Aastra Telecom 57I C53I manual Configuring, Default is AutoNegotiation

Network Configuration of the IP Phones

Basic Network Settings

					Configuring
	IP Phone UI
7		Press Done or		to finish configuring the configuration server protocol for the IP phone.
Step		Action
6		Select a negotiation method to use on port 1and press Set. Valid values are:
		•	AutoNegotiation
		•	FullDuplex 10Mbps
		•	FullDuplex 100Mbps
		•	HalfDuplex 10Mbps
		•	HalfDuplex 100Mbps
		Default is AutoNegotiation.
					theIPPhones
		Note: The session prompts you to restart the IP phone to apply the configuration settings.
8		Select Restart.

41-001160-00, Rev 01 Release 2.0 4-11