Linksys SPA921 - Cisco - IP Phone Installation And Configuration Manual page 115

Maintaining Your SPA9000 Voice System
Using the Advanced Features Menu
STEP 1
STEP 2
STEP 3
STEP 4
STEP 1
STEP 2
STEP 3
SPA9000 Voice System Installation and Configuration Guide for Setup Wizard
Enter the public IP address of your router in the EXT IP field.
Select VIA Enable to cause the SPA9000 to process the received IP address in the
VIA header. This value is inserted by the server in response to any requests.
Click Next to display the parameters that the Wizard will submit to the SPA9000.
Click OK to close the parameter preview window and cause the Wizard to submit
the changes to the SPA9000 and reboot it.
Setting the EXT SIP Port
This setting allows you to change the SIP port that the SPA9000 inserts into all
outbound SIP messages.
Enter the EXT SIP port number that you need to use, 1096 in this example.
Click Next to preview the parameters that the Wizard will send to the SPA9000.
Click OK to close the parameter preview dialog box and to cause the Wizard to
submit the changes to the SPA9000 and reboot it.
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