BGP Communities
Strategic Explorations uses BGP communities to control traffic engineering and propagate route information.
666: Blackhole (RTBH)
This community is used to drop traffic to a specific IP under DDoS attack.
| Community |
Description |
| (OURASN, 666, 0) |
Discard traffic to this prefix (Blackhole) |
These communities can be set by peers to influence our routing decisions.
2: Local Preference Control
| Community |
Description |
| (OURASN, 2, 1) |
Set Local Preference to 100 (default value) |
| (OURASN, 2, 2) |
Set Local Preference to 200 |
| (OURASN, 2, 3) |
Set Local Preference to 0 |
5: Prepend Control
| Community |
Description |
| (OURASN, 5, 1) |
Path Prepend x1 |
| (OURASN, 5, 2) |
Path Prepend x2 |
| (OURASN, 5, 3) |
Path Prepend x3 |
| (OURASN, 5, 4) |
Path Prepend x4 |
| (OURASN, 5, 5) |
Path Prepend x5 |
4: Peer Type Indicator
| Community |
Description |
| (OURASN, 4, 10) |
Peer Type: Full Table |
| (OURASN, 4, 20) |
Peer Type: Transit |
| (OURASN, 4, 21) |
Peer Type: Private Transit |
| (OURASN, 4, 30) |
Peer Type: Downstream |
| (OURASN, 4, 40) |
Peer Type: Peer |
| (OURASN, 4, 41) |
Peer Type: Private Peer |
6: Route Origin Region Indicator
DN42 region communities are auto translated when importing to our network.
| Community |
Description |
| (OURASN, 6, 41) |
Origin Region: Europe |
| (OURASN, 6, 42) |
Origin Region: North America-E |
| (OURASN, 6, 43) |
Origin Region: North America-C |
| (OURASN, 6, 44) |
Origin Region: North America-W |
| (OURASN, 6, 45) |
Origin Region: Central America |
| (OURASN, 6, 46) |
Origin Region: South America-E |
| (OURASN, 6, 47) |
Origin Region: South America-W |
| (OURASN, 6, 48) |
Origin Region: Africa-N (above Sahara) |
| (OURASN, 6, 49) |
Origin Region: Africa-S (below Sahara) |
| (OURASN, 6, 50) |
Origin Region: Asia-S (IN,PK,BD) |
| (OURASN, 6, 51) |
Origin Region: Asia-SE (TH,SG,PH,ID,MY) |
| (OURASN, 6, 52) |
Origin Region: Asia-E (JP,CN,KR,TW,HK) |
| (OURASN, 6, 53) |
Origin Region: Pacific&Oceania (AU,NZ,FJ) |
| (OURASN, 6, 54) |
Origin Region: Antarctica |
| (OURASN, 6, 55) |
Origin Region: Asia-N (RU) |
| (OURASN, 6, 56) |
Origin Region: Asia-W (IR,TR,UAE) |
| (OURASN, 6, 57) |
Origin Region: Central Asia (AF,UZ,KZ) |
7: Route Import Region Indicator
| Community |
Description |
| (OURASN, 7, 41) |
Import Region: Europe |
| (OURASN, 7, 42) |
Import Region: North America-E |
| (OURASN, 7, 43) |
Import Region: North America-C |
| (OURASN, 7, 44) |
Import Region: North America-W |
| (OURASN, 7, 45) |
Import Region: Central America |
| (OURASN, 7, 46) |
Import Region: South America-E |
| (OURASN, 7, 47) |
Import Region: South America-W |
| (OURASN, 7, 48) |
Import Region: Africa-N (above Sahara) |
| (OURASN, 7, 49) |
Import Region: Africa-S (below Sahara) |
| (OURASN, 7, 50) |
Import Region: Asia-S (IN,PK,BD) |
| (OURASN, 7, 51) |
Import Region: Asia-SE (TH,SG,PH,ID,MY) |
| (OURASN, 7, 52) |
Import Region: Asia-E (JP,CN,KR,TW,HK) |
| (OURASN, 7, 53) |
Import Region: Pacific&Oceania (AU,NZ,FJ) |
| (OURASN, 7, 54) |
Import Region: Antarctica |
| (OURASN, 7, 55) |
Import Region: Asia-N (RU) |
| (OURASN, 7, 56) |
Import Region: Asia-W (IR,TR,UAE) |
| (OURASN, 7, 57) |
Import Region: Central Asia (AF,UZ,KZ) |