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@ -1,6 +1,6 @@ |
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#!/bin/sh - |
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# |
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# $OpenBSD: netstart,v 1.201 2019/10/25 06:01:27 dlg Exp $ |
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# $OpenBSD: netstart,v 1.202 2020/01/15 00:19:40 kn Exp $ |
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# Turn off Strict Bourne shell mode. |
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set +o sh |
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@ -254,26 +254,26 @@ if ifconfig lo0 inet6 >/dev/null 2>&1; then |
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ip6kernel=YES |
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# Disallow link-local unicast dest without outgoing scope identifiers. |
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route -qn add -inet6 fe80:: -prefixlen 10 ::1 -reject >/dev/null |
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route -qn add -inet6 fe80:: -prefixlen 10 ::1 -reject |
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# Disallow site-local unicast dest without outgoing scope identifiers. |
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# If you configure site-locals without scope id (it is permissible |
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# config for routers that are not on scope boundary), you may want |
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# to comment the line out. |
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route -qn add -inet6 fec0:: -prefixlen 10 ::1 -reject >/dev/null |
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route -qn add -inet6 fec0:: -prefixlen 10 ::1 -reject |
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# Disallow "internal" addresses to appear on the wire. |
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route -qn add -inet6 ::ffff:0.0.0.0 -prefixlen 96 ::1 -reject >/dev/null |
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route -qn add -inet6 ::ffff:0.0.0.0 -prefixlen 96 ::1 -reject |
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# Disallow packets to malicious 6to4 prefix. |
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route -qn add -inet6 2002:e000:: -prefixlen 20 ::1 -reject >/dev/null |
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route -qn add -inet6 2002:7f00:: -prefixlen 24 ::1 -reject >/dev/null |
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route -qn add -inet6 2002:0000:: -prefixlen 24 ::1 -reject >/dev/null |
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route -qn add -inet6 2002:ff00:: -prefixlen 24 ::1 -reject >/dev/null |
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route -qn add -inet6 2002:e000:: -prefixlen 20 ::1 -reject |
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route -qn add -inet6 2002:7f00:: -prefixlen 24 ::1 -reject |
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route -qn add -inet6 2002:0000:: -prefixlen 24 ::1 -reject |
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route -qn add -inet6 2002:ff00:: -prefixlen 24 ::1 -reject |
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# Disallow packets without scope identifier. |
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route -qn add -inet6 ff01:: -prefixlen 16 ::1 -reject >/dev/null |
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route -qn add -inet6 ff02:: -prefixlen 16 ::1 -reject >/dev/null |
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route -qn add -inet6 ff01:: -prefixlen 16 ::1 -reject |
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route -qn add -inet6 ff02:: -prefixlen 16 ::1 -reject |
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# Completely disallow packets to IPv4 compatible prefix. |
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# |
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@ -290,7 +290,7 @@ if ifconfig lo0 inet6 >/dev/null 2>&1; then |
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# |
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# Due to rare use of IPv4 compatible addresses, and security issues |
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# with it, we disable it by default. |
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route -qn add -inet6 ::0.0.0.0 -prefixlen 96 ::1 -reject >/dev/null |
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route -qn add -inet6 ::0.0.0.0 -prefixlen 96 ::1 -reject |
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else |
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ip6kernel=NO |
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fi |
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