Yealink SIP-T54S Administrator's Manual page 500

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Procedure
Network conference can be configured using the following methods.
Central Provisioning
(Configuration File)
Web User Interface
Details of Configuration Parameters:
account.X.conf_type
Description:
Configures the network conference type for account X.
0-Local Conference
2-Network Conference
If it is set to 0 (Local Conference), conferences are set up on the IP phone locally.
If it is set to 2 (Network Conference), conferences are set up by the server.
X ranges from 1 to 16 (for SIP-T54S/T48G/T48S/T46G/T46S/T29G)
X ranges from 1 to 12 (for SIP-T52S/T42G/T42S)
X ranges from 1 to 6 (for SIP-T41P/T41S/T27P/T27G)
X ranges from 1 to 3 (for SIP-T40P/T40G/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860/CP920)
Web User Interface:
Account->Advanced->Conference Type
Phone User Interface:
None
account.X.conf_uri
Description:
Configures the network conference URI for account X.
474
<MAC>.cfg
Parameters
Configure network conference.
Parameters:
account.X.conf_type
account.X.conf_uri
Configure network conference.
Navigate to:
http://<phoneIPAddress>/servlet?p
=account-adv&q=load&acc=0
Permitted Values
0 or 2
SIP URI within
511 characters
Default
0
Blank