VOIP Gateway, ATA 1FXS, 1FXO

VOIP Gateway, ATA 1FXS, 1FXO

Product description:

The GN-2112 offers the entry-level IP Telephony user superb audio quality, rich functionalities, interoperability with the leading 3rd party VoIP providers, and compatibility with most service providers. The GN-2112 is compact, works with any PSTN or cordless phone and fax machines and offers the simplicity of plug and dial, making it ideal for the basic IP telephony user.

an Internet data, voice, fax and PSTN all-in-one integrated access device based on SIP standard. The GN-2112 features a high-level of integration including an integrated router, NAT, UPNP, DHCP server, 1 port FXS telephone gateway, and 1 port fully programmable FXO gateway for toggling operations between SIP and PSTN networks.


Supports SIP 2.0 (RFC 3261) , TCP/ UDP/ IP, RTP/ RTCP, HTTP, ICMP, ARP/ RARP, DNS, DHCP (both client and server) , NTP, PPPoE, STUN, UPNP, TFTP, etc.
Built-in router, NAT, Gateway and port forwarding
Supports call origination and termination from/ to the PSTN network
Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss concealment technology
Support various vocoders including G. 711 (a-law and u-law) , G. 729A/ B etc.
Support Caller ID/ Name display or block, Hold, Call Waiting/ Flash, Call Transfer, Call Forward, in-band and out-of-band DTMF, Dial Plans, etc.
Support fax pass through and T. 38 (Pending) .
Support Silence Suppression, VAD (Voice Activity Detection) , CNG (Comfort Noise
Generation) , Line Echo Cancellation (G. 168) , and AGC (Automatic Gain Control)
Support standard encryption and authentication (DIGEST using MD5 and MD5-sess)
Support for Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
Support automated NAT traversal without manual manipulation of firewall/ NAT
Support device configuration via built-in IVR, Web browser or central configuration file through TFTP or HTTP
Support firmware upgrade via TFTP or HTTP with encrypted configuration files.
Support volume amplification
Support configurable Call Progress Tones
Ultra compact (wallet size) and lightweight design, great companion for travelers
Compact, lightweight Universal Power adapter.


Ethernet Ports
2 RJ45 (100M BaseT)
NAT/ Router
Client/ Server
FXS Port
FXO Port
PSTN Pass-through Port
Voice Mail Indicator
Voice Codec
G. 711 (a/ law) , G. 723, G. 729A/ B, G. 726, T. 38
Remote Configuration

FXO port allows local and remote PSTN-to-VoIP call origination and VoIP-to-PSTN call termination, automated call routing through PSTN, and power fail-over.