Yealink SIP-T54S Administrator's Manual page 340

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Web User Interface
Details of Configuration Parameters:
dialplan.block_out.number.X
(X ranges from 1 to 10)
Description:
Configures the block out numbers.
Example:
dialplan.block_out.number.1 = 4321
When you dial the number "4321" on your phone, the dialing will fail and the LCD screen
will prompt "Forbidden Number".
Note: It works only if the values of the parameters "dialplan.digitmap.enable" and
"account.X.dialplan.digitmap.enable" are set to 0 (Disabled).
Web User Interface:
Settings->Dial Plan->Block Out->BlockOut NumberX
Phone User Interface:
None
dialplan.block_out.line_id.X
(X ranges from 1 to 10)
Description:
Configures the desired line to apply the block out rule. The digit 0 stands for all lines. If it is
left blank, the block out rule will apply to all lines on the IP phone.
Permitted Values:
0 to 16 (for SIP-T54S/T48G/T48S/T46G/T46S/T29G)
0 to 12 (for SIP-T52S/T42G/T42S)
0 to 6 (for SIP-T41P/T41S/T27P/T27G)
0 to 3 (for SIP-T40P/T40G/T23P/T23G)
0 to 2 (for SIP-T21(P) E2)
Example:
dialplan.block_out.line_id.1 = 1,2,3
Note: Multiple line IDs are separated by commas. It is not applicable to SIP-T19(P)
E2/CP860/CP920 IP phones. It works only if the values of the parameters
314
Parameters
Create the block out rule for the IP
phone.
Navigate to:
http://<phoneIPAddress>/servlet?
p=settings-blackout&q=load
Permitted Values
String within 32 characters
Refer to the following
content
Default
Blank
Blank (for all
lines)