Yealink SIP-T2 SERIES Administrator's Manual page 59

configuration file(s). If the IP phone does not obtain configurations from the provisioning
server, the IP phone will use configurations stored in the flash memory.
Updating firmware
If the access URL of firmware is defined in the configuration file, the IP phone will
download firmware from the provisioning server. If the MD5 value of the downloaded
firmware file differs from that of the image stored in the flash memory, the IP phone will
perform a firmware update.
Downloading the resource files
In addition to configuration file(s), the IP phone may require resource files before it can
deliver service. These resource files are optional, but if some particular features are
being deployed, these files are required.
The followings show examples of resource files:
Language packs

Ring tones

Contact files

After connected to the power and network, the IP phone begins the initializing process
by cycling through the following steps:
1. The power indicator LED illuminates solid red.
2. The message ―Welcome Initializing... please wait‖ appears on the LCD screen
when the IP phone starts up.
If you are using CP860 IP phones, and the phones are first powered on or the phone
settings are reset to factory defaults, the setup wizard will appear on the LCD
screen after startup. If not, go to the next step.
Note
For more information on the setup wizard, refer to
3. The main LCD screen displays the following:
Time and date

Soft key labels

4. Press the OK/√ key or tap Menu->Status to check the IP phone status, the LCD
screen displays the valid IP address, MAC address, firmware version, etc.
If the IP phone has successfully passed through these steps, it starts up properly and is
ready for use.
Getting Started
Yealink_CP860_User_Guide
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