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SIP IP Phone PH802T Support PPTP Mode VPN,With PSTN Line

Profile:Manufacturer - Producer|Ref:PSL54044YH | Country: China | Currency: | Export: No

Currency :
country : China

SIP IP phone support VPN, with PSTN line, can switch between the IP phone and common phone liberally.Besides, it can register 3 SIP account and GSM voice code included.
Support Protocol:
SIP (RFC3261, RFC2543)
Voice codec: G711A/u, G729, G726, G723, GSM
G.168 echo cancellation standard, compliant 96ms with speaker mode
Jitter Buffer, VAD, CNG, SIP Domain name register
Support the Inbound/Outbound transmission; SIP info, DTMF Relay, RFC2833
Many countries' standard ring
NAT transversal: Support STUN, CITRON, AVS Mode
Support SIP domain, SIP Authentication (none, basic, MD5), Domain Name parse
Support three SIP server synchronously, including Pubic Server/ Private server, can make a call by any proxy
Support SIP application, including SIP Call forward/transfer/holding/waiting.
Network Features
Support two models: Bridge and Router, integrate two ports router function.
Support basic NAT, NAPT and DMZ.
Support PPPoE for xDSL, and support off hook auto dial.
Support DHCP Client for WAN.
Support DHCP server for LAN.
Support DNS relay for LAN, can provide DNS service for LAN Network equipment
Use advanced DSP tech to insure high quality voice.
Use advanced jitter buffer tech to prevent the delaying and losing for package information.
Support three modes to configure WAN port IP, they are: static, DHCP, and PPPoE.
Support Secondly Layer QoS(802.1p)
Support VPN PPTP protocol
Advanced Function
Register 3 SIP account and 1 common phone number synchronously. That means 3 VOIP numbers, 1 common telephone number, just four numbers in one device.
Call waiting, call transferring, three way call, multi-way forward call
Switch between the IP phone and common phone liberally.
Call ID display, ban calling out, setting no-disturb, dial number automatically while picking up the telephone.
Support point-point calling directly
Support silence suppression and silence detection.
Support noise background simulation.
Support phone book and quick dial function.
Support echoes suppression and auto gain.
Alarm function
MAC address clone

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