set firewall name FOO default-action 'accept'
set firewall name FOO description 'desc'
set firewall name FOO rule 10 action 'drop'
set firewall name FOO rule 10 source address '8.8.8.8'
set interfaces ethernet eth0 firewall local name 'FOO'
set interfaces ethernet eth0 vrf 'ONE'
set vrf name ONE table '150'

table ip filter {
	chain VYOS_FW_LOCAL {
		type filter hook input priority filter; policy accept;
		iifname "ONE" counter packets 63 bytes 6024 jump NAME_FOO
		jump VYOS_POST_FW
	}
...
	chain NAME_FOO {
		ip saddr 8.8.8.8 counter packets 79 bytes 6636 drop comment "FOO-10"
		counter packets 3 bytes 984 return comment "FOO default-action accept"
	}
}

set service pppoe-server authentication mode 'radius'
set service pppoe-server authentication radius rate-limit attribute 'Mikrotik-Rate-Limit'
set service pppoe-server authentication radius rate-limit enable
set service pppoe-server authentication radius rate-limit multiplier '0.001'
set service pppoe-server authentication radius rate-limit vendor 'Mikrotik'
set service pppoe-server authentication radius server 192.0.2.1 key 'foo'
set service pppoe-server client-ip-pool start '192.0.2.5'
set service pppoe-server client-ip-pool stop '192.0.2.254'
set service pppoe-server gateway-address '192.0.2.1'
set service pppoe-server interface eth3

set policy route-map FOO rule 10 action 'permit'
set policy route-map FOO rule 10 set as-path-prepend 'last-as 2'

set load-balancing wan interface-health eth4 failure-count '5'
set load-balancing wan interface-health eth4 nexthop 'dhcp'
set load-balancing wan interface-health eth4 success-count '1'
set load-balancing wan interface-health eth4 test 10 target '192.0.2.40'
set load-balancing wan interface-health eth5 failure-count '5'
set load-balancing wan interface-health eth5 nexthop 'dhcp'
set load-balancing wan interface-health eth5 success-count '1'
set load-balancing wan interface-health eth5 test 10 target '192.0.2.50'
set load-balancing wan interface-health eth6 failure-count '5'
set load-balancing wan interface-health eth6 nexthop 'dhcp'
set load-balancing wan interface-health eth6 success-count '1'
set load-balancing wan interface-health eth6 test 10 target '192.0.2.60'
set load-balancing wan rule 10 failover
set load-balancing wan rule 10 inbound-interface 'eth7'
set load-balancing wan rule 10 interface eth4
set load-balancing wan rule 10 interface eth5
set load-balancing wan rule 10 interface eth6
set load-balancing wan rule 10 protocol 'all'
set load-balancing wan sticky-connections

# cat /etc/sshguard/sshguard.conf 
#### REQUIRED CONFIGURATION ####
# Full path to backend executable (required, no default)
BACKEND="/usr/lib/x86_64-linux-gnu/sshg-fw-nft-sets"

set nat source rule 10 destination port '!22,telnet,http,123,1001-1005'

oifname "eth4" tcp dport != { 22-23, 80, 123, 1001-1005 } counter packets 0 bytes 0 masquerade comment "SRC-NAT-10"

table ip nat {
	chain PREROUTING {
		type nat hook prerouting priority dstnat; policy accept;
		counter packets 1 bytes 112 jump VYATTA_PRE_DNAT_HOOK
	}