BGP info

Communities and Traffic Engineering

INFORMATIONAL COMMUNITIES:

LargeMeaning (Informational)
200132:0:1peering routes
200132:0:2downstream routes
200132:5:1Accepted from peer because of valid IRR entry
200132:5:2Accepted from peer because of valid ROA
200132:5:4Accepted while RPKI invalid because it is added to our whitelist
200132:6:10
200132:6:11
200132:6:14
200132:6:15received from Fusix
  • 200132:8:n | received via IXP with PeeringDB ID “n”
  • 200132:8:26 | received via AMS-IX
  • 200132:8:64 | received via NL-IX
  • 200132:8:3512 | received via Frys-IX

Rejection Reasons

  • 200132:7:1 | More specifics covering AS200132 space are considered hijacks
  • 200132:7:2 | Somewhere in the AS_PATH a Bogon ASN is present (0, 23456, 64496..65534, 4200000000+)
  • 200132:7:3 | The prefix is Bogon garbage (rfc1918, rfc4291 etc)
  • 200132:7:4 | The prefix is an RPKI Invalid and as such rejected
  • 200132:7:5 | The route’s prefix length is unacceptable (too small or too large)
  • 200132:7:6 | There is no IRR object that covers this route announcement
  • 200132:7:7 | NetOne.NL member is not authorized to announce this route

ACTION COMMUNITIES:

  • Large | Meaning (Action)
  • 200132:1:50 | Set LOCAL_PREF to 50 (default is 100)
  • 200132:1:150| Set LOCAL_PREF to 150 (default is 100)
  • 200132:2:0 | Prepend 200132 once to all eBGP peers
  • 200132:2:0 | Prepend 200132 once
    200132:2:nnn | Prepend 200132 once to peer AS nnn
  • 200132:3:0 | Prepend 200132 twice to all eBGP peers
    200132:3:nnn| Prepend 200132 twice to peer AS nnn
  • 200132:4:0 | Do not export to eBGP peers
    200132:4:nnn| Do not export to peer AS nnn
  • 65535:0 | – | G-SHUT [draft-ietf-grow-bgp-gshut]
  • 65535:666 | – | BLACKHOLE [RFC 7999]

MEMBERS ONLY:

  • Large | Meaning (Action)
  • 200132:1:50 | Set LOCAL_PREF to 50 (default is 500)|
    WARNING: default is 100 for other routes, so your prefixes may become unreachable!
  • 200132:1:450 | Set LOCAL_PREF to 450 (default is 500)
  • 200132:1:550 | Set LOCAL_PREF to 550 (default is 500)
  • 200132:301:0 | Do not export to other NetOne.NL members
  • 200132:302:0 | Do not export to transit providers
  • 200132:303:0| Do not export to direct peers

Examples:

  • 200132:2:3320 – prepend 200132 to AS 3320 (path on export ill be 200132_200132_you)
  • 200132:3:200023 – prepend 200132 to AS 200023 (path on export will be 200132_200132_200132_you)
  • 200132:4:198203 – do not announce the route over any BGP sessions with AS 198203