[Kea-users] Kea DROP rule v6 MAC

Joe Botha joe at swimgeek.com
Sat Jan 13 15:37:00 UTC 2024


Hi

We sometimes drop DHCP v4 traffic based on MAC address.

Encountered a case where a (ZTE) router is going crazy and asking for many v6 leases.

It’s also changing its DUID with every new request, so can’t give it static lease.

https://downloads.isc.org/isc/kea/2.4.1/doc/html/arm/classify.html#using-expressions-in-classification

Usually match on pkt4.mac

What would the DHCPv6 match look like?

Can’t match on MAC. Can’t see how to match on the MAC part of the DUID.

-- 
Swimmingly,
 Joe

swimgeek.com/blog  +27 82 562 6167  instagram.com/joe.swimgeek
      "...all progress depends on the unreasonable man.”






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