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Re: Please help: ptp links addresses

  • To: Antonio_Blasco Bonito < >
  • From: "Mike Norris" < >
  • Date: Tue, 25 Jun 96 16:01:41 +0100
>1- using a /30 subnet for each link:
>   in this way both ends of the link have a unique address (binary
>   01 and 10), but two addresses (binary 00 and 11) cannot be used,
>   so 50% of the address space used is wasted. This should be
>   avoided if possible because the address space required is
>   really large.

The usage is actually 75%, as there are effectively three addresses:
the two ends (00 and 01) and the broadcast address for the network
(11).  10 is the unused address.

Mike
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