dhcpdump

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  "desc": "Monitor DHCP traffic for debugging purposes",
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  "full_name": "dhcpdump",
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  "github_last_commit_at": "2026-02-19T17:04:28Z",
  "github_readme_excerpt": "# Fork of dhcpdump\nParse DHCP packets from a network interface\n\nThis fork of `dhcpdump` 1.8 by Edwin Groothuis, edwin@mavetju.org (http://www.mavetju.org) collects in a single place bug-fixes and improvements collected over the last 10+ years.\n\n## Changes since 1.8\n\n* Fix the DHCP flags calculation\n* Print option 82 content in a more usable way\n* Avoid OOB access for the undefined string values\n* Get ethertype in edian agnostic way\n* Add/remove headers\n* Use `char` for strings and `uint8_t` for binary data\n* Let the `Makefile` use environment variables\n* Spelling fixes\n* Remove the unused `strsep` implementation\n* Use a stricter filter for DHCP packets\n* Add an option to dump packet content in HEX\n* More consistent alignment of output\n* Avoid extra new lines in parameter request list (option 55)\n* Print client identifier as HEX+ASCII\n* Print mac addresses with leading zeroes\n* Add support for VLAN tagged traffic\n* Add option to read traffic from pcap dump file\n* Update option names and semantics from IANA ([Rob Gill](https://github.com/rrobgill))\n* Parse classless static routes option 121 and 249 using compact address and mask format (RFC3422) ([Rob Gill](https://github.com/rrobgill))\n* Parse PXE related options 93 and 94 (RFC4578 and errata) ([Rob Gill](https://github.com/rrobgill))\n* Parse stateless autoconfigure option 116 (RFC2563) ([Rob Gill](https://github.com/rrobgill))\n",
  "github_repo": "bbonev/dhcpdump",
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