ICP DAS USA I-7540D - Manual (Page 40)

3.1.7 How to change web ID/PASSWORD configuration
The i-7540D module has a built-in web server that allows user to easily configure
the module from a remote location using a regular web browser.
When users want to modify the configuration of i-7540D via Setup web page, they
need to fill these two fields, ID and PASSWORD, with correct values. Or they can
view the configuration of i-7540D, and can’t modify the configuration.
i-7540D CAN-Ethernet Gateway User’s Manual (Version 1.4, April/2008) 40