[Snort-users] Snort IGNORES var HOME_NET

Matt Kettler mkettler at ...4108...
Fri May 3 08:49:05 EDT 2002


Hmm, what is your EXTERNAL_NET specified as? by default it is set to any, 
so until you change that, you will get alerts for home - to - home attacks.


At 09:18 AM 5/3/2002 +0000, counterping at ...5767... wrote:
>Hiya,
>
>I am fairly new to the world of Snort and hopefully someone maybe able to 
>help
>me out: (1.83 ver)
>
>I have set up several networks within the home_net variable under snort.conf
>var HOME_NET
>[64.6.189.0/24,172.16.10.0/24,10.10.60.10/24,10.10.30.0/16,192.168.10.0/24,192.1
>68.20.0/24]
>
>However, SNORT seems to IGNORE these networks as my Home Networks and send
>alarms for HOME to HOME intrusions.
>
>For example,
>I am still seeing lots of alarms from my 172.16.10.0 home network to my
>10.10.30.0 home network,
>If a particular rule specifies EXTERNAL_NET -> HOME_NET surely I should 
>NOT get
>alerted when the packet is sent from my home network to another home network ?
>i.e 172.16.10.35 -----> 10.10.30.10
>
>Any help would be greatly appreciated
>
>Martin
>
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