Panasonic KX-T123211D Programming Manual page 95

In case there are parameter which need not to change, enter only
Example;
Only terminal no. 3 is set to Extension number
setting Command 01s as default value.
L
L
Jack number 02
Jack number 01
When you want to edit one parameter only, enable to edit the
parameter by assigning the parameter number.
Example; If you want to edit only Toll Restriction of System
Speed Dialing 03 into No Restriction "0" with Toll
Command 05s.
n
Execute Command
To execute command, press the Carriage Return key ( 1).
If there is a wrong entrance when execute command by pressing
Carriage Return (1) key, new data are not entered.
n
If you enter the wrong data while entering the data, the display on
data terminal will show the following.
W h e n b a t
n
When communication prameter stored into KX-T123211 is different
from them stored into Data terminal equipment.
c h s t y l e