ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series - Manual (Page 80)

P-662H/HW-D Series User’s Guide
80 Chapter 4 Bandwidth Management Wizard
4.3 Bandwidth Management Wizard Setup
1 After you enter the password to access the web configurator, select Go to Wizard setup
and click Apply. Otherwise, click the wizard icon ( ) in the top right corner of the web
configurator to display the wizard main screen.
Figure 37 Select a Mode
2 Click BANDWIDTH MANAGEMENT SETUP to configure the system for Internet
access and wireless connection.
VoIP (SIP) Sending voice signals over the Internet is called Voice over IP or VoIP. Session
Initiated Protocol (SIP) is an internationally recognized standard for implementing
VoIP. SIP is an application-layer control (signaling) protocol that handles the
setting up, altering and tearing down of voice and multimedia sessions over the
Internet.
SIP is transported primarily over UDP but can also be transported over TCP, using
the default port number 5060.
VoIP (H.323) H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to
provide audio-visual communication sessions on any packet network.
TFTP Trivial File Transfer Protocol (TFTP) is a very simple file transfer protocol, with the
functionality of a very basic form of FTP. It is used to transfer small files between
hosts on a network, such as when a remote X Window System terminal or any
other thin client boots from a network host or server. TFTP is transported primarily
over UDP.
Table 19 Media Bandwidth Management Setup: Services (continued)
SERVICE DESCRIPTION