Aastra Telecom REV 06 - Manual (Page 129)

Features in Release 2.2
RN-001029-00, Rev 06, Release 2.2 125
5i Series IP Phone Release Notes
Configuring Rport Using the Aastra Web UI
Use the following procedure to configure Rport on your phone using the Aastra
Web UI.
Aastra Web UI
1 Click on Advanced Settings->Network->Advanced Network Settings.
2 In the "Advanced Network Settings" section, enable the "Rport (RFC3581" field by checking the
check box. (Disable Rport by unchecking the box).
“Rport” in RFC 3581, allows a client to request that the server send the response back to the source
IP address and the port from which the request came.
3 Click to save your changes.
Rport
Parameter