Ethereal-users: RE: [Ethereal-users] tethereal filters on one adapter, not on another

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From: "Andreas Sikkema" <andreas.sikkema@xxxxxxxxxxxx>
Date: Thu, 25 Nov 2004 09:15:53 +0100
ethereal-users-bounces@xxxxxxxxxxxx wrote:

> Oddly enough, the following does *not* work:
> root@nmsdev:/home/paul# tethereal -i eth0 -f "net 10.1.1"
> Warning:  Couldn't obtain netmask info (eth0: no IPv4 address
> assigned). Capturing on eth0
> 0 packets captured
> 
> root@nmsdev:/home/paul# tcpdump -i eth0 net 10.1.1
> tcpdump: WARNING: eth0: no IPv4 address assigned
> tcpdump: verbose output suppressed, use -v or -vv for full
> protocol decode
> listening on eth0, link-type EN10MB (Ethernet), capture size 96
> bytes 
> 
> 0 packets captured
> 5 packets received by filter
> 0 packets dropped by kernel
> 
> What is this telling me?  

I think tethereal is more strict than tcpdump....


-- 
Andreas Sikkema                Rits tele.com
Scheepmakersstraat 11      3011 VH Rotterdam
t: +31 (0)10 2245544    f: +31 (0)10 2245540