Werk #16912: host_labels_if: don't filter IPv4 APIPA (link-local) addresses
| Component | Checks & agents | ||
| Title | host_labels_if: don't filter IPv4 APIPA (link-local) addresses | ||
| Date | Mar 19, 2026 | ||
| Level | Trivial Change | ||
| Class | Bug Fix | ||
| Compatibility | Compatible - no manual interaction needed | ||
| Checkmk versions & editions |
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APIPA addresses (169.254.0.0/16) are link-local for IPv4 and had been filtered when concidering whether a host is 'singlehomed' or 'multihomed', but represent legitimate network configurations.
This change limits fitering for link-local to IPv6.