Yealink SIP-T54S Administrator's Manual page 547

Parameters
features.call_park.park_retrieve_code
Description:
Configures the park retrieve code for the Retrieve soft key.
This park retrieve code will also apply to the retrieve park key.
Example:
features.call_park.park_retrieve_code = *88
Web User Interface:
Features->Call Pickup->Park Retrieve Code
Phone User Interface:
None
features.call_park.direct_send.enable
Description:
Enables or disables the IP phone to dial out the call park code/park retrieve code directly
when pressing the Park/Retrieve soft key.
0-Disabled
1-Enabled
If it is set to 0 (Disabled), the IP phone will enter the pre-dialing screen when pressing the
Park/Retrieve soft key. And you can press the BLF/BLF List key to park the call to the
monitored user or retrieve the call parked from the monitored user.
Note: It works only if the value of the parameter "features.call_park.park_mode" is set to 1
(FAC) and you have configured the call park code/park retrieve code. It is not applicable to
CP860 IP phones.
Web User Interface:
None
Phone User Interface:
None
Call Park Key
For more information on how to configure the DSS Key, refer to
Key on page 1014.
Details of Configuration Parameters:
Configuring Basic Features
Permitted Values
String within 32 characters
0 or 1
Appendix D: Configuring DSS
Default
Blank
1
521