=============================================
Centurylink BGP Local Preference
---------------------------------------------
Customer default = 100
Peer default = 80
=============================================
Communities allowed from customers to alter
default local preference
---------------------------------------------
209:90 = Set Local Pref to 90
209:80 = Set Local Pref to 80
209:70 = Set Local Pref to 70

209:999 used for announcing routes greater
than /24 (will not be passed to peers)
May need to be arranged first

209:0 Blackhole community for null routing
May need to be arranged prior to using.

=============================================

Traffic Engineering communities allowed from
customers to alter advertisements to
selected peers. Advertisements can be
suppressed or pre-pended.
---------------------------------------------
209:888 = Do not announce to peers

209:64520 All peers
209:64530 ATT 7018
209:64540 Sprint 1239
209:64550 Verizon (UUNet) 701
209:64570 Savvis 3561
209:64580 NTT Verio 2914
209:64590 XO 2828
209:64600 Global Crossing 3549
209:64610 AboveNet 6461
209:64630 France Telecom 5511
209:64640 China Telecom 4134
209:64650 Tata (Teleglobe) 6453
209:64660 Cogent 174
209:64680 LG U-Plus (DACOM) 3786
209:64690 TeliaSonera 1299
209:64700 Reach 4637
209:64710 Reach Japan 9225
209:64720 Tinet (Tiscali) 3257
209:64730 PCCW 3491
209:64740 Deutsche Telekom 3320
209:64750 Telefonica 12956
209:64760 TW Telecom 4323
209:64770 China Unicom 4837
209:64780 PACNET 10026
209:64790 Reliance Globalcom 15412
209:64800 Cable Wireless 1273
209:64810 Telecom Italia 6762

-Note that above communities currently apply only
to North America peering sessions.

209:64xx0 do not announce to this peer
209:64xx1 prepend 209 once to this peer
209:64xx2 prepend 209 twice to this peer
209:64xx3 prepend 209 three times to this peer
209:64xx9 leak route to that peer. This is to be used in
conjunction with 209:888

Timezone Traffic Engineering

209:64990 do not announce to PST peers
209:64991 prepend once to PST peers
209:64992 prepend twice to PST peers
209:64993 prepend three times to PST peers

209:64980 do not announce to CST peers
209:64981 prepend once to CST peers
209:64982 prepend twice to CST peers
209:64983 prepend three times to CST peers

209:64970 do not announce to EST peers
209:64971 prepend once to EST peers
209:64972 prepend twice to EST peers
209:64973 prepend three times to EST peers
=============================================

Communities customers receive from Centurylink
---------------------------------------------
209:209 = Centurylink route/Centurylink Customer
209:209 and 209:888 together = Customer learned route not
passed to peers
209:888 = Peer learned route

POP origin communities
North America 209:1[1-4]..0_
PST 209:11..0_
MST 209:12..0_
CST 209:13..0_
EST 209:14..0_

ASIA 209:2[2-5]..0_
Singapore 209:22..0_
Hong Kong 209:23..0_
Japan 209:24..0_
Sydney 209:25..0_

Europe 209:41..0_
London 209:41010
=============================================
For questions or requests please consult with our NOC at
1-877-886-6515.
=============================================
The above information was collected from rr.level3.net, using
object "AS209" on September 15, 2020

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