Basic Features

u Support SIP 2.0 (RFC3261) and correlative RFCs

u Support IAX2

u Support 3 SIP lines. Can connect to 3 SIP servers at the same time.

u Codec:G.711A/u, G.723.1 high/low, G.729a/b, G.722,G.726

u Echo cancellation: G.168 Compliance in LEC, additional acoustic echo cancellation(AEC) can reach 96ms max filter length in hands-free mode

u Support Voice Gain Setting, VAD, CNG

u Full duplex hands-free speakerphone

u SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer/ IP call

u DTMF: Support SIP info, DTMF Relay, RFC2833

u 9 kind of ring type and 5 user-defined music ring (optional)

 

Advanced Application Features

u Large dot matrix LCD display and softkeys make user easier to use

u Friendly graphic menu

u 2 headset interface ( 3.5mm Jack or RJ9 connector)

u 6 memory keys

u Multilanguage realizes localization

u SIP application: support call forward/ transfer (blind/attended)/ holding/ waiting/ 3 way talking/ conference/pickup/ join call/ redial and unredial/ click to dial/ vport/

u Call control features: flexible dial map, hotline, empty calling no. reject service, black list for reject authenticated call, white list, limit call, no disturb, caller ID, CLIR (reject the anonymous call), CLIP (make a call with anonymous), Dial without register

u Incoming calls /outgoing calls / missing calls. Each support 100 records.

u Support Phonebook 500 records

u Support SMS

u Support Memo

u Support alarm clock

u Support Speed dial

u Support XML

 

Network Features

u WAN/LAN: 10/100M Ethernet ports, supports Route and Bridge mode.

u Support PPPoE for xDSL

u Support PoE

u Support basic NAT and NAPT

u NAT transverse:support STUN client

u Support DHCP client on WAN

u Support DHCP server on LAN

u Support main DNS and secondary DNS server.

u Support VLAN

u Support DMZ

n Support DNS Relay, SNTP Client, Firewall

n Support VPN (L2TP)

n QoS with DiffServ

n Network tools in telnet server: including ping, trace route, telnet client

 

Maintenance and Management

n Web ,telnet and keypad management

n Management with different account right

n Upgrade firmware through HTTP, FTP or TFTP

n Telnet remote management/upload/ download setting file

n Safe mode provide reliability

n Support Auto Provisioning (upgrade firmware or configuration file)

n Support Syslog

 

Specification