Grandstream GXW-4248 Analog VoIP 48 Port FXS Gateway

42,000 ฿

  • 48 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED
  • A single 10/100/1000Mbps auto-sensing RJ45 port
  • Gigabit Ethernet and a backlit 128×32 graphic display with support for multiple languages
  • 4 SIP Server profiles per system and independent SIP account per port
  • 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