Package: tcpdump (4.99.0-2+deb11u1)

[ Source: tcpdump  ]

command-line network traffic analyzer

This program allows you to dump the traffic on a network. tcpdump is able to examine IPv4, ICMPv4, IPv6, ICMPv6, UDP, TCP, SNMP, AFS BGP, RIP, PIM, DVMRP, IGMP, SMB, OSPF, NFS and many other packet types.

It can be used to print out the headers of packets on a network interface, filter packets that match a certain expression. You can use this tool to track down network problems, to detect attacks or to monitor network activities.

Tags: System Administration: Monitoring, Implemented in: C, User Interface: interface::commandline, network::scanner, Network Protocol: IP, IPv6, protocol::ssl, role::program, Scope: Utility, Purpose: use::monitor, works-with::network-traffic

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Download tcpdump

Download for all available architectures

Architecture	Package Size	Installed Size	Files
amd64	454.8 kB	1,329.0 kB	[list of files]
arm64	426.6 kB	1,341.0 kB	[list of files]
armel	411.8 kB	1,186.0 kB	[list of files]
armhf	405.6 kB	890.0 kB	[list of files]
i386	473.8 kB	1,286.0 kB	[list of files]
mips64el	419.8 kB	1,439.0 kB	[list of files]
mipsel	418.1 kB	1,226.0 kB	[list of files]
ppc64el	453.5 kB	1,585.0 kB	[list of files]
s390x	414.3 kB	1,329.0 kB	[list of files]