Single port with PSTNi VoIPi gateway supporting SIP/IAX2 protocol, support VPN, auto provisioning, VLAN. Via enterprise VPN and IP private line,it supports simultaneous access of IP audio and date service.Besides,it is gateway with PSTN suitable for VOIP service provider, can work with Asterisk IP PBXi perfectly.

Support Protocol:

Support SIP (RFC3261, RFC2543)
Support IAX2
Support Reverse polarity
Support voice code: G711A/u, G729, G726, iLBCi
Support G.168 echo cancellation standard, compliant 96ms echo cancellation with speaker
Support Jitter Buffer, VAD, CNG, SIP/IAX2, domain name register, point to point communication.
Support the voice communication through RTPi and RTCPi.
Support the DTMFi Inbound/Outbound transmission; SIP info, DTMF Relay, RFC2833
Support standards of the ring in different countries and regions.
NATi penetration, support STUN client, CITRON, AVS etc..
Support SIP domain, SIP Authentication (none basic, MD5), domain name parse.
Support two SIP servers (Public Server / Private Server) synchronously, make a call by either proxy.
Support SIP application, including SIP Call forward/transfer/holding/waiting.
Support L2TP protocol

Network Features:

Support two models: Bridge and Router, and integrates the router functions of these two ports.
Support basic NAT and NAPTi
Support PPPoE for xDSL, and support redial automatically when its offline
Support DHCP client for WAN port
Support DHCP server for LAN port
Support DNS relay for LAN port, and provide DNS service for LAN network devices.
Use the advanced technology DSP to ensure high quality voice
Use the advanced buffer technology to avoid the information package delay too long or lost.
Support Network Tools that includes ping, trace route and telnet client
Support 3 methods to configure the WAN IP: Static (static configuration for LAN), DHCP (Dynamic query through LAN) and PPPoE (Dynamic query through ADSLi)
Provide firewall control for small size of LAN port
Provide the communication PRI available for the small LAN of LAN port
Support Qos (802.1p) for the second Layer

Advanced Functions:

It can register to two SIP server synchronously,one IAX2 systems and a PSTN number, it has 3 VOIP number and 1 PSTN number, that means one phone has 4 numbers
Call waiting, call transfer, 3 ways calling, many modes call forward
Switch outgoing call freely between VOIP and PSTN
Incoming display, forbid call out; setup avoid-disturb, auto answer, off hook auto dial, quick dial
Setup blacklist number and limit number
Support point-to-point call
Setup the end number method
Setup fixed call method
Support Silence Suppression, VAD (Voice Activity Detection)
Support CNG (Comfort Noise Generation)
Support Echo Cancellation and AGCi (Automatic Gain Control)
Support Polarity reversal
Support VPN (L2TP), can be used in the VPN special network
Support SIP register failure detection, offer busy tone, when the telephone is out of order
Support line detection, busy tone when no line available

Configuration, management and maintenance:

Support post mode and can update gateway via post mode
Support to operate and configure the gateway by keyboard and Http mode, and support the filtration restriction on user IP address
Support to update the software and configuration via HTTP, FTP, TFTP
Support multi-administrator management, user name, password; Support reversal Telnet through NAT/ Firewall to manage long-distance.

A newly developed hi-tech SIP phone for enterprise supporting 5 SIP servers synchronously,(POE) function and 128*64 LCD display.Besides, it supports 3 interactive soft key to play humanized operating prompt and an option of a pair of headsets for private calls.


Support Protocol

Support SIP (RFC3261, RFC3262, RFC2543).
Support Voice codec: G711A/u, G729, and G723.1
Support G.168 echo cancellation standard, compliant 96ms with speaker mode.
Support Jitter Buffer, VAD, CNG, SIP Domain name register, point-to-point Call
Support RTPi and RTCPi
Support the Inbound/Outbound transmission; SIP info, DTMFi Relay, RFC2833
Support many countries' standard ring
NATi transversal: Support STUN, CITRON, AVS Mode
Support SIP domain, SIP Authentication (none, basic, MD5), Domain Name parse
Support 5 SIP servers synchronously, can call in and out by either proxy
Support SIP application, including SIP call forward/transfer/holding/waiting

Network Features

Support two models: Bridge and Router, integrate two ports router function.
Support basic NAT and NAPTi.
Support PPPoE for xDSL, and support off hook auto dial.
Support DHCP Client for WAN;
Support DHCP server for LAN;
Support DNS relay for LAN and can provide DNS service for LAN Network equipment.
Use advanced DSP tech to insure high quality voice
Use advanced jitter buffer tech to prevent the delaying and losing for package information
Support Network Tools, including ping, race route, and telnet client.
Support three modes to configure WAN port IP, they are: static, DHCP, and PPPoE.
Provide firewall control for small LAN.
Provide optional communication priority level for small LAN.
Support Secondly Layer QoS(802.1p)
Support 12tp

Advanced Function

Support headset
Support 128*64 LCD
Support Power over Ethernet (POE) function
Support 5 SIP servers synchronously.
3 Interactive soft key to play humanized operating prompt.
Support local voice record, message and server message record.
Support message wait indication.
Support user defined ring tone.
Support L2TP client.
Support call pickup, join call, auto-redial.
Support 5 programmable keys, 5 PSTNi keys and 5 SIP keys, and it can be connected with the expansion board which can display more numbers' online status.
Support dial switchboard and extension number at one time to get through extension directly.
Support call list, and can set different rings according to different incoming callers.
Dial waiting, call transfer, three ways call, and multi-dial forward
Caller ID display, ban calling out, setting no-disturb, dial number automatically while picking up the telephone, set VIP numbers.
Set the black name list and confine numbers
Support point-point calling directly.
Support flexible methods of receiving numbers.
Support silence suppression and silence detection.
Support noise background simulation.
Support echoes suppression and auto gain. 

An award-winning next generation IP phone supporting SIP/IAX2 and online status display.Featuring for VPN,VLAN,superb sound quality and rich functionalities at ultra-affordable price,it is a special phone for IP PBXi,can display presence status.

Support Protocol

SIP (RFC3261, RFC2543)
Support IAX2.
Support codec: G.711A/u, G.723 high/low, G.729i A/B
Support G.168 echo cancellation standard, compliant 96ms echo cancellation with speaker mode
Support voice volume adjustment, including IN/OUT of handset and speaker
Support Jitter Buffer, VAD, CNG, SIP, Domain name register, point-to-point Call
Support RTPi and RTCPi
Support the Inbound/Outbound transmission;SIP info,DTMFi Relay,RFC2833
Support many countries' standard ring
Support NATi: Support STUN, CITRON, AVS Mode
Support SIP domain, SIP Authentication (none, basic, MD5), Domain Name parse
Support two SIP server synchronously, including Pubic Server/ Private server,can make a call by any proxy. You can back-up and select any above SIP server.
Support SIP application, including SIP Call forward/transfer/holding/conference/pickup/redial/unredial/joincall
Support BLF, server presence and Peer to peer presence negotiation
Support VPN (L2TP) clients

Network Features:

Support two models: Bridge and Router, integrate two ports router function.
Support basic NAT and NAPTi
Support PPPoE for xDSL, and support auto redial when disconnect
Support DHCP Client for WAN
Support DHCP server for LAN
Support DNS relay for LAN and provide DNS service for LAN Network equipment
Support DNS domain name resolution in WAN port
Support SNTP Client to get time from internet
Support advanced DSP tech to ensure high quality voice
Support advanced jitter buffer tech to prevent the info package delaying and losing
Support network tool: ping，trace route，telnet client
Support three modes to configure WAN port IP, they are: static, DHCP, and PPPoE
Provide firewall for small LAN
Provide optional priority level for small LAN
Support second layer QoS (802.1p)
Support VLAN
Support VPN, L2TP protocol. (New hardware support openVPN)

Special and Advanced Function:


With IP PBX,support 10 group quick dial number, together with IP PBX presence subscribe, the IP phone can display directly the online state of the booking numbers by the indicator. If the indicator is green, means it is online; the indicator is green and twinkle, means it is in the course of the call; if red, means it is offline.
Support the local voice message, play the message by one key, IVRi personality record the message, voice prompt.
Caller ID display, ban calling out, avoid-disturb setting, auto-answering, auto dial while picking up the telephone, quick dial;
Call waiting, call transfer, three ways call, and multi-dial forward
Setting the black list and limit numbers
Support point to point call
Setting the ended number methods
Setting the ended number add, delete and substitution
Setting the fixed calling ways
Support phone number
Support Silence Suppression, VAD (Voice Activity Detection)
Support CNG (Comfort Noise Generation)
Support Echo Suppression and AGCi (Automatic Gain Control)
Support DIGEST validate and MD5/MD5-sess encapsulation
Support local/server Message-Waiting Indication
Support auto long-distance configuration and edition auto-upgrade.
Support call record checking and management.
Support call pickup
Support join Call
Support redial and unredial
Support directly dial IP+port to call SIP terminal device