Chapter 1: Introduction
About This Guide
This guide provides a description of Voice over IP and describes how to administer the DHCP,
TFTP, and HTTP servers. It also covers how to troubleshoot operational problems with the 4600
Series IP Telephones and the servers.
The 4600 Series IP Telephone product line supports two signaling protocols - the Session
Initiation Protocol (SIP) and the H.323 protocol. The chart below shows the 4600 Series IP
Telephone models and the protocol(s) they support.
IP Telephone Model
4601
4601+
4602
4602SW
4602SW+
4606
4610SW
4612
4620
4620SW
4621SW
4622SW
4624
4625SW
4630
4630SW
4690
H323 Protocol Supported?
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SIP Protocol Supported?
No
No
Yes
Yes
Yes
No
Yes
No
No
Yes
Yes
No
No
No
No
No
No
Issue 5 November 2006
9