Avaya AP-4 User Manual page 52

Initialization
8. Do one of the following:
— If the AP has been assigned an IP address by a DHCP server
on the network, write down the IP address and click Cancel to
close ScanTool. Go to Setup Wizard for information on how to
access the HTTP interface using this IP address.
— If the AP has not been assigned an IP address (in other words,
the unit is using its default IP address, 169.254.128.132),
follow the steps in the table to assign it a static IP address that
is valid on your network:
2-22 Avaya Wireless AP-4/5/6 User's Guide