IP-01 is a kind of voice communication terminal which is based on wide band and independent of PC (personal computer).

Features

n   Support SIP 2.0 (RFC3261) and correlative RFCs

n   Codec：G.711 A/U Law, G.723.1, G.729a/b, G.722,G.722.1, G.726

n   Echo cancellation: Support G.168, and Hands-free can support 96ms, Hand free Speaker Phone

n   Support Voice Gain Setting, VAD, CNG

n   Full duplex hands-free speakerphone

n   NAT transverse：support STUN client

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

n   SIP support 2 SIP lines. Can connect to SIP1 and SIP2 server at the same time

n   DTMF：Support SIP info, DTMF Relay, RFC2833

n   SIP application: support Call forward/ transfer/ holding/ waiting / 3 way talking/ paging and intercom/pickup/join call/click to dial/call park

n   Call control features: Flexible dial map, Hotline, Empty calling reject, Black list for reject authenticated call, limit call, No disturb, Caller ID

n   Support Phonebook 500 records

n   Incoming calls / Outgoing calls / Missing calls. Each support 100 records

n   Support conference and voice record on SIP server

n   10 kind of ring type

n   Support SRTP

n   Support MWI

Network Features

n       WAN/LAN: Support Bridge

n       Support basic NAT and NAPT（optional）

n       Support PPPoE for xDSL

n       Support DHCP Client on WAN

n       Support VLAN (optional: voice vlan/data vlan)

n       QoS with DiffServ

n       Support DMZ（optional）

n       Support VPN (L2TP/UDP TUNNEL)（optional）

n   Support main DNS and secondary DNS server

n       Support DNS Relay（optional）

n       Support SNTP Client, Firewall