======= Net2 (R2) =======

====== Network configuration ======

(There is no DHCP6 server configuration as there are no sub-routers on LAN3)


===== Upstream interface (enp3s0) =====
  
  #/etc/systemd/network/enp0s3.network
  #
  [Match]
  Name=enp0s3
  
  [Network]
  LinkLocalAddressing=ipv6
  # SLAAC IPv6 for obtaining the default route
  IPv6AcceptRA=yes
  DHCP=yes
  IPForward=yes
  
  [DHCPv4]
  Hostname=net2
  UseHostname=no
  # Ignore the hostname from the DHCP server
  UseDNS=yes
  UseNTP=yes
  UseRoutes=yes
  UseGateway=yes
  
  [IPv6AcceptRA]
  UseDNS=yes
  DHCPv6Client=yes
  
  [IPv6PrefixDelegation]
  Managed=yes
  
  [DHCPv6]
  ForceDHCPv6PDOtherInformation=yes
  UseHostname=no
  UseDNS=yes
  UseNTP=yes
  


===== Downstream interface (enp8s0) =====

  #/etc/systemd/network/enp0s8.network
  #
  [Match]
  Name=enp0s8
  
  [Network]
  Description=Link to my secondary LAN. Ref: see: enp0s3.network
  DHCPv6PrefixDelegation=yes
  IPv6AcceptRA=no
  IPv6SendRA=yes
  DHCPServer=yes
  
  [IPv6SendRA]
  Managed=yes
  RouterLifetimeSec=1200
  
  [DHCPPrefixDelegation]
  #SubnetId=0x11
  
  [Address]
  Address=192.168.3.1/24
  
  [DHCPServer]
  PoolOffset=200
  PoolSize=10
  EmitDNS=yes
  
  [DHCPServerStaticLease]
  MACAddress=08:00:27:43:3c:53
  Address=192.168.3.100