Qos; Voip Protocols; Ip Trunk - Vertical IP2007 User Manual

1-6
Chapter 1 - Introduction

QoS

IP ToS function (RFC 1349)
Priority queues for upstream traffic based on ToS field.
IP Precedence

VoIP Protocols

SIP (RFC 3261)
SDP(RFC2327)
Real Time Protocol (RTP; RFC 1889)
MD5 (RFC3261 HTTP) digest authentication
G.168 Echo Cancellation
Voice Codec: G.711, G.729a and G.723.1
Support FAX/modem tone detection and auto-fallback to G.711

IP Trunk

Support for up to 8 IP Trunks, which can register to an ITSP carrier.
SIP Message
Functions include:
INVITE
e-INVITE
ACK
CANCEL
OPTIONS
BYE
REGISTER
INFO
REFER
SUSCRIBE/NOTIFY
REPLACE (messages)
SIP Outbound Proxy, SIP Proxy and Registrar
Auto-Registration when power-on or period
Session Timer support
Support IP address, domain name, user name, display name for SIP URL
Xcelerator IP Administrator Manual
Product Summary
March 2007