Yealink SIP-T2 SERIES Administrator's Manual page 450

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
2. Select the desired value from the pull-down list of Recent Call In Dialing.
3. Click Confirm to accept the change.
ReCall, also known as last call return, allows users to place a call back to the last caller.
Recall is implemented on IP phones using a recall key.
Procedure
Recall key can be configured using the configuration files or locally.
Configuration File
Local
428
<y0000000000xx>.cfg
Web User Interface
Assign a recall key.
Parameter:
linekey.X.type/
programablekey.X.type/
expansion_module.X.key.Y.type
linekey.X.label/
programablekey.X.label/
expansion_module.X.key.Y.label
Assign a recall key.
Navigate to:
For
SIP-T48G/T46G/T42G/T41P/T40P/T2
9G/T27P/T23P/T23G/T21(P)
E2/T19(P) E2/CP860: