[Kea-users] Endure diagnostics tool for DHCP admins

Marcin Siodelski marcin at isc.org
Mon Jun 2 14:15:23 UTC 2025


Kea Users,

I would like to announce a new open-source tool, Endure, listed on ISC 
Kea & IPv6 Tools page (https://www.isc.org/kea-tools/). It is a DHCP 
monitoring and diagnostics utility which should run next to a DHCP 
server or relay. It captures the DHCP traffic between the clients and 
the server, and outputs the metrics useful for diagnosing issues with 
the server's operation. The metrics can be exported to 
Prometheus/Grafana. The metrics can also be accessed using REST API, SSE 
(server sent events), or printed into a CSV file. The tool can be used 
for both online (on-wire) and offline analysis (.pcap).

The code and the documentation is maintained on GitHub: 
https://github.com/msiodelski/endure.

It is an experimental project that I am maintaining on best-effort 
basis. I am interested to hear what additional metrics the DHCP 
administrators desire. Please submit relevant issues in GitHub if 
interested. In the next releases, I am planning to add DHCPv6 support to 
the tool, and improve packaging.

Kind Regards,

Marcin Siodelski

Sr. Software Engineer at ISC





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