North American Network Operators Group

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aggregation tool wanted

  • From: Randy Bush
  • Date: Sat Nov 28 16:26:02 1998

i have a perl script which takes in the form

    133.10.0.0
    133.11.0.0
    155.162.0.0/15
    155.164.0.0/14

and tells me that i can aggregate the first two into a /15.

unfortunately, the actual data as paths can differ

    133.10.0.0       2914 2907
    133.11.0.0       2914 2907 2501
    155.162.0.0/15   2914
    155.164.0.0/14   2914

so, what i would like is a tool which takes something like the latter syntax
and tells me what the origin ass could aggregate.  i.e. i am specifically
not inclined to proxy aggregation at this point.

Maybe CIDRadvisor does this, but I have been unable to make it do so.

randy