Phone Initialization - Yealink SIP-T42G User Manual

User Guide for the SIP-T42G IP Phone
To connect the PoE:
Connect the Ethernet cable between the Internet port on the phone and an available port
1.
on the in-line power switch/hub.
If in-line power is provided, you don't need to connect the phone to the power adapter. Make
Note
sure the switch/hub is PoE-compliant.
The phone can also share the network with another network device such as a PC (personal
computer). This is an optional connection.
Important! Do not remove power from the phone while it is updating firmware and
configurations.

Phone Initialization

After your phone is powered on, the system boots up and performs the following steps:
Automatic Phone Initialization
The phone finishes the initialization by loading the saved configuration. The LCD screen displays
"Welcome Initializing...please wait" during this process.
DHCP (Dynamic Host Configuration Protocol)
The phone attempts to contact a DHCP server in your network to obtain valid IPv4 network
settings (e.g., IP address, subnet mask, default gateway address and DNS address) by default.
Note
If your network does not use DHCP, proceed to
16
Basic Network Settings on page 18.