From 29e411519b56641141df23b26a072df5db2aaf8a Mon Sep 17 00:00:00 2001 From: roam Date: Sun, 4 Mar 2001 15:48:52 +0000 Subject: Add aggregate, a utility for optimizing a list of network prefixes. PR: 25143 Submitted by: Joe Abley --- net/aggregate/pkg-descr | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 net/aggregate/pkg-descr (limited to 'net/aggregate/pkg-descr') diff --git a/net/aggregate/pkg-descr b/net/aggregate/pkg-descr new file mode 100644 index 00000000000..cb78b828e22 --- /dev/null +++ b/net/aggregate/pkg-descr @@ -0,0 +1,16 @@ +akes a list of prefixes in conventional format on stdin, +and performs two optimisations to attempt to reduce the +length of the prefix list. + +The first optimisation is to remove any supplied prefixes +which are supurfluous because they are already included in +another supplied prefix. For example, 203.97.2.0/24 would +be removed if 203.97.0.0/17 was also supplied. + +The second optimisation identifies adjacent prefixes that +can be combined under a single, shorter-length prefix. For +example, 203.97.2.0/24 and 203.97.3.0/24 can be combined +into the single prefix 203.97.2.0/23. + + +jabley@automagic.org -- cgit