howto/networksettings.md
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@@ -27,7 +27,7 @@ sysctl -a | grep rp_filter
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Also the following options must be set.
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```sh
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-$ sysctl -w net.ipv4.conf.all.forwarding=1 net.ipv6.conf.all.forwarding=1
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+$ sysctl -w net.ipv4.ip_forward=1 net.ipv4.conf.all.forwarding=1 net.ipv6.conf.all.forwarding=1
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```
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Check that ALL your vpn interfaces allow ip forwarding for ipv6/ipv4.