VoIP phone, supports VPN connection based on PPTP, supports DMZ

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Basic Info

Payment Type:	Telegraphic Transfer in Advance (Advance TT, T/T)

Product Description

Protocol support for SIP (RFC2543, RFC3261)

200 groups of calling number display and storage function

200 group dial out number search and storage function

500 groups phone book

Hands-free dialing, call timer display

Caller No. can be checked, delete, electric redial

English display

The 5 group speed dial function

Alarm function

Call waiting

Support DHCP/Fixed IP/PPPoE three Internet access

Speech coding format, G.711A/U, G.723.1, G722, G.729

Support Tag VLAN (802.1Q) (802.1P) and priority setting

Call forwarding (transfer) function

The three party conversation function

The call waiting function

The call transfer function

6 groups of SIP account

A simple traversal 19, support for NAT (STUN)

Supports RFC2833, in band and sip info three ways of DTMF

Support for automatic access to the network time (SNTP)

Supports DMZ

Supports VPN connection based on PPTP

Automatic parameter configuration function (tftp/http/ftp/localPC)

The telephone automatic configuration (tftp/http/ftp/local PC)

Automatic update feature (tftp/http/ftp/)

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