User guide

Appendix
225
Parameter
Permitted
Values
Descriptions
Web Setting Path
0 to 12 (for SIP-T42G)
0 to 6 (for SIP-T41P/T27P)
0 to 3 (for SIP-T23P/G)
0 to 2 (for SIP-T21(P) E2)
Multiple line IDs are separated by commas.
The default value is blank.
For more information, refer to Yealink IP
Phones Administrator Guide.
dialplan.block_out.number.X
(X ranges from 1 to 10)
String within
32 characters
It configures the block out numbers.
Example:
dialplan.block_out.number.1 = 1003
When you dial the number ―1003‖ on your
phone, the dialing will fail and the LCD screen
will prompt "Forbidden Number".
The default value is blank.
For more information, refer to Yealink IP
Phones Administrator Guide.
Settings->Dial Plan->Block
Out->BlockOut NumberX
dialplan.block_out.line_id.X
(X ranges from 1 to 10)
Integer
It 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
Settings->Dial Plan->Block
Out->Account