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Cell Relay Retreat>List Archive>month:1999-Jun> msg00070



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Re: AAL5 versus others

  • From: Rich <rmavro@snet.net>
  • Date: Sun, 13 Jun 1999 21:07:32 -0400
  • Organization: "SNET dial access service"


Bert, Thomas,

99.9% agreement.  But what about AAL0 ("raw mode").  I think of AAL's
being necessary to convert something that is not ATM into something
that is.  Is it not better for applications to support ATM directly?

Rich


> 98% agreement, these are the remaining two percent:
> AAL1 assumes single bits (in unstructured mode) or single bytes (in
> structured mode) as service data units but never complete cells.
> AAL2 can in principle encapsulate packets from the user's application
> which are up to 64 bytes long.
>
> Thomas Frieling
>
>
>