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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• dep: libc6 (>= 2.11)

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• dep: libpcap0.8 (>= 1.9.0)

  system interface for user-level packet capture

• dep: libssl1.1 (>= 1.1.0)

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• sug: apparmor (>= 2.3)

  user-space parser utility for AppArmor

Download tcpdump

Download for all available architectures

Architecture	Package Size	Installed Size	Files
armhf	405.6 kB	890.0 kB	[list of files]