Great Circle Associates Firewalls
(April 1996)
 

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Subject: Re: Re: cisco logging for firewalls
From: Paul Ferguson <pferguso @ cisco . com>
Date: Wed, 10 Apr 1996 13:03:17 -0400
To: Tom Friday <tom @ shadow . cyberdesic . com>
Cc: firewalls @ GreatCircle . COM

At 01:37 PM 4/9/96 -0500, Tom Friday wrote:

>>Yes, Ciscos do log to a suslogd daemon. Even logs access filter list 
>>violations. 
>>
>
>I saw someone else mention this ability (logging access lists
>violations) also.  Apparently this is a feature undocumented by cicso?
>
>Anyway, I thought that someone had said to add the word "log" to the
>end of the access list rule.  I tried this, but I couldn't get it to
>work.
>
>my rule looked like this:
>
>access-list 101 deny ip 127.0.0.0 0.255.255.255 0.0.0.0 255.255.255.255 log
>
>however, when i try to load this configuration, i get an error:
>
>access-list 101 deny ip 127.0.0.0 0.255.255.255 0.0.0.0 255.255.255.255 log
>									^
>% Invalid input detected at '^' marker.
>
>
>Am I doing something wrong?  Or maybe I need new firmware?  I'm running 
>IOS 10.2(5).
>
>

No, you need a later IOS image. ACL violation logging wasn't added until
10.3(mumble).

- paul

--
Paul Ferguson                                           ||        ||
Consulting Engineering                                  ||        ||
Reston, Virginia   USA                                 ||||      ||||
tel: +1.703.716.9538                               ..:||||||:..:||||||:..
e-mail: pferguso @
 cisco .
 com                         c i s c o S y s t e m s


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