interface eth1 {

  AdvSendAdvert on;
  MaxRtrAdvInterval 25;
  #6to4 address
  prefix 2002:d450:4a62:2::/64 
    {
      AdvOnLink on;
      AdvAutonomous on;
      AdvRouterAddr on;
      #AdvValidLifetime 10;
      AdvPreferredLifetime 60;

   };							

  #sixxs subnet address
  #prefix 2001:15c0:66a6:2::/64 
    #{
      #AdvOnLink on;
      #AdvAutonomous on;
      #AdvRouterAddr on;
      ##AdvValidLifetime 10;
      #AdvPreferredLifetime 60;
    #};							
};
