ZyXEL Communications MAX218M2W, User Manual

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Chapter 9 The VoIP General Screens
MAX208M2W Series User’s Guide
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multimedia sessions over the Internet. SIP signaling is separate from the media
for which it handles sessions. The media that is exchanged during the session can
use a different path from that of the signaling. SIP handles telephone calls and can
interface with traditional circuit-switched telephone networks.
RTP
When you make a VoIP call using SIP, the RTP (Real time Transport Protocol) is
used to handle voice data transfer. See RFC 1889 for details on RTP.
9.1.3 Before you Begin
• Ensure that you have all of your voice account information on hand. If not,
contact your voice account service provider to find out which settings in this
chapter you should configure in order to use your telephone with the
MAX208M2W Series.
• Connect your MAX208M2W Series to the Internet, as described in the Quick
Start Guide. If you have not already done so, then you will not be able to test
your VoIP settings.
9.2 Media
Click VoIP > General > Media to set up and maintain global VoIP settings.
Figure 61 VoIP > General > Media