adapted for vlan10 as eth0

ipt-static-ruleset

 # Allow everything for trusted networks
 sudo iptables -A INPUT -j ACCEPT -i lo -m comment --comment "accept all incoming traffic of loopback device"
 sudo iptables -A OUTPUT -j ACCEPT -o lo -m comment --comment "accept all outgoing traffic of the loopback device"
-sudo iptables -A INPUT -j ACCEPT -i eth0 -m comment --comment "accept all incoming traffic of eth0.30 device"
-sudo iptables -A OUTPUT -j ACCEPT -o eth0 -m comment --comment "accept all outgoing traffic of the eth0.30 device"
+sudo iptables -A INPUT -j ACCEPT -i eth0.30 -m comment --comment "accept all incoming traffic of eth0.30 device"
+sudo iptables -A OUTPUT -j ACCEPT -o eth0.30 -m comment --comment "accept all outgoing traffic of the eth0.30 device"
 
-sudo iptables -A OUTPUT -j ACCEPT -o eth0.10 ! -d 192.168.0.0/16 -m comment --comment "accept all outgoing traffic to the internet"
+sudo iptables -A OUTPUT -j ACCEPT -o eth0 ! -d 192.168.0.0/16 -m comment --comment "accept all outgoing traffic to the internet"
 
 # Add reject rule for propper feedback
 sudo iptables -A INPUT -j REJECT -m comment --comment "Reject all remaining traffic"
 # -> VLAN10 (Internet)
 #---------------------
 # Allow VLAN30 full access to the internet
-sudo iptables -A FORWARD -j ACCEPT -i eth0 -o eth0.10 ! -d 192.168.0.0/16 -m comment --comment "forward all traffic from vlan30 to the internet"
-sudo iptables -A FORWARD -j ACCEPT -i eth0 -o eth0.10 -d 192.168.0.0/24 -m comment --comment "forward all traffic from vlan30 to vlan10"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.30 -o eth0 ! -d 192.168.0.0/16 -m comment --comment "forward all traffic from vlan30 to the internet"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.30 -o eth0 -d 192.168.0.0/24 -m comment --comment "forward all traffic from vlan30 to vlan10"
 # Allow VLAN40 access to to http,https
-sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0.10 ! -d 192.168.0.0/16 -p tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan40 to the internet"
-sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0.10 ! -d 192.168.0.0/16 -p tcp --dport 8080 -m comment --comment "forward port 8080 to the internet for siemens dishwasher"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0 ! -d 192.168.0.0/16 -p tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan40 to the internet"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0 ! -d 192.168.0.0/16 -p tcp --dport 8080 -m comment --comment "forward port 8080 to the internet for siemens dishwasher"
 # Allow VLAN60 access to to http,https
-sudo iptables -A FORWARD -j ACCEPT -i eth0.60 -o eth0.10 ! -d 192.168.0.0/16 -p tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan60 to the internet"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.60 -o eth0 ! -d 192.168.0.0/16 -p tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan60 to the internet"
 
 #--------------------
 # -> VLAN20 (Network)
 #--------------------
 # Allow VLAN30 full access
-sudo iptables -A FORWARD -j ACCEPT -i eth0 -o eth0.20 -d 192.168.20.0/24 -m comment --comment "forward traffic from vlan30 to VLAN20"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.30 -o eth0.20 -d 192.168.20.0/24 -m comment --comment "forward traffic from vlan30 to VLAN20"
 
 #--------------------------------------
 # -> VLAN30 (Family) - VERY RESTRICTIVE
 #--------------------------------------
 # Allow VLAN40 and VLAN50 access to the mqtt port
-sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0 -p tcp --dport 1883 -d 192.168.30.0/24 -m comment --comment "forward mqtt traffic from vlan40 to VLAN30"
-sudo iptables -A FORWARD -j ACCEPT -i eth0.50 -o eth0 -p tcp --dport 1883 -d 192.168.30.0/24 -m comment --comment "forward mqtt traffic from vlan50 to VLAN30"
-sudo iptables -A FORWARD -j ACCEPT -i eth0.50 -o eth0 -p tcp --dport 21 -d 192.168.30.0/24 -m comment --comment "forward ftp traffic from vlan50 to VLAN30 (brother printer)"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.40 -o eth0.30 -p tcp --dport 1883 -d 192.168.30.0/24 -m comment --comment "forward mqtt traffic from vlan40 to VLAN30"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.50 -o eth0.30 -p tcp --dport 1883 -d 192.168.30.0/24 -m comment --comment "forward mqtt traffic from vlan50 to VLAN30"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.50 -o eth0.30 -p tcp --dport 21 -d 192.168.30.0/24 -m comment --comment "forward ftp traffic from vlan50 to VLAN30 (brother printer)"
 
 
 #-------------------------------
 # -> VLAN40 (Untrusted Internet)
 #-------------------------------
 # Allow VLAN30 full access
-sudo iptables -A FORWARD -j ACCEPT -i eth0 -o eth0.40 -d 192.168.40.0/24 -m comment --comment "forward traffic from vlan30 to VLAN40"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.30 -o eth0.40 -d 192.168.40.0/24 -m comment --comment "forward traffic from vlan30 to VLAN40"
 
 #---------------------------------
 # -> VLAN50 (Untrusted no Internet
 #---------------------------------
 # Allow VLAN30 full access
-sudo iptables -A FORWARD -j ACCEPT -i eth0 -o eth0.50 -d 192.168.50.0/24 -m comment --comment "forward traffic from vlan30 to VLAN50"
+sudo iptables -A FORWARD -j ACCEPT -i eth0.30 -o eth0.50 -d 192.168.50.0/24 -m comment --comment "forward traffic from vlan30 to VLAN50"
 
 #------------------
 # -> VLAN60 (Gäste)
 #----------------------
 # Masquerade traffic to
 #----------------------
-sudo iptables -t nat -A POSTROUTING -o eth0.10 -j MASQUERADE -m comment --comment "masquerade ->eth0.10"
+sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE -m comment --comment "masquerade ->eth0.10"
 sudo iptables -t nat -A POSTROUTING -o eth0.20 -j MASQUERADE -m comment --comment "masquerade ->eth0.20"
-sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE -m comment --comment "masquerade ->eth0.30"
+sudo iptables -t nat -A POSTROUTING -o eth0.30 -j MASQUERADE -m comment --comment "masquerade ->eth0.30"
 sudo iptables -t nat -A POSTROUTING -o eth0.40 -j MASQUERADE -m comment --comment "masquerade ->eth0.40"
 sudo iptables -t nat -A POSTROUTING -o eth0.50 -j MASQUERADE -m comment --comment "masquerade ->eth0.50"
 

rules.v4

 -A INPUT -p udp -m udp --dport 123 -m comment --comment "accept incomming ntp" -j ACCEPT
 -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -m comment --comment "accept all incomming established and related trafic" -j ACCEPT
 -A INPUT -i lo -m comment --comment "accept all incoming traffic of loopback device" -j ACCEPT
--A INPUT -i eth0 -m comment --comment "accept all incoming traffic of eth0.30 device" -j ACCEPT
+-A INPUT -i eth0.30 -m comment --comment "accept all incoming traffic of eth0.30 device" -j ACCEPT
 -A INPUT -m comment --comment "Reject all remaining traffic" -j REJECT --reject-with icmp-port-unreachable
 -A FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -m comment --comment "forward all established and related traffic" -j ACCEPT
 -A FORWARD -p icmp -m icmp --icmp-type 8 -m comment --comment "forward all pings" -j ACCEPT
 -A FORWARD -p udp -m udp --dport 123 -m comment --comment "forward all ntp request" -j ACCEPT
 -A FORWARD -p udp -m udp --sport 123 -m comment --comment "forward all ntp request" -j ACCEPT
--A FORWARD ! -d 192.168.0.0/16 -i eth0 -o eth0.10 -m comment --comment "forward all traffic from vlan30 to the internet" -j ACCEPT
--A FORWARD -d 192.168.0.0/24 -i eth0 -o eth0.10 -m comment --comment "forward all traffic from vlan30 to vlan10" -j ACCEPT
--A FORWARD ! -d 192.168.0.0/16 -i eth0.40 -o eth0.10 -p tcp -m tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan40 to the internet" -j ACCEPT
--A FORWARD ! -d 192.168.0.0/16 -i eth0.40 -o eth0.10 -p tcp -m tcp --dport 8080 -m comment --comment "forward port 8080 to the internet for siemens dishwasher" -j ACCEPT
--A FORWARD ! -d 192.168.0.0/16 -i eth0.60 -o eth0.10 -p tcp -m tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan60 to the internet" -j ACCEPT
--A FORWARD -d 192.168.20.0/24 -i eth0 -o eth0.20 -m comment --comment "forward traffic from vlan30 to VLAN20" -j ACCEPT
--A FORWARD -d 192.168.30.0/24 -i eth0.40 -o eth0 -p tcp -m tcp --dport 1883 -m comment --comment "forward mqtt traffic from vlan40 to VLAN30" -j ACCEPT
--A FORWARD -d 192.168.30.0/24 -i eth0.50 -o eth0 -p tcp -m tcp --dport 1883 -m comment --comment "forward mqtt traffic from vlan50 to VLAN30" -j ACCEPT
--A FORWARD -d 192.168.30.0/24 -i eth0.50 -o eth0 -p tcp -m tcp --dport 21 -m comment --comment "forward ftp traffic from vlan50 to VLAN30 (brother printer)" -j ACCEPT
--A FORWARD -d 192.168.40.0/24 -i eth0 -o eth0.40 -m comment --comment "forward traffic from vlan30 to VLAN40" -j ACCEPT
--A FORWARD -d 192.168.50.0/24 -i eth0 -o eth0.50 -m comment --comment "forward traffic from vlan30 to VLAN50" -j ACCEPT
+-A FORWARD ! -d 192.168.0.0/16 -i eth0.30 -o eth0 -m comment --comment "forward all traffic from vlan30 to the internet" -j ACCEPT
+-A FORWARD -d 192.168.0.0/24 -i eth0.30 -o eth0 -m comment --comment "forward all traffic from vlan30 to vlan10" -j ACCEPT
+-A FORWARD ! -d 192.168.0.0/16 -i eth0.40 -o eth0 -p tcp -m tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan40 to the internet" -j ACCEPT
+-A FORWARD ! -d 192.168.0.0/16 -i eth0.40 -o eth0 -p tcp -m tcp --dport 8080 -m comment --comment "forward port 8080 to the internet for siemens dishwasher" -j ACCEPT
+-A FORWARD ! -d 192.168.0.0/16 -i eth0.60 -o eth0 -p tcp -m tcp --dport 80:443 -m comment --comment "forward all http and https traffic from vlan60 to the internet" -j ACCEPT
+-A FORWARD -d 192.168.20.0/24 -i eth0.30 -o eth0.20 -m comment --comment "forward traffic from vlan30 to VLAN20" -j ACCEPT
+-A FORWARD -d 192.168.30.0/24 -i eth0.40 -o eth0.30 -p tcp -m tcp --dport 1883 -m comment --comment "forward mqtt traffic from vlan40 to VLAN30" -j ACCEPT
+-A FORWARD -d 192.168.30.0/24 -i eth0.50 -o eth0.30 -p tcp -m tcp --dport 1883 -m comment --comment "forward mqtt traffic from vlan50 to VLAN30" -j ACCEPT
+-A FORWARD -d 192.168.30.0/24 -i eth0.50 -o eth0.30 -p tcp -m tcp --dport 21 -m comment --comment "forward ftp traffic from vlan50 to VLAN30 (brother printer)" -j ACCEPT
+-A FORWARD -d 192.168.40.0/24 -i eth0.30 -o eth0.40 -m comment --comment "forward traffic from vlan30 to VLAN40" -j ACCEPT
+-A FORWARD -d 192.168.50.0/24 -i eth0.30 -o eth0.50 -m comment --comment "forward traffic from vlan30 to VLAN50" -j ACCEPT
 -A OUTPUT -p icmp -m icmp --icmp-type 8 -m comment --comment "accept outgoing pings" -j ACCEPT
 -A OUTPUT -p udp -m udp --sport 67:68 --dport 67:68 -m comment --comment "accept outgoing dhcp" -j ACCEPT
 -A OUTPUT -p udp -m udp --dport 53 -m comment --comment "accept outgoing dns" -j ACCEPT
 -A OUTPUT -p tcp -m tcp --dport 22 -m comment --comment "accept outgoing ssh" -j ACCEPT
 -A OUTPUT -m conntrack --ctstate RELATED,ESTABLISHED -m comment --comment "accept all outgoing established and related trafic" -j ACCEPT
 -A OUTPUT -o lo -m comment --comment "accept all outgoing traffic of the loopback device" -j ACCEPT
--A OUTPUT -o eth0 -m comment --comment "accept all outgoing traffic of the eth0.30 device" -j ACCEPT
--A OUTPUT ! -d 192.168.0.0/16 -o eth0.10 -m comment --comment "accept all outgoing traffic to the internet" -j ACCEPT
+-A OUTPUT -o eth0.30 -m comment --comment "accept all outgoing traffic of the eth0.30 device" -j ACCEPT
+-A OUTPUT ! -d 192.168.0.0/16 -o eth0 -m comment --comment "accept all outgoing traffic to the internet" -j ACCEPT
 COMMIT
 # Completed on Mon Oct  2 20:48:26 2023
 # Generated by iptables-save v1.8.7 on Mon Oct  2 20:48:26 2023
 :INPUT ACCEPT [0:0]
 :OUTPUT ACCEPT [0:0]
 :POSTROUTING ACCEPT [0:0]
--A POSTROUTING -o eth0.10 -m comment --comment "masquerade ->eth0.10" -j MASQUERADE
+-A POSTROUTING -o eth0 -m comment --comment "masquerade ->eth0.10" -j MASQUERADE
 -A POSTROUTING -o eth0.20 -m comment --comment "masquerade ->eth0.20" -j MASQUERADE
--A POSTROUTING -o eth0 -m comment --comment "masquerade ->eth0.30" -j MASQUERADE
+-A POSTROUTING -o eth0.30 -m comment --comment "masquerade ->eth0.30" -j MASQUERADE
 -A POSTROUTING -o eth0.40 -m comment --comment "masquerade ->eth0.40" -j MASQUERADE
 -A POSTROUTING -o eth0.50 -m comment --comment "masquerade ->eth0.50" -j MASQUERADE
 COMMIT