feat(eth0): add MAE0621A phy support

lin

2025-07-30 fcd736bf35fd93b563e9bbf594f2aa7b62028cc9

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:INPUT,FORWARD,OUTPUT
-m icmpv6;;FAIL
-p ipv6-icmp -m icmp6 --icmpv6-type 1/0;=;OK
-p ipv6-icmp -m icmp6 --icmpv6-type 2;=;OK
# cannot use option twice:
-p ipv6-icmp -m icmp6 --icmpv6-type no-route --icmpv6-type packet-too-big;;FAIL