I am trying to monitor sites using nagios but I like this answer
who can help me rsvp

```
/usr/lib/nagios/plugins/check_http -H www.medcom.com.tn -I @IP -s "Tunis"
HTTP CRITICAL: HTTP/1.1 302 Found - string not found - 421 bytes in 0,105 second response time |time=0,105379s;;;0,000000 size=421B;;;0

```