VoIP Gateway and ATA

GR2511 / GR2512
1/2 Port WiFi VoIP Router

GR2511/GR2512 WiFi VoIP Router Series is a SIP-based high performance WiFi IP gateway with an embedded router. It is ideal for residential/SOHO or even SME (Small & Medium Enterprise) VoIP communications. They can support 1/2 FXS ports for phone or FAX and also provide a PSTN backup line. Furthermore, this product is configurable for matching with different telephones, facsimiles, voice mail systems, IVR systems and different country networks throughout the world via software settings.

Besides its compact and cost-effective design, it is built with a powerful router and full wire-speed Ethernet switch that not only saves money and space, but also offers unbeatable superior voice quality for VoIP calls. This router can be configured downgrade to an IP-Sharer/NAT or a pure bridge switch for various applications. Of course, the WiFi function enables user's PCs to connect to Internet or link this VoIP router to the Internet world. This WiFi support provides a lot of convenience, benefits and mobility for better productivity.

For much wider markets, the SIP stack, extensions, and network protocols are compliant with international standards and can easily operate in conjunction with most popular SIP servers, Soft switches, IP-Centrex, IP-PBX and SIP terminals. For plug & play function, an auto-provisioning system (APS) mechanism is also supported by device. Users may easily configure and maintain the device through the web-based management or Auto-upgrade of APS. A Secure APS server system is optional to improve the security of service for Internet Service Provider.

Superior voice quality and versatile support
Integrated wire and wireless access in box
Support Telephone / FAX over IP
Embedded router and L2 / L3 / L4 switch mechanism
Support rich supplementary call features
Intelligent Dial Plan and flexible route selection
Good interoperability with soft switch, IP Centrex, IP-PBX and SIP servers
Support generic or secure APS
Auto provisioning, web management and security enhancement
PSTN line emergency back-up function
Wide range of spec combination for various ODM requirements

Product Optional Model
Model
WAN
LAN
FXS PSTN Type
GR2512
1
1
4 None Generic
GR2512BU
1
1
4 PSTN Backup (Life) ODM
GR2512P
1
1
4 PSTN Pass thru ODM
GR2511
1
1
4 None Generic
GR2511BU 1 1 4 PSTN Backup (Life) ODM
GR2511P 1 1 4 PSTN Pass thru ODM

 

Specifications
Hardware
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Compact Anti-fire ABS plastic housing with wall-mount design
-
Housing Dimension :176 x 103 x 32.5 mm
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Temperature : Operating 0 °C to 45 °C, Storage : -20 °C to 70 °C
-
Humidity : Operating 15% to 85%, Storage : 10% to 90%
Interface :
-
2/1 POTS ports for Analog phone/FAX/Modem
-
SLC Spec 5 REN (distance dependant) supported
Configurable network parameters & line impedance for countries
Configurableringing parameters Trapeze or Sinus
-
100/10Mbps RJ45 Ethernet ports for WAN & LAN
  Compliant with IEEE802.3u / 802.3 standards
1 WAN port and 1 or 4 LAN port(s) in different models
Full / Half-duplex, Auto polarity, Auto MDI/MDXO, Auto-negotiation, VLAN tagging
Full wire speed Layer 2/3/4 switching performance
-
LEDs : POWER, PSTN, FXS1, FXS2, WAN, LAN1 (or L1 to L4)
  PSTN for PSTN call indication and system status
-
1 Reset button for factory defult setting
-
1 console port for engineering service
-
1 DC power input jack 2.5mm diameter
Power :
-
Extenal DC wall-mount type power supply
-
Input DC 13V/0.8A
VoIP Protocol Stack :
-
SIP V2 (RFC3261), SDP (RFC2327) standards
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SIP basic message : REGISTER, INVITE, ACK, BYE, CANCEL, SUBSCRIBE, NOTIFY, OPTIONS, INFO (RFC2976), UPDATE (RFC3311), OFFER/ANSWER (RFC3264), REFER (RFC3515), REPLACES HEADER (RFC3891)
-
SIP authentication (HTTP Digest with MD5)
-
Outbound proxy server for all signal and media
-
(**) direct P2P (Ad-hoc) connection and IP address dial
Phone Call Services :
-
Basic Calls
-
Caller ID type I and II
-
CLIP / CLIP
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Supplementary Features : Call Hold, Call Transfer, Call Forward, Call Waiting, CWI, 3-way Call Conferencing, Message Waiting Indication (**) and more
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ITU T.30 / T.38 FAX support
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FAX Tone detection (Pass Through)
-
Flexible Dial Plan support
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PSTN backup line (Emergency, network/power failure)
-
PSTN Pass Thru (Emergency, PSTN call-in, PSTN call-out)
-
Support 1 or 2 accounts for the device
-
Support idle line hunting
-
Repeat dialing on busy
-
DND
-
Anonymous call blocking
-
Call return
-
IVR Control commands
Audio Codec :
-
G. 711a/u-law (64k)
-
G. 726 (16k, 24k, 32k, 40k)
-
G. 729A/B (8k) Optional
-
G. 723.1 (5.3k, 6.3k) Ortional
-
ITU T.30 / T.38 for FAX
-
ITU V.29 Modem (Reserved)
Voice Features :
-
Exchange of Codec Capability
-
Dynamic Payload
-
Adiustable audio frames per packet
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DTMG in-band and Out-of-band (RFC2833)
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Tone/Ring generation configurable
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Dial tone, Special Dial tone, Ring tone, Ring back tone, busy tone, Network busy/congestion tone, Call waiting tone
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Voice Activity Detection (VAD)
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Comfort Noise Generation (CNG)
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Dynamic voice gain controllable
-
Line Echo cancellation ITU G.168 (LEC)
-
Adaptive jitter buffering
-
Packet loss concealment (PLC)
Network Protocols :
-
IPv4 (RFC791), ARP (RFC826), DHCP (RFC2131), PPPoE (RFC2516), ICMP (RFC792), TCP (RFC793), UDP (RFC768), RTP (RFC3550), RTP Profile (RFC3551), RTCP (RFC3605)
-
HTTP Server
-
TFTP Client
-
Telnet Server
WAN Side Access :
-
Static IP, DHCP (RFC2131) & PPPoE (RFC2516)
-
Single / Multiple PPPoE Dial-Up
-
Dos attacking secure and broadcast storm protection
-
NAT Traversal with STUN (RFC3489)
-
IGMP snoopy and IGMP proxy (reserved)
-
Multi-VPN pass-through
-
HTTP (RFC2068) server
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TFTP Client support
-
SNTP protocols
-
DNS client and DDNS support
  DNS resolving for SIP + STUN + TFTP servers
DNS primary + secondary support
Obtain DNS server from DHCP
DNS Relay
-
PPPTP & L2TP client
-
Single / Multiple NAPT
-
DMZ support
-
Inbound filtering
-
Policy based parental controls
-
IP Multi-cast (reserved)
-
Web based ping & trace route command
LAN Side Access :
-
support Router, IP-Sharer / NAT and LAN Bridge modes
-
Very cyber secure and robust broadband VoIP router
  Stateful packet inspection
Static Routing table
RIP1 / RIP2
Individual priorities to handle different services and streams
Application layer Gateway (ALG) support
-
Reliable and secure rule based firewall for home/SOHO
-
DNS relay (proxy)
-
Network Address Translation (NAT) / PAT support
-
DHCP server (RFC 2131) and (**) function
Quality of Service :
-
Support QoS function in the network system
-
VLAn tagging IEEE 802.1q
-
Voice priority over data IEEE 802.1p
-
TOS (RFC791) marking
-
Diffserv Codepoint (DSCP) (RFC2475)
-
Voice traffic pro=iority at ensured configured bandwidth
-
Traffic shaping using bandwidth limitation per port
WiFi Functions :
-
Support IEEE 802.11b / IEEE 802.11g
-
Support WPA2, QoS
-
Suppors both transmit and receive antenna diversity
-
Data rates : 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48 and 54Mbps
-
DSSS with DBPSK and DQPSk, CCK modulations and demodulations with and short preamble
-
OFDM with BPSK, QPSK, 16QAM and 64QAM modulations and demodulations supported with rate compatible punctured convolution coding with coding rate of 1/2, 2/3 and 3/4
-
Efficient IQ-imbalance calibration, DC offset, phase noise, frequency offset and timing offset compensation provided for the radio frequency front-end impairments
-
Selectable digital transmit and receiver FIR filter provided to meet the requirement of transmit spectrum mask and to reject the adjacent channel interference, respectively
-
Prorrammable scaling both in transmitter and receiver to trade the quantization noise against the increasing probability of clipping
-
Fast receiver automatic gain control (AGC)
-
Adaptive transmit power control supported
-
Hardware based encryption / decryption engine of IEEE 802.11i, including 64-bit / 128-bit WEP, TKIP and AES
Management :
-
HTTP passwords up to 16 digits
-
User and administrator separate management levels
-
(**) Encrypted configuration file for local saving
-
Firmware upgrade thru Web, TFTP or APS server
Auto - Provisioning Support :
-
Auto-provisioning thru general APS (or ** option : SecureAPS™ server)
-
Boot time or periodic auto-activation of APS
-
Remote Firmware and configuration file upgrade
-
Highly secure with authentication and encryption (thru SecureAPS™)
-
Status and perfoemance monitoring
-
Configurable Syslog log level (thru SecureAPS™)
-
Failsafe Upgrade
-
(**) reservedforthefuture
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