Fwd: Re: Fwd: Re: [Sis-csi] IP Header Compression

[Dave Israel]

All,

Here's what has been provided to me by folks that worked on GPM...

Dave



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>Date: Wed, 07 Sep 2005 16:51:55 -0400
>To: Dave Israel <dave.israel at nasa.gov>,
>         "Jane K. Marquart" <Jane.K.Marquart at nasa.gov>,
>         Jonathan.J.Wilmot at nasa.gov, Freemon.Johnson at nasa.gov
>From: Jane Marquart <Jane.Marquart at nasa.gov>
>Subject: Re: Fwd: Re: [Sis-csi] IP Header Compression
>
>Dave,
>
>The most important thing when sending "special commands" (or hardware 
>commands....there are lots of different names) is that the actual command 
>be in a FIXED location within the packet/frame/whatever.  It should not 
>have to go through any software processing, but be usable "right away", 
>i.e. in the comm subsystem and/or on arrival at the subsystem.  The 
>hardware is essentially preprogrammed   I've attached I wrote up during 
>GPM.  "Bus commands" were special commands to subsystems other than the 
>COMM (since they had to go over the s/c bus).
>If you have any questions, let me know.
>
>Jane
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