ARP: improve policies, guards and neighbors cache. Fix related Fenrir claims. - #154

Merged

gasbytes merged 16 commits into

wolfSSL:masterfrom

danielinux:arp-guardrails

Aug 19, 2026

Commits on Aug 18, 2026

F-10274: drop ARP frames with a group sender MAC
danielinux
committed
b5fd480
F-9805: require a pending request for ARP reply installs
danielinux
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88c8feb
F-6212: evict the least recently used neighbor when the table is full
danielinux
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3c194d9
F-6035: remove SYN-driven ARP neighbor learning
danielinux
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99fb19b
F-10261: retry the pure ACK when the immediate send misses ARP
danielinux
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9ba8611
F-4057: drop queued frame when the ARP pending queue is full
danielinux
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64288da
F-4045: run RFC 4331 DAD after DHCPACK before the lease binds
danielinux
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d7d2199
F-4045: self-review fixes for the DAD state machine
danielinux
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d146f2a
Merge remote-tracking branch 'origin/master' into arp-guardrails
danielinux
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972b41c
tests: resolve neighbors the way the pending-only policy allows
danielinux
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76f41ea
fix: count DAD probes when the ll driver returns the frame length
danielinux
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47d4e22
fix: carry the declined address in option 50, not ciaddr
danielinux
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18f2c72
fix: never rate-limit the first ARP request
danielinux
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527bb8d
fix: clear the listener TX FIFO when reverting to LISTEN
danielinux
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bab155c
test: wait for the device to bind before starting the echo test
danielinux
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8ed75c4

Commits on Aug 19, 2026

test: wait for the device to bind in the inline m33mu jobs
danielinux
committed
19f39dc