| Building The Network You Need With PF, The OpenBSD Packet Filter: BSDCan 2016, Ottawa, Canada, June 8th 2016 | ||
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We support IPv4 and IPv6 address families, dual stack systems can filter on both
inet denotes IPv4 traffic
inet6 denotes IPv6 traffic
pass inet proto tcp port $ipv4services from $ipv4clients
pass inet6 proto tcp port $ipv6services from $ipv6clients(add appropriate macro definitions)
Note: on dual-stack systems, rules with no address family specified will match both AFs
In OpenBSD 5.1 onwards, we have NAT64 via af-to