Re: collisions and more fun

Olaf Titz (olaf@bigred.inka.de)
01 Mar 1997 11:28:38 +0100

Keith Owens <kaos@ocs.com.au> wrote:
> clear its buffers before reading a new packet. If you use the -x and
> -s options on tcpdump and the -s option or default is larger than the
> current packet, you see some garbage from the previous packet. It

Is this bug still present in tcpdump? The fix is this simple:

--- print-ether.c.orig Sat Jun 11 02:01:29 1994
+++ print-ether.c Tue Sep 24 19:20:18 1996
@@ -94,6 +94,8 @@
if (eflag)
ether_print(p, length);

+ if (caplen>length)
+ caplen=length;
/*
* Some printers want to get back at the ethernet addresses,
* and/or check that they're not walking off the end of the packet.

olaf

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