Snort mailing list archives

Re: Snort in Inline Mode on CentOS 6.3


From: Y M <snort () outlook com>
Date: Wed, 6 Feb 2013 18:56:40 +0300

It will be largely dependant on the output plugin you are using. In case of Snorby, although I don't use it, will 
eventually read from a database; MySQL. In this case, it is a practice to let Snort output to unified2, and let 
barnyard2 parse unfied2 logs into the database, from which Snorby will read data.

Hope you get your setup done.

YM
________________________________
From: Okeowo, Ayo<mailto:gadmin () cyberdrobe com>
Sent: ‎2/‎6/‎2013 6:43 PM
To: Y M<mailto:snort () outlook com>
Subject: Re: [Snort-users] Snort in Inline Mode on CentOS 6.3

YM,

Thanks for the response. I would have never have thought of increasing my
interfaces (virtual interfaces) to 3 to make it work. I will try that when
I get home and let you know.

So this will allow my drop and alert rules to pop-up on Snorby? Once it
works I will then go ahead and configure preprocessor etc.

And I also hope to combine my command line with --alert-before-pass switch.

On Wed, Feb 6, 2013 at 10:28 AM, Y M <snort () outlook com> wrote:

 You will need 3 interfaces. Two will be in transparent mode and the
third will be used for management. When you run Snort in inline mode, you
would use, for example: -i eth0:eth1, or the bridge if you will be using a
bridge and eth3 for management.

YM
 ------------------------------
From: Okeowo, Ayo <gadmin () cyberdrobe com>
Sent: 2/6/2013 6:22 PM
To: snort-users () lists sourceforge net
Subject: [Snort-users] Snort in Inline Mode on CentOS 6.3

 Hello Folks,

Has anyone successfully setup Snort 2.9.4 on CentOS 6.3 with functioning
IPS(Inline Mode) using 2 interfaces (1 for sniffing traffic and 2nd for
management)?

I'm having a few issues, although I haven't sat down to address it yet due
to my day job sucking my time. The first issue is, if I use 1 interface and
put Snort to Inline Mode, my drop rules don't work. Second, if I use 2
interfaces, both Alert and Drop rules cease to work and I get nothing on
Snorby.

Any insight to this issue will be appreciated. Like I said I haven't sat
down to troubleshoot this issue but your response will help.

Thanks.
Ayo

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