Voip Sip phone
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voip sip phone
1. Dual VoIP/PSTN interface IP-Phone; Easy to switch VoIP and PSTN via IP-Phone;
2. Voice Signaling: Support SIP simultaneous VoIP calls; Support SIP v2 Standard (RFC3261) ; Register up to 4 Server simultaneously; Support multiple dialing plan / Call hunting group; Adaptive Jitter Buffer function; Support multiple dialing plan / Call hunting group; Flexible Routing table and profile; Extensible by external IVR/CDR/Billing servers for value- added application.
3. Management: Web Interface Management; Support Auto-Provision System; Remotely configuration/Upgrade by Web UI or Auto Provision; Build-in watching dog for auto recovery.
4. Call Handing Features: Call timer display; Call transfer, hold, forward, pickup; Local three-way conferencing; One- touch Speed dial for 6 keys; Missed call notification; Forward call (always/on busy/no answer) ; Last call return redial; Call by IP address via dial pad; Voice Message (Extensible by external IVR) ; Phone Book directory (100 entries) ; Ring Melody selectable(VoIP/PSTN/Hold) ; Customize Melody; Time and date display.
5. Router Functions: Support static and dynamic IP from DHCP, PPPoE; Build-in DHCP Server; Dynamic DNS Support; Support Network access rules(LAN to WAN & WAN to LAN) ; Self-Protection against DoS Attacks; Support NAT through function; Supported Protocol: UDP, TCP, NAT, BOOTP, HTTP, IEEE 802. 3/ IEEE 802. 3u; Support SNTP DNS, uPnP, DDNS; NAT function: Virtual Server, Port mapping, ALG, DMZ, Static routing table; Firewall option Client filtering, URL filtering, MAC control, Drop Port scans; Support IP TOS (Type of Service) for VoIP.
6. SIP simultaneously support: Deploy into any multimedia, interactive, or softswitch network with the leading call and session signaling protocol.
7. Register up to 4 SIP Proxy or Gatekeeper simultaneously; Flexible registration for different VoIP Route plan.
8. Firewall, NAT, DHCP, PPPoE Connect to any broadband or access provider, serve the whole network, and secure your data. User configurable IP services ensure every host isconnected to the LAN.
9. Auto-Provision: Easy to remote configure/Upgrade via Provision System.
10. QoS guaranteed Voice package: Quality of Service ensure voice traffic gets high priority without shutting down your Ethernet LAN; Easy to use: 4 dedicated feature keys, with 20(char. ) x2(Line) LCD