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Date:      Tue, 16 Dec 2003 13:51:44 -0800
From:      Chris Pressey <cpressey@catseye.mine.nu>
To:        mrb@bmyster.com
Cc:        freebsd-questions@freebsd.org
Subject:   Re: comparison of files
Message-ID:  <20031216135144.00bb49d8.cpressey@catseye.mine.nu>
In-Reply-To: <1212.66.63.97.2.1071610695.squirrel@new.host.name>
References:  <1191.66.63.97.2.1071610282.squirrel@new.host.name> <20031216132552.75b0c4a9.cpressey@catseye.mine.nu> <1212.66.63.97.2.1071610695.squirrel@new.host.name>

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On Tue, 16 Dec 2003 16:38:15 -0500 (EST)
"Brent Bailey" <mrb@bmyster.com> wrote:

> yes sorted in numerical order by IP
> -- 
> Brent Bailey CCNA
> Bmyster LLC
> Computer Networking and Webhosting
> Network Engineer, Webmaster, President
> http://www.bmyster.com
> mrb@bmyster.com
> 207-247-8330
> 
> 
> > On Tue, 16 Dec 2003 16:31:22 -0500 (EST)
> > "Brent Bailey" <mrb@bmyster.com> wrote:
> >
> >> hello,
> >>
> >> I have been trying to write a shell script that will compare 2
> >files> and generate a 3rd.
> >>
> >> i have a list of abusive IP's generated by our router. I want to
> >> compare it against a list of known abuse IPs ..and have it create a
> >> file of repeat offenders.
> >>
> >> ive tired to use "comm" to compare file1 against file2 doing
> >something> like
> >>
> >> comm -12i file1 file2 >file3
> >>
> >> however it doesnt seem to work....any suggestions ?
> >
> > Are file1 and file2 sorted?
> >
> > -Chris
> >
> 

Sorry, "it doesnt seem to work" isn't a lot to go on.

What output did you expect, and what output did you actually get?

Have you tried different options to 'comm'?  If the list contains only
numeric IP addresses, the '-i' option isn't going to do you much good,
for example.

Have you tried 'diff file1 file2'?  Do you get the output that seems
reasonable from that?

-Chris

P.S. please keep freebsd-questions@freebsd.org CC'ed, and please don't
top-post.



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