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30 lines
895 B
Plaintext
30 lines
895 B
Plaintext
Ben Maddison taught me another aggregation trick:
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route-set: AS37271:RS-EXAMPLE
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mp-members: 192.0.2.0/27
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mp-members: 192.0.2.32/27
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mp-members: 192.0.2.64/27
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mp-members: 192.0.2.96/27
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mp-members: 192.0.2.128/26
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mp-members: 192.0.2.128/27
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mp-members: 192.0.2.160/27
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mp-members: 192.0.2.192/27
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mp-members: 192.0.2.224/27
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descr: Example route-set
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mnt-by: MAINT-AS37271
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changed: benm@workonline.africa 20210819
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source: RADB
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BGPQ4 produces the following:
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$ bgpq4 -A AS37271:RS-EXAMPLE
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no ip prefix-list NN
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ip prefix-list NN permit 192.0.2.0/25 ge 27 le 27
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ip prefix-list NN permit 192.0.2.128/26 le 27
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ip prefix-list NN permit 192.0.2.192/26 ge 27 le 27
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But the following aggregation also is valid, and shorter:
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ip prefix-list NN permit 192.0.2.0/24 ge 27 le 27
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ip prefix-list NN permit 192.0.2.128/26
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