Voice Gateway / VOIP Gateway

Grandstream GXW4248 48 Ports FXS Analog PBX VoIP Gateway


Part: GXW4248




Grandstream

Availability: 10 or less available
Usually Ships Same Business Day




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MSRP:$1,599.00


Your price: $829.00








  • The 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 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 GXW4248 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.
  • GXW42XX x RJ11 FXS ports plus & 1/1/2 x 50 pin Telco connectors
  • GXW4248: 2 50 pin Telco connectors
  • Gigabit Ethernet and a backlit 128x32 graphic display with support for multiple languages
  • 4 SIP Server profiles per system and independent SIP account per port

  • Manufacturer: Grandstream
  • Model: GXW4248
  • # of FXS Ports: 48
  • # of FXO Ports: 0
  • Connection Types: RJ-11
  • Amphenol Cable Included: No
  • # of Ethernet Ports: 1
  • Protocols Supported: SIP 
  • Voice Codec Support: G.711 u/a law, G.723, G.726, G.729 a/b, iLBC
  • Echo Cancellation: No
  • Fax Support: T.38
  • Provisioning Options: HTTP, HTTPS, TFTP
  • Mounting Option: No 
  • Power: Power Supply Included
  • Modular Slots: No
  • MWI Support: No
  • Peripheral Port: No
  • PSTN Fallback / Fail over: No
  • PSTN Signalling Support: No
  • Interface: No
  • 48 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED
  • Gigabit Ethernet and a backlit 128x32 graphic LCD display with support for multiple languages
  • 2 SIP server profiles per system and independent SIP account per port
  • Supported voice/fax codecs include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 Fax
  • Advanced carrier grade 128ms-tail-length line echo cancellation
  • Over-voltage and over-current protection (ITU-T K.21 Basic Test Level)
  • 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

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