Configuring Advanced Features
397
Enables or disables the IP phone to process the P-Preferred-Identity (PPI) header for caller
identity presentation when receiving an incoming call for account X.
0-Disabled
1-Enabled
If it is set to 0 (Disabled), the IP phone doesn’t process P-Preferred-Identity (PPI) header.
If it is set to 1 (Enabled), the IP phone presents the caller identification from the
P-Asserted-Identity (PPI) header.
Web User Interface:
None
Phone User Interface:
None
To configure the presentation of the caller identity via web user interface:
1. Click on Account->Advanced.
2. Select the desired account from the pull-down list of Account.
3. Select the desired value from the pull-down list of Caller ID Source.
4. Click Confirm to accept the change.
Connected Line Identification Presentation (COLP)
Connected Line Identification Presentation (COLP) allows IP phones to display the identity of the
connected party specified for outgoing calls. IP phones can display the Dialed Digits, or the
identity in a SIP header (Remote-Party-ID or P-Asserted-Identity) received, or the identity in the