Block FastD Connections to the Client Bridge

This commit is contained in:
Bastian 2019-05-09 22:23:35 +02:00
parent 0a3792c219
commit e4a2882331
2 changed files with 4 additions and 0 deletions

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@ -8,6 +8,8 @@
COMMIT COMMIT
*filter *filter
:INPUT ACCEPT [1124:131621] :INPUT ACCEPT [1124:131621]
-A INPUT -p udp -m multiport -i br-{{ site_code }} --destination-ports {{ fastd_port }}:{{ fastd_port + (fastd_instances-1) }} -j LOG --log-prefix "vpn-int-loop-" -m limit --limit 5/min
-A INPUT -p udp -m multiport -i br-{{ site_code }} --destination-ports {{ fastd_port }}:{{ fastd_port + (fastd_instances-1) }} -j REJECT
:FORWARD ACCEPT [0:0] :FORWARD ACCEPT [0:0]
-A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu -A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
:OUTPUT ACCEPT [1151:175226] :OUTPUT ACCEPT [1151:175226]

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@ -1,6 +1,8 @@
# {{ ansible_managed }} # {{ ansible_managed }}
*filter *filter
:INPUT ACCEPT [0:0] :INPUT ACCEPT [0:0]
-A INPUT -p udp -m multiport -i br-{{ site_code }} --destination-ports {{ fastd_port }}:{{ fastd_port + (fastd_instances-1) }} -j LOG --log-prefix "vpn-int-loop-" -m limit --limit 5/min
-A INPUT -p udp -m multiport -i br-{{ site_code }} --destination-ports {{ fastd_port }}:{{ fastd_port + (fastd_instances-1) }} -j REJECT
:FORWARD ACCEPT [0:0] :FORWARD ACCEPT [0:0]
-A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu -A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
:OUTPUT ACCEPT [0:0] :OUTPUT ACCEPT [0:0]