Yealink SIP-T2 SERIES Administrator's Manual page 282

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Note: Line key is not applicable to SIP-T19(P) E2 and CP860 IP phones; handset and
Speakerphone key are not applicable to CP860 IP phones; off-hook key is only
applicable to CP860 IP phones.
Web User Interface:
Features->General Information->Hotline Number
Phone User Interface:
Menu->Features->Hot Line->Hot Number
features.hotline_delay
Description:
Configures the waiting time (in seconds) for the IP phone to automatically dial out
the hotline number.
If it is set to 0 (0s), the IP phone will immediately dial out the preconfigured hotline
number when you lift the handset, press the Speakerphone/off-hook key or press the
line key.
If it is set to a value greater than 0, the IP phone will wait the designated seconds
before dialing out the predefined hotline number when you lift the handset, press
the Speakerphone/off-hook key or press the line key.
Note: Line key is not applicable to SIP-T19(P) E2 and CP860 IP phones; handset and
Speakerphone key are not applicable to CP860 IP phones; off-hook key is only
applicable to CP860 IP phones.
Web User Interface:
Features->General Information->Hotline Delay(0~10s)
Phone User Interface:
Menu->Features->Hot Line->Hotline Delay
To configure hotline via web user interface:
1. Click on Features->General Information.
2. Enter the hotline number in the Hotline Number field.
260
Parameter Permitted Values
Integer from 0 to 10
Default
4