User Guide for the SIP-T54S Media IP Phone 
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If on code or off code is configured, the IP phone will send the corresponding code to 
activate or deactivate call waiting on the server. It is not available on all servers. 
 
5.  Press the Save soft key to accept the change or the Back soft key to cancel. 
Call waiting is configurable via web user interface at the path Features->General Information. 
Conference 
You can create a conference with other two parties using the phone’s local conference. You can 
create a conference between an active call and a call on hold by pressing the Conference soft 
key. The SIP-T54S also supports network conference. 
Note 
Local Conference 
The SIP-T54S media IP phone supports up to 3 parties (including yourself) in a conference call. 
This is the default method of conference called Local Conference. 
Note 
To set up a local conference call: 
1.  Place a call to the first party. 
2.  When the first party answers the call, press the Conference soft key to place a new call. 
The active call is placed on hold. 
3.  Enter the number of the second party and then press          ,            , or the Send soft key. 
   
Network conference is not available on all servers. For more information, contact your system 
administrator. 
To set up a local conference call, make sure local conference feature is enabled. For more 
information, contact your system administrator.