Logical View of Example, Mar’ 2002

RRC00

Ripe NCC

(AS12654)

SOLECTRON

CA, USA

(AS18882)

UUnet

USA

(AS701)

Global Crossing

(AS3549)

Whois Query:

Netname: SOLECTRON

Netblock: 158.116.0.0 - 158.116.255.255

• 158.116.0.0/16

• Old Class B

• 158.116.242.0/23

• PI Block from Solectron’s Class B

• Traceroute to 158.116.242.10 goes to the Rep of Ireland

EBGP multi-hop peering

• Solectron – still single-homed

• UUnet – still upstream provider

Tiscali

(AS3257)

UUnet

Europe

(AS702)

Different AS Paths!

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