Problem Report
Access denied to system because of URL Filter Configuration,
while attempting to retrieve the URL: http://***.***.***/

Message ID
FILTER_DENIED

Problem Description
Your system was configured to deny access to this URL.

Possible Problem Cause
Request denied, as specified in the local filter list configuration.

Possible Solution
Contact your network support team if this problem persists.

って出たよ。今やり直したら、つながった。どういうこと?