rich telephony functionalities, easy provisioning, flexible dialing plans, advanced security protection, and strong performance in handling high volume voice calls.

    The GXW42XX series gateway offers small and medium businesses a cost-effective hybrid IP and analog telephone system that allows them to enjoy the benefits of VoIP communications while preserving investment on existing analog phones, Fax machines and legacy PBX systems.

    • Two 50-pin Telco connectors (wired not included), as well as per port LED
    • 1 Gigabit Ethernet
    • Display backlit 128x32 graphic with support for multiple languages
    • 4 SIP Server profiles per system and independent SIP account per port
    • GXW4248: 2  x 50 pin Telco connectors
    • Supported voice/Fax codecs include G.711, G.723.1, G.726A/B, iLBC, T.38 Fax
    • Advanced carrier grade 128ms-tail-length G.168 line echo cancellation
    • Over-voltage and over-current protection(ITU-T, K.21)
    • Support VMWI, NEON LED and stutter tone for message waiting indication
    • Automated provisioning using TR-069 or AES encrypted XML configuration file; TLS/SRTP/HTTPS for advanced security and privacy protection
    • DisplayLCD: Backlit 128x32 grpahic LCD display with support for multiple languages
    • VoIP protocolsSIP (RFC 3261) over UDP/TCP/TLS | 4 distinct SIP server profiles per system and independent SIP account per telephone port.
    • FXS portsGXW4248 two 50 pin Telco connectors. (optional patch panels required)
    • FAX codecT.38 compliant Group 3 Fax Relay up to 14.4kbps and auto-switch to G.711 for Fax Pass-through, Fax Datapump V.17, V.21, V27ter, V29 for T.38 fax relay
    • WAN ports 1 x 10M/100M/1000Mbps auto-sensing RJ45 port
    • Audio Codec G.711, G. 723, G.726 (40/32/24/16), G.729A/B/E, iLBC |G.168 carrier grade line echo cancellation, dynamic jitter buffer, modem detection & auto-switch to G.711

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