9 Features
Voice Functions | SIP (RFC 3261) version 2 |
| SDP (RFC 2327) |
| RTP (RFC 1889) |
| RTCP (RFC 1890) |
| G.168 Echo Cancellation |
| VAD (Voice Activity Detection) |
| Silence Suppression |
| CNG (Comfort Noise Generation) |
| QoS Supports ToS and Diffserv Tagging |
| Compression: G.711 (PCM), G.729 (ADPCM) |
| Loop Start Signaling Support |
| Modem and Fax Tone Detection and Pass |
| Through |
| DTMF Detection |
| Point to Point Calling (Direct IP to IP Calling) |
| Speed Dial Phonebook |
| PSTN Line Support (Prestige |
| Support NAT Traversal / RFC 3489- IETF Simple |
| Traversal of UDP Through NAT (STUN) |
| Caller ID |
| Dialing Type: Tone, Pulse (Auto detection) |
| Tip/ring polarity reversal |
|
|
Protocol Support | PPP over Ethernet (RFC 2516) |
| Transparent bridging for unsupported network |
| layer protocols. |
| DHCP Client |
|
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