Yealink SIP T2 Series Provisioning Manual page 26

Yealink IP Phones Auto Provisioning Guide
3. Configure the wait time in the Wait Time(0~100s) field.
The default value is 5.
4. Click Confirm to accept the change.
When Zero Touch is enabled, there will be a configuration wizard during startup:
Press the OK soft key.
The network parameters are configurable via phone user interface:
Press the Next soft key after finishing network settings.
Configure the provisioning server address, authentication user name (optional) and
password (optional) in the Auto Provision screen.
20