protocol pipe unet4_sync {
  table unet4;
  peer table master4;
  export filter {
    if bgp_large_community ~ [(UNET_ASN, 3,*)] then reject;
    accept;
    };
  import none;
}
protocol pipe unet6_sync {
  table unet6;
  peer table master6;
  export filter {
    if bgp_large_community ~ [(UNET_ASN, 3,*)] then reject;
    accept;
    };
    import none;
}