Table of Contents
Advertisement
、
Sip 2.0 (RFC3261) and other related SIP RFC
4 lines SIP
1 line IAX2
STUN
Jitter Buffer(200ms),VAD,CNG
G.711A/u, G722, G.723, G.726-32, G.729 Codec
G.168 compliant 96ms echo cancellation
Support SIP domain，SIP authentication (none，basic,MD5),NDS.
Support inbound audio, RFC2833 and SIP info , DTMF transmission way
o
SIP Call Forward、Call transfer、Call hold、Call waiting, 3-way
o
talking、Pickup、Join call、Redial、Unredial、Call Park、Vport、Click to
dial
Dial without register
Support Hotline、DND(Do Not Disturb)、Blacklists、Call Limitation、Caller ID
Dial-peer calling rule, IP to IP call
SIP server conference
Phone book with 500 records, 100 answered call、100 missed call
Support HTTP、FTP TFTP updating the configuration and firmware
Syslog
Auto answer
Support SNTP client
Telnet, WEB visit terminal
Support different level user management
Support multi language ( LCD support Latin language system, web support all
languages)
soft button: soft button * 4
Support BLF/BLA
Support SMS
Support auto provision (option 66) for config file upgrade
、
WAN/LAN：Support bridge and route mode
Support base of NAT and NAPT
Support PPPoE，（ADSL，cable modem use for internet connecting）
Support VLAN（DATA VLAN and VOICE VLAN）
Support DMZ
Support L2TP VPN（OpenVPN optional）
WAN support Primary and Alter function
WAN support DHCP Client
LAN support DHCP Server
6
Advertisement
Table of Contents
