It appears as though you do not have permission to view information for any of the hosts you requested...If you believe this is an error, check the HTTP server authentication requirements for accessing this CGIand check the authorization options in your CGI configuration file. 혹 계정을 바꾸게 될경우 위와 같이 에러가 뜬다 즉 권한 문제이다 # vi /etc/nagios3/cgi.cfg~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ authorized_for_syst..