| 未定義的: |
BGP COMMUNITY SUPPORT FOR AS7480 TRANSIT CUSTOMERS:
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Routes learned from:
Community Action
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7480:100 originated by AS7480
7480:101 learned from the route server
7480:102 learned from direct peer
7480:103 learned from transit providers
7480:104 learned from customer
IXP route servers
7480:20x All IXP route servers incl:
7480:21x STUIX
7480:22x ARIX
7480:23x Lambda-IX
Transit providers
7480:30x All transit providers incl:
7480:31x Kirino / AS41378
7480:32x Eons Data / AS138997
7480:33x Hurricane Electric / AS6939
Where x is the number of prepends (x=1,2,3) or do NOT announce (x=0)
Location:
Asia
7480:5001 Taipei, Taiwan
7480:5002 Hong Kong
7480:5003 Tokyo, Japan
7480:5004 Singapore
North America
7480:5101 Fremont, CA, USA
7480:5102 Kansas, KS , USA
7480:5103 Pittsburgh, PA, USA
Local Preference Rule:
500 Downstream Customer Routes (including oneself)
450 Routes received from Peers
400 Routes received from Internet Exchanges (IX)
350 Receiving full table from Upstream
300 Receiving full table from the same point elsewhere
250 Receiving full table from other regions
We are implementing an optimization in our backbone network, where receiving specific AS routes from certain upstreams will increase or decrease the Local Preference by 10.
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