This guide outlines the BGP communities available for use by customers on our network.

Where a route has been received

52041:[100-222]:XXX for route learned.

| Community | Description | |--|--| | 52041:110:XXX | Route learnt in GB, LON by upstream ASXXX | | 52041:111:XXX | Route learnt in US, MCI by upstream ASXXX | | 52041:112:XXX | Route learnt in US, DAL by upstream ASXXX | | 52041:222:XXX | Route learnt by downstream |

Ingress communities

The following communities can not be used in conjunction with 52041:999:0 (Enable DDoS Protection)

52041:0:XXX do not advertise to peer. 52041:[1-3]:XXX prepend to peer [1-3] times. 52041:X:[65000-65500] do not advertise to region.

Peer based communities: | Community | Description | |--|--| | 52041:0:3257 | do not advertise to GTT | | 52041:0:9002 | do not advertise to RETN | | 52041:0:174 | do not advertise to Cogent | | 52041:0:32097 | do not advertise to Wholesale Internet |

Local IX communities: | Community | Description | |--|--| | 52041:0:8714 | do not advertise to London Internet Exchange | | 52041:0:40542 | do not advertise to Kansas City Internet Exchange |

Regional communities and prepends:

| Community | Description | |--|--| | 52041:0:65000 | do not advertise to Europe | | 52041:0:65010 | do not advertise to North America | | 52041:0:65020 | do not advertise to Asia | | 52041:[1-3]:65000 | prepend [1-3] to Europe peers | | 52041:[1-3]:65010 | prepend [1-3] to North America peers | | 52041:[1-3]:65020 | prepend [1-3] to Asia peers |

Special communities

| Community | Description | |--|--| | 52041:666:0 | Blackhole prefix on peers edge | | 52041:999:0 | Enable DDoS mitigation for prefix (must be enabled on customer portal/with account manager). |