xref: /src/etc/defaults/npf.boot.conf

#	$NetBSD: npf.boot.conf,v 1.2 2019/04/07 02:08:08 sevan Exp $
#
# /etc/defaults/npf.boot.conf --
#	initial configuration for npf(4)
#
# DO NOT EDIT THIS FILE DIRECTLY; IT MAY BE REPLACED DURING A SYSTEM UPGRADE.
# EDIT /etc/npf.boot.conf INSTEAD.
#


set bpf.jit off

group default {
# Default deny.
block all

# Don't block loopback.
pass on lo0 all

# Allow outgoing DNS.
pass stateful out to any port domain

# Allow outgoing ping request, might be used by a DHCP client to validate
# old (but valid) leases in case it needs to fall back to such a lease
# (the DHCP server can be down or not responding).
pass stateful out proto icmp icmp-type echo all

# Allow DHCP
pass out family inet4 proto udp from any port bootpc to any port bootps
pass in family inet4 proto udp from any port bootps to any port bootpc

# Allow IPv6 router/neighbor solicitation and advertisement.
pass out  family inet6 proto ipv6-icmp icmp-type rtsol all
pass in family inet6 proto ipv6-icmp icmp-type rtadv all
pass out  family inet6 proto ipv6-icmp icmp-type neighsol all
pass family inet6 proto ipv6-icmp icmp-type neighadv all

# Enable CARP, to avoid spurious failovers.
pass proto carp all

}