Grandstream GXW4224 Analog VoIP Gateway

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Description

Gateways GXW4216 Series \ 24 \ 32 \ 48 open new lineup in the series of analog VoIP gateways that are fully compatible with the SIP standard and a wide range of different systems operating over VoIP, the analog PBX and telephones. A rich set of telephony features:excellent sound quality, simple process of provisioning, customizable numbering plan, enhanced security settings and excellent performance. Gateways GXW42XX series suitable for small and medium-sized organizations. Using gateways cost-effective, so allows the use of floodgates with existing hardware, and adding support for VoIP protocol.

Options

    Number of ports FXS 16/24/32 c 50-pin Telco connector, and LED indicators for each port

  • Gigabit Ethernet and LCD backlight with a resolution 128h32 with support for a variety of languages
  • The number of SIP profiles 2/3/4 for the system and for FXS ports
  • Support for voice codecs and Fax including G711 (a/μ, Annex I & amp; II), G723.1A, G726 (ADPCM with 16/24/32/40 bit rates), G729 A/B, iLBC, T.38 Fax
  • Improved suppression of carrier-grade echo cancellation (128 ms branch from the communication line)
  • Over-voltage and overvoltage protection (recommendation ITU-T K.21, the basic test level)
  • Support VMWI, neon LED and sound playback to indicate message waiting
  • Automatically adjusts the XML configuration file encryption TR-069 or AES, TLS/SRTP/HTTPS protocols for enhanced security and protection

Technical Specifications:

Telephone Connection GXW4216/4224/4232:16/24/32 FXS ports x RJ11 1/1/2 and 50 contact connectors Telco GXW4248:2 50 – pin connector Telco
Network Interfaces 1 x 10M/100M/1000 Mb/s RJ45 ports with automatic identification
LEDs LAN link, LAN Activity, connection for each phone port
LCD The graphic LCD display measuring 128×32 backlit, with support for multiple languages ​​
voice functions in batch mode Improved suppression of carrier-grade echo cancellation (128 ms branch on the link) dynamic buffer delay oscillation modem detection and automatic switching to the G.711
speech signal compression G.711, G.723.1, G.726 (40/32/24/16), G.729 A/B, iLBC
Fax for IP Fax Relay T.38 standard of the third group with support for data transfer speeds of up to 14.4 kbit/s and automatic switching to the G.711 for fax transmission function block transmitting and receiving fax V.17, V.21, V.27ter, V.29 standard for fax data relay T.38
Phone functions To display or block caller ID, the notification of an incoming call, blind or accompanied by call transfer, call forwarding, restrict incoming calls, three-way conference call, dial the last incoming call, paging, LED incoming messages (NEON LED) and intermittent signal, autodial
QoS DiffServ, TOS, 802.1P/Q VLAN tagging
Network Protocols TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP , DNS, DHCP, NTP, TFTP, TELNET, PPPoE, STUN
DTMF Method Custom DTMF transmission methods, including In-audio, RFC2833, and/or SIP INFO
signaling SIP (RFC 3261) over UDP/TCP/TLS
Server SIP profiles and accounts for each system 4 separate SIP server profile for each system and individual SIP accounts for each phone port
Provisioning TFTP, HTTP, HTTPS, TR069
Protecting SRTP, TLS/SIPS, HTTPS, 802.1x
Management Syslog, HTTPS, web browser, telnet, voice menu (IVR) , TR-069
Universal power supply GXW4232/4224/4216:Output:12 V DC, 5 A ; Entrance:100 ~ 240 VAC, 50 ~ 60
Hz; GXW4248:Yield:24 VDC, 6.25 A; Entrance:100 ~ 240 VAC, 50 Hz ~ 60
Characteristics of the environment Operation:0°C ~ 45°C; Storage:-20°C ~ 60°C; Humidity:10% ~ 90% (non-condensing)
Electrical protection Over-voltage and overvoltage protection (Recommendation ITU-T K.21, the base level verification)
The physical characteristics of Device Size:
440 mm (L) x 255 mm (W) x 44 mm (B) (1U) (GXW4248)
440 mm (L) x 185 mm (W) x 44 mm (H) (1U) (GXW4216/4224/4232)
Installation Set on the table and the rack with the front brackets
The proximal and distal bond 2 REN, up to 1,500 feet to the wires 24 AWG
Caller ID Bellcore Type 1 & amp; 2, ETSI, BT, NTT, and CID on based DTMF
Methods off The signal “Busy”, change/instability polarity loop current
Compliance FCC:Part 15 (CFR 47) Class B CE :EN55022 class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, RoHS C-TICK:AS/NZS CISPR 22 class B, AS/NZS CISPR 24, AS/NZS 60950 ITU-T K .21 (baseline check); 60950 UL (power adapter)

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