Yealink SIP-T2 Series, Administrator'S Manual

Page: 355 / 1009

Configuring Basic Features
333
Parameter Permitted Values Default
1-Enabled
If it is set to 1 (Enabled), the IP phone will resume and play the local ringback tone
upon a subsequent 180 message received.
Web User Interface:
Features->General Information->180 Ring Workaround
Phone User Interface:
None
To configure 180 ring workaround via web user interface:
1.
Click on Features->General Information
.
2. Select the desired value from the pull-down list of 180 Ring Workaround.
3. Click Confirm to accept the change.
An outbound proxy server can receive all initiating request messages and route them to
the designated destination. If the IP phone is configured to use an outbound proxy
server within a dialog, all SIP request messages from the IP phone will be sent to the
outbound proxy server
forcibly
.
Note
To use this feature, make sure the outbound server has been correctly configured on the
IP phone. For more information on how to configure outbound server, refer to
Account
Registration on page 142 .