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Replacing nagios ping with Nmap -sP

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http://linuxo.com – Systhread: "With ICMP off it can be difficult to configure tools like Nagios for simple up and down checks. In this text getting around the no ICMP problem and a script to handle it for Nagios." (General)

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Submitted by qq124 on 08/16/2010 – Made popular on 08/16/2010

Stories similar to Replacing nagios ping with Nmap -sP

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Sometimes a system administrator needs to get around a few rules that are in place for good (or not) reasons. One example is when networks have ICMP turned off (or even just a portion of it). With ICMP off it can be difficult to configure tools like Nagios for simple up and down checks.

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