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#!/usr/sbin/nft -f
table ip vyos_static_nat {
chain PREROUTING {
type nat hook prerouting priority -100; policy accept;
counter jump VYOS_PRE_DNAT_HOOK
}
chain POSTROUTING {
type nat hook postrouting priority 100; policy accept;
counter jump VYOS_PRE_SNAT_HOOK
}
chain VYOS_PRE_DNAT_HOOK {
return
}
chain VYOS_PRE_SNAT_HOOK {
return
}
}
table ip nat {
chain PREROUTING {
type nat hook prerouting priority -100; policy accept;
counter jump VYOS_PRE_DNAT_HOOK
}
chain POSTROUTING {
type nat hook postrouting priority 100; policy accept;
counter jump VYOS_PRE_SNAT_HOOK
}
chain VYOS_PRE_DNAT_HOOK {
return
}
chain VYOS_PRE_SNAT_HOOK {
return
}
}
table ip6 nat {
chain PREROUTING {
type nat hook prerouting priority -100; policy accept;
counter jump VYOS_DNPT_HOOK
}
chain POSTROUTING {
type nat hook postrouting priority 100; policy accept;
counter jump VYOS_SNPT_HOOK
}
chain VYOS_DNPT_HOOK {
return
}
chain VYOS_SNPT_HOOK {
return
}
}
table inet mangle {
chain FORWARD {
type filter hook forward priority -150; policy accept;
}
}
table raw {
chain VYOS_TCP_MSS {
type filter hook forward priority -300; policy accept;
}
chain PREROUTING {
type filter hook prerouting priority -200; policy accept;
counter jump VYOS_CT_IGNORE
counter jump VYOS_CT_TIMEOUT
counter jump VYOS_CT_PREROUTING_HOOK
counter jump FW_CONNTRACK
notrack
}
chain OUTPUT {
type filter hook output priority -200; policy accept;
counter jump VYOS_CT_IGNORE
counter jump VYOS_CT_TIMEOUT
counter jump VYOS_CT_OUTPUT_HOOK
counter jump FW_CONNTRACK
notrack
}
ct helper rpc_tcp {
type "rpc" protocol tcp;
}
ct helper rpc_udp {
type "rpc" protocol udp;
}
ct helper tns_tcp {
type "tns" protocol tcp;
}
chain VYOS_CT_HELPER {
ct helper set "rpc_tcp" tcp dport {111} return
ct helper set "rpc_udp" udp dport {111} return
ct helper set "tns_tcp" tcp dport {1521,1525,1536} return
return
}
chain VYOS_CT_IGNORE {
return
}
chain VYOS_CT_TIMEOUT {
return
}
chain VYOS_CT_PREROUTING_HOOK {
return
}
chain VYOS_CT_OUTPUT_HOOK {
return
}
chain FW_CONNTRACK {
accept
}
}
table ip6 raw {
chain VYOS_TCP_MSS {
type filter hook forward priority -300; policy accept;
}
chain PREROUTING {
type filter hook prerouting priority -300; policy accept;
counter jump VYOS_CT_PREROUTING_HOOK
counter jump FW_CONNTRACK
notrack
}
chain OUTPUT {
type filter hook output priority -300; policy accept;
counter jump VYOS_CT_OUTPUT_HOOK
counter jump FW_CONNTRACK
notrack
}
chain VYOS_CT_PREROUTING_HOOK {
return
}
chain VYOS_CT_OUTPUT_HOOK {
return
}
chain FW_CONNTRACK {
accept
}
}
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