Yealink SIP-T48G Administrator's Manual page 434

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Procedure
Reserve # in User Name can be configured using the configuration files or locally.
Configuration File
Local
Details of the Configuration Parameter:
sip.use_23_as_pound
Description:
Enables or disables the IP phone to reserve the pound sign (#) in the user name.
0-Disabled (convert the pound sign into "%23")
1-Enabled
Web User Interface:
Features->General Information->Reserve # in User Name
Phone User Interface:
None
To configure reserve # in user name feature via web user interface:
1. Click on Features->General Information.
2. Select the desired value from the pull-down list of Reserve # in User Name.
414
<y0000000000xx>.cfg
Web User Interface
Parameter
Configure reserve # in user name.
Parameters:
sip.use_23_as_pound
Configure reserve # in user name.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-general&q=load
Permitted Values
0 or 1
Default
1