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Grandstream GXW4504 4x E1/T1/J1 Port Digital VOIP Gateway

GXW4504 by Grandstream
Original price $4,124.00 - Original price $4,124.00
Original price
$4,124.00
$4,124.00 - $4,124.00
Current price $4,124.00
Product Features:
  • Dual Gigabit autosensing RJ45 network ports with integrated NAT router
  • TLS and SRTP security encryption technology to protect calls and accounts
  • Automated provisioning by HTTP/TFTP with XML config files
  • Software configurable E1/T1/J1 ports, support PRI, SS7, MFC R2
  • Supports a wide-range of voice codecs, including G.722, G.729, iLBC, and more
  • Supports T.38 Fax for creating Fax-over-IP
  • Supports multi-language voice prompts, and up to 120 concurrent calls
Product Specifications:
  • E1/T1/J1 Interface: 4 RJ45 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
  • 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
  • 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
  • DTMF Methods: In-band audio, RFC2833, and SIP INFO
  • Device Management: Syslog, HTTPS, Web browser, voice prompt, backup and restore, port capture and packet capture
  • Network Protocols: TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, PPP, Frame Relay (pending), IPv6, OpenVPN
  • Media Encryption: SRTP, TLS, HTTPS, SSH, 802.1X
  • User-defined ports: SIP port, RTP port, HTTP/HTTPS port
  • Universal Power Supply: Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 2A
  • Mounting: Rack mount & Desktop
Product Includes:
(1) Grandstream GXW4501 Digital VOIP Gateway