What version of libpcap do you have installed?
Bammkkkk
On 11/22/06, Andreas Maus <maus@ypbind.de> wrote:
> Hi.
>
> I'm running Snort Version 2.6.1 (Build 24) inline and
> don't have any problems so far.
>
> But after a look at the stats Snort generates after
> a restart (after stop) I start to think about their
> meanings. Especially the number of "Analyzed" and
> "Outstanding" packets:
>
> [... snipp ...]
> Snort ran for 0 Days 19 Hours 37 Minutes 20 Seconds
> Packet analysis time averages:
>
> Snort Analyzed 270 Packets Per Hour
> Snort Analyzed 4 Packets Per Minute
> Snort Analyzed 0 Packets Per Second
>
> Snort received 5145 packets
> Analyzed: 37793(734.558%)
> Dropped: 0(0.000%)
> Outstanding: 4294934648(358537307160051712.000%)
>
> ===============================================================================
> Breakdown by protocol:
> TCP: 23839 (63.078%)
> UDP: 3472 (9.187%)
> ICMP: 265 (0.701%)
> ARP: 10217 (27.034%)
> EAPOL: 0 (0.000%)
> IPv6: 0 (0.000%)
> ETHLOOP: 0 (0.000%)
> IPX: 0 (0.000%)
> FRAG: 0 (0.000%)
> OTHER: 0 (0.000%)
> DISCARD: 0 (0.000%)
>
> ===============================================================================
> Action Stats:
>
> [... snipp ...]
>
> O.K. no packets are dropped which is a Good Thing (tm), but where does
> the odd counters for analyzed (over 700 % ?) and outstanding packets
> (358537307160051712.000% ! *gasp*)? The number of outstanding packets
> looks strange. If I subtract the number of outstanding packets from
> 2^32 I will get a more reasonable number of 32648. Counter wrap ?
>
> Any comments/hints would be helpfull.
>
> Many thanks in advance,
>
> Andreas.
>
> P.S.: The system is running Debian 3.1 (stable) with:
> debian3164m:~# uname -a
> Linux debian3164m 2.6.8-12-amd64-k8-smp #1 SMP Tue Sep 19 01:04:26 UTC 2006
> x86_64 GNU/Linux
>
>
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