FICHE TECHNIQUE:

Basic Feature

􀁺 Support SIP 2.0 (RFC3261) and correlative RFCs
􀁺 Support IAX2 (Optional)
􀁺 SIP supports 3 SIP servers. Can connect to these SIP servers at the same time.
􀁺 Codec：G.711A/u, G.7231 high/low, G.729a/b, G.722,G.726，iLBC，AMR-NB，AMR-WB
􀁺 Echo cancellation: G.168 Compliance in LEC, additional acoustic echo cancellation(AEC) can reach 96ms max filter length in hands-free mode
􀁺 Support Voice Gain Setting, VAD, CNG
􀁺 Support jitter buffer and STUN
􀁺 Full duplex hands-free speakerphone
􀁺 SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer/ IP call
􀁺 DTMF Relay：support inband, SIP info, RFC2833
􀁺 Support customized music rings
􀁺 Support SMS based on SIP
􀁺 Volume(handfree/handset/headset/ring) adjustment
􀁺 Professional Speaker/HD Voice
􀁺 Ergonomic handset(acoustical cochlea)

Advanced Application Features

􀁺 Touched, Large dot matrix LCD display
􀁺 Friendly graphic menu
􀁺 Multilanguage realizes localization
􀁺 SIP application: support
􀁺 forward/transfer (blind/attended/alert)/ holding/ waiting/ 3 ways conference/ paging and intercom/ call park/ pickup/ join call/ redial and unredial/ click to dial//secondary dialing automatically
􀁺 Call control features: flexible dial map, hotline, empty calling no. reject service, black list for reject authenticated call, white list, limit call, do no disturb, auto answer, caller ID, CLIR (reject the anonymous call), CLIP (make a call with anonymous), Dial without register
􀁺 Voice recording during talking/auto answer/local
􀁺 Predial

􀁺 Incoming calls /outgoing calls / missing calls. Each support 100 records.
􀁺 Support Phonebook 1000 records
􀁺 Phone book records export/import
􀁺 XMLphone book
􀁺 Photo frame and media player(mp3)
􀁺 Usb disk file read/write
􀁺 System files management
􀁺 Support VoIP(SIP/RTP) encryption (e.g. RC4)

Network Features

􀁺 WAN/LAN: support switch mode
􀁺 Support PoE（802.3af）
􀁺 Support DHCP Client on WAN
􀁺 Support main DNS and secondary DNS server
􀁺 Support VLAN (Optional)
􀁺 Support NTP Client
􀁺 Support VPN L2TP , Open VPN/TLS, SRTP, HTTPS(Optional)
􀁺 Support QoS with DiffServ
􀁺 Support MD5 authentication
􀁺 Network tools in telnet server: including ping, trace route, telnet client

Maintenance and Management

􀁺 Linux 2.6 OS
􀁺 Web ,telnet and keypad management
􀁺 Management with different account right
􀁺 Support automatic upgrades/configuration deployment
􀁺 Support encrypted configuration files download with AES
􀁺 Support pushing message