Basic Features | Support SIP 2.0 (RFC3261) and correlative RFCs |
Support 1 sip line |
Codec:G.711A/u, G.7231 high/low, G.729a/b, G.722, |
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 |
Full duplex hands-free speakerphone |
DTMF MODE:DTMF_RELAY, SIP_INFO, RFC_2833 |
NAT transverse:support STUN client |
Application Features | SIP application:support Call forward/transfer/holding/waiting/3 way call/call park/join call/click to dial |
SIP support SIP domain, SIP authentication (none, basic, MD5), Peer to Peer call |
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, |
Incoming calls /outgoing calls / missing calls. Each support 100 records |
Support Phonebook 500 records |
10 kind of ring type |
Support Conference |
Support Mute |
Support MWI |
Network Features | WAN/LAN: supports Bridge |
Support PPPoE for xDSL |
Support DHCP client on WAN |
Support SNTP Client, Firewall |
Support main DNS and seconary DNS server |
Support VLAN |
QoS with DiffServ |
Network tools in telnet server: including ping, trace route, telnet client |
Maintenance and Management | Web ,telnet and keypad management |
Management with different account rights |
Upgrade firmware through POST mode |
Safe mode provide reliability |
Support Auto Provisioning (upgrade firmware through HTTP, FTP or TFTP) |
Support Syslog |