Month: February 2012

OSPF – Type 1 LSA vs Type 5 LSA (passive vs redistribute)

In my OSPF database blog entry here: – I mentioned that Type3, Type5 and Type7 LSAs are not very memory efficient. Each and every prefix needs a separate LSA, while with a Type1, multiple prefixes can be advertised. So it stands to reason that perhaps Type1 are always better? Anything that reduces memory load…

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