Technical Reference; Sip Call Progression; Table 40 Sip Call Progression - ZyXEL Communications MAX-206M1R series User Manual

Table 39 VOICE > Service Configuration > QoS
LABEL
Voice VLAN ID
Apply
Reset

10.4 Technical Reference

The following section contains additional technical information about the WiMAX
Modem features described in this chapter.

10.4.1 SIP Call Progression

The following figure displays the basic steps in the setup and tear down of a SIP
call. A calls B.

Table 40 SIP Call Progression

A
1. INVITE
4. ACK
6. BYE
A sends a SIP INVITE request to B. This message is an invitation for B to
1
participate in a SIP telephone call.
B sends a response indicating that the telephone is ringing.
2
B sends an OK response after the call is answered.
3
A then sends an ACK message to acknowledge that B has answered the call.
4
Now A and B exchange voice media (talk).
5
User's Guide
DESCRIPTION
Select this if the WiMAX Modem has to be a member of a VLAN to
communicate with the SIP server. Ask your network administrator, if
you are not sure. Enter the VLAN ID provided by your network
administrator in the field on the right. Your LAN and gateway must be
configured to use VLAN tags.
Otherwise, clear this field.
Click to save your changes.
Click to restore your previously saved settings.
5.Dialogue (voice
traffic)
Chapter 10 The Service Configuration Screens
B
2. Ringing
3. OK
7. OK
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