On Mon, 29 Mar 1999, Martin Schreiber wrote:
>
> [ ... tcpdump sagt: ... ]
> WARNING: Short packet. Try increasing the snap length (44)
> -----
>
> Wei� jemand was die Warnung bedeutet ?
Ja, es ist ein weiter Weg von dieser Meldung bis zum "man
tcpdump" und Suche nach "snap" (und es liegt auch ueberhaupt
nicht nahe ...).
----- `man tcpdump` "/snap" ---------------------------------
...
[ erste Fundstelle ]
-s Snarf snaplen bytes of data from each packet rather
than the default of 68 (with SunOS's NIT, the mini-
mum is actually 96). 68 bytes is adequate for IP,
ICMP, TCP and UDP but may truncate protocol infor-
mation from name server and NFS packets (see
below). Packets truncated because of a limited
...
[ ein wenig spaeter ]
Note that name server requests and responses tend to be
large and the default snaplen of 68 bytes may not capture
enough of the packet to print. Use the -s flag to
increase the snaplen if you need to seriously investigate
name server traffic. `-s 128' has worked well for me.
...
Note that NFS requests are very large and much of the
detail won't be printed unless snaplen is increased. Try
using `-s 192' to watch NFS traffic.
...
-------------------------------------------------------------
Und wieder einmal: Wer lesen kann, ...
Gerhard Sittig
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