protocol ospf EXTERNAL {
   ecmp yes;
   import all;
   export none;
   area 0.0.0.0 {
      networks {
         <public-ip-range>/22;
      };
      interface "wan";
      stubnet <anycasted-public-ip>/32;
      #interface "lo" {
      #  stub yes;
      #};
   };
}

protocol ospf INTERNAL {
   ecmp yes;
   import none;
   export none;
   #export filter {
   #  if proto = "STATIC" then accept;
   #  reject;
   #};
   area 0.0.0.0 {
      networks {
         172.16.0.0/16;
         172.17.0.0/16;
      };
      interface "lan";
      interface "gre1" { type broadcast; };
   };
}

protocol device {
    scan time 10;           # Scan interfaces every 10 seconds
}

protocol kernel {
    persist;
    import filter { if proto = "INTERNAL" then accept; }; #filter { if proto = "INTERNAL" then accept; };
    export none;
}