Yealink SIP-T2 SERIES Administrator's Manual page 706

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Parameters
0-Disabled
1-Enabled
Note: If you change this parameter, the IP phone will reboot to make the change
take effect.
Web User Interface:
Network->Advanced->LLDP->Active
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->LLDP->LLDP Status
network.lldp.packet_interval
Description:
Configures the interval (in seconds) for the IP phone to send the LLDP (Linker Layer
Discovery Protocol) request.
Note: It works only if the value of the parameter ―network.lldp.enable‖ is set to 1
(Enabled). If you change this parameter, the IP phone will reboot to make the
change take effect.
Web User Interface:
Network->Advanced->LLDP->Packet Interval (1~3600s)
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->LLDP->Packet Interval
To configure LLDP via web user interface:
1. Click on Network->Advanced.
2. In the LLDP block, select the desired value from the pull-down list of Active.
684
Permitted Values
Integer from 1 to 3600
Default
60