IP0027 is a VoIP phone with superb voice quality, high level of integration, compactness, and its plug and play! It can support 5 SIP accounts simultaneously and is compatible with various SIP compliant devices and software on the market. It is ideal for home and office use. **Asterisk Compatible
Voice Functions and Features
Support SIP 2.0 (RFC3261) and correlative RFCs Support IAX2 SIP supports 5 SIP servers. Can connect to 5 SIP servers at the same time Codec: G.711A/u, G.7231 high/low, G.729a/bꎬG.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 NAT transverse: support STUN client 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 SIP application: support call forward /transfer /holding /waiting /conference /paging and intercom Call control features: Flexible dial map, hotline, empty calling No. reject service, black list for reject authenticated call, limit call, no disturb, caller ID Support phonebook 500 records Incoming calls / outgoing calls / missing calls. Each supports 100 records Support voice record on SIP server Support voice record in this phone, 20 minutes total, 5 minutes max of 3 records or 15 records max 9 kind of ring types and 2 user-defined music rings
Network Functions and Features
WAN/LAN: support bridge and router model Support PPPoE for xDSL Support basic NAT and NAPT Support DHCP client on WAN Support DHCP server on LAN Support main DNS and secondary DNS server Support VLAN (optional: voice vlan/ data vlan) Support DMZ Support DNS Relay, SNTP Client, Firewall Support VPN (L2TP/ UDP TUNNEL) 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 right Upgrade firmware through POST mode Upgrade firmware through HTTP, FTP or TFTP Telnet remote management/ upload/download setting file Safe mode provide reliability Support Auto Provisioning (upgrade firmware or configuration file) Support Syslog
Special Features
Support headset 5 programmable keys, realizing memory keys or SIP line keys Support N’Pad record Support desk position and wall-mountable Led to indicate missed call or voicemail Support 3 softkeys
