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<TITLE>RE: [Nagios-users] Host name from IP address</TITLE>
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<P><FONT SIZE=2>Hi,<BR>
<BR>
<BR>
> I don't think I explained this properly. I don't want to know the host<BR>
> name (DNS), I want know the name that Nagios knows it by, from the<BR>
> hosts.cfg file.<BR>
<BR>
>> So if you are not looking to write a script, just use ping -a <IP> in<BR>
>> windows and that will reverse dns the IP for you. Then just do a ctl +<BR>
>> f in the config files.<BR>
<BR>
Within perl it is not to hard:<BR>
<BR>
$iaddr = inet_aton($ipnumber);<BR>
$hostname = gethostbyaddr($iaddr, AF_INET);<BR>
<BR>
Best regards,<BR>
<BR>
Hans</FONT>
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