Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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3-PRID-PAI-FROM
4-PAI-RPID-FROM
5-RPID-FROM
6-PREFERENCE, the phone uses the custom priority order for the sources of caller identity (con-
figured by the parameter “sip.cid_source.preference”).
Default
0
Web UI
Account > Advanced > Caller ID Source
Parameter account.X.cid_source_privacy
[1]
<MAC>.cfg
Description
It enables or disables the phone to process the Privacy header field in the SIP message.
Note: The priority order: PPI > Privacy > PRID/PAI/From.
Permitted
Values
0-Disabled, the phone does not process the Privacy header.
1-Enabled, the phone screen presents anonymity instead if there is a Privacy: id in the INVITE
request.
Default
1
Parameter account.X.cid_source_ppi
[1]
<MAC>.cfg
Description
It enables or disables the phone to process the P-Preferred-Identity (PPI) header in the request mes-
sage for caller identity presentation.
Permitted
Values
0-Disabled, the phone does not process the PPI header.
1-Enabled, the phone presents the caller identity from the PPI header.
Default
0
Parameter sip.cid_source.preference
<y0000000000xx>.cfg
Description
It configures the priority order for the sources of caller identity information.
Note: Yealink phones can derive caller identity from the following SIP headers: From, P-Asserted-Iden-
tity (PAI), P-Preferred-Identity and Remote-Party-ID (RPID). It works only if “account.X.cid_source” is
set to 6 (PREFERENCE).
Permitted
Values
String
Default
P-Preferred-Identity, P-Asserted-Identity, Remote-Party-ID, From
Parameter account.X.cp_source
[1]
<MAC>.cfg
Description It configures the identity of the callee according to the response message.
Permitted
Values
0-PAI-RPID
1-Dialed Digits
2-RFC4916, the caller sends the SIP request message which contains the from-change tag in the Sup-
ported header. The caller then receives an UPDATE message from the server and displays the iden-
tity in the “From” header.
3-PAI-RPID-Contact
4-The phone displays the identity using the custom priority order configured by “sip.cid_source.-
preference”.
Default
0
