*Synopsis* /usr/sbin/tcpdump [-deflmnNOpqStvx] [-c count] [-Ffile]
[-iinterface] [-rfile] [-ssnaplen] [-wfile] expression
Kernel Option PACKETFILTER
Operating Tru64 UNIX:
systems
Supports Version 2.2.1 of the tcpdump utility
Uses the Berkeley Packet Filter (BPF) language
Description
===========
The tcpdump utility:
Is used to debug and analyze TCP/IP network activity on these
network types:
Ethernet
Token Ring
Memory Channel
FDDI
ATM
Has some support for other protocol suites and interfaces
(including PPP, NFS, and loopback)
Includes software developed by the University of California,
Lawrence Berkeley Laboratory and its contributors
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