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Grandstream 16 Port FXS Gateway

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Grandstream 16 Port FXS Gateway GXW 4216

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Quick Overview

The GXW4216 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.
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.

Product Features:
*Multiple FXS analog telephone ports
*Superb voice quality
*Rich telephony functionalities, easy provisioning
*Flexible dialing plans, advanced security protection
*Strong performance in handling high volume voice calls.

Product Description for Grandstream 16 Port FXS Gateway GXW 4216

Feature Highlights & Applications:

  • 16 telephone FXS ports with 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
  • 4 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 shutter 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

Software Specifications:

Telephone Interfaces 16 FXS ports
SIP Provisioning 16 SIP accounts, 4 profiles
Network Interface 10/100/1000 Mbps, RJ-45
Number of Concurrent Calls (except when using SRTP) 16 Concurrent Calls
Voice over Packet Capabilities Voice Activity Detection (VAD) with CNG (comfort noise generation) and PLC (packet loss concealment), LEC with NLP Packetized Voice Protocol Unit (supports RTP and AAL2 protocol), G.168 compliant Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711
Voice Compression G.711 + Annex I (PLC), Annex II (VAD/CNG format) encoder and decoder, G.722, G.723.1A, G.726(ADPCM with 16/24/32/40 bit rates), G.729, iLBC, G.726 provides proprietary VAD, CNG, and signal power estimation, Voice Play Out unit (reordering, fixed and adaptive jitter buffer, clock synchronization), AGC (automatic gain control), Status output, Decoder controlling via voice packet header
DHCP Server/Client DHCP Client only
Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through, Fax Datapump V.17, V.21, V.27ter, V.29 for T.38 fax relay
QoS DiffServ, TOS, 802.1P/Q VLAN tagging
Transport Protocol RTP
DTMF Method In-audio, RFC2833, and/or SIP Info
IP Signaling SIP (RFC 3261)
Provisioning TFTP, HTTP, HTTPS
Security SRTP, IPSEC, TLS/SIPS, HTTPS, 802.1x
Management Syslog support, HTTP and Telnet access
Dial Plan Yes
3-Way Conference 3-Way conference with local mixing
Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, FSK and DTMF-based CID
Polarity Reversal / Wink Yes
Network Connectivity IPv4, IPv6, TCP/UDP, RTP, HTTP/HTTPS, ARP/RARP, ICMP, DNS,DHCP, NTP,TFTP, TELNET, PPPoE, STUN

Hardware Specifications:

Telephone Interface 16 RJ11 Ports/1 RJ21 Port
FXS LEDs 16
Network interface LAN, Single 10/100/1000 BASE-TX,RJ45
Power Input Input:100-240VAC, 50/60Hz Output: 12V DC, 5.0A(4216/24/32) 24V DC, 6.25A(4248 only)
LCD screen 128×32 pixel
Telco connector 1 RJ21 (50 pins)
RJ-11 connectors Yes
NAND Flash 64MB
DRAM 128MB (+ separate 8MB if with a slave processor)
Function Buttons 1 button for Reset/Factory Reset
Environmental Operation: 0°C to 45°C Storage: -20°C to 60°C Humidity: 10% to 90% Non-condensing
Mounting Desktop and Rack mount
Onhook Voltage Fixed, 48V
Ring Voltage 50Vrms (balanced ringing)
Ring Frequency 20-50Hz
Short Haul Loop 2REN: Up to 2km on 24 AWG wire
Outdoor Protection Over-voltage Protection and surge immunity
Signaling FXS Loop-start
EMC EN55022/EN55024 and FCC part15 Class B
Safety UL
Compliance FCC, CE, C-Tick

Additional Information

Key Note Grandstream 16 Port FXS
Brand Grandstream