Yealink SIP-T4X Administration Manual page 327

Administrator's Guide for SIP-T4X IP Phones
Format
Default Value
Range
Example
Parameter-
account.X.cp_source
Description
312
0-FROM (Derives the name and number of
the caller from the "From" header).
1-PAI (Derives the name and number of the
caller from the "PAI" header. If the server
does not send the "PAI" header, displays
"anonymity" on the callee's phone).
2-PAI-FROM (Derives the name and number
of the caller from the "PAI" header
preferentially. If the server does not send the
"PAI" header, derives from the "From"
header).
3-RPID-PAI-FROM
4-PAI-RPID-FROM
5-RPID-FROM
X ranges from 1 to 6.
Integer
0
0 to 5
account.1.cid_source = 0
Configuration File
<MAC>.cfg
Configures the presentation of the callee
identity for account X.
0-RPID-FROM (Derives the name and
number of the callee from the "RPID" header
preferentially. If the server does not send the
"RPID" header, derives from the "From"
header).
1-Dialed Digits (Preferentially displays the
dialed digits on the caller's phone).
2-RFC 4916 (Derives the name and number
of the callee from "From" header in the
Update message).
When the RFC 4916 is enabled on the IP
phone, the caller sends the SIP request
message which contains the from-change
tag in the Supported header. The caller then