Ethereal-users: Re: [Ethereal-users] Filtering problems

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From: Guy Harris <guy@xxxxxxxxxx>
Date: Tue, 9 Jan 2001 17:00:16 -0800 (PST)
> So to test for 802.3 IPX, it'd be

	...

Note that all of those (except for the "udp port 137" for NBNS) are
Ethernet-specific; different expressions would be used on, for example,
FDDI or Token Ring (note that no libpcap version I know of generates
filter code that handles source-routed packets - generating code for
them is more difficult, as the link-layer header is variable-length...).