29UPS Network Management Card 2 User’s Guide
Common browser error messages at log-on.
URL format examples.
Error Message Browser Cause of the Error
“You are not authorized to view this page” or “Someone is
currently logged in...” Internet Explorer,
Firefox Someone else is logged on.
“This page cannot be displayed.” Internet Explorer Web access is disabled, or
the URL was not correct.
“Unable to connect.” Firefox
Example and Access Mode URL Format
DNS name of Web1
HTTP http://Web1
HTTPS https://Web1
System IP address of 139.225.6.133 and a default
Web server port (80)
HTTP http://139.225.6.133
HTTPS https://139.225.6.133
System IP address of 139.225.6.133 and a non-default
Web server port (5000)
HTTP http://139.225.6.133:5000
HTTPS http://139.225.6.133:5000
System IPv6 address of 2001:db8:1::2c0:b7ff:fe00:1100 and
a non-default Web server port (5000)
HTTP http://
[2001:db8:1::2c0:b7ff:fe00:
1100]:5000