Thread Links Date Links
Thread Prev Thread Next Thread Index Date Prev Date Next Date Index

Re: [802.3ae] beating a dead PRBS23





Bruce,

I came up with the same values when the first frame has CID bytes
that are all zeros.

Regards,
Ben

"Nepple, Bruce" wrote:
> 
> I want to be sure that my interpretation of the required, but
> likely unused WIS test mode PRBS23 based on O.150 is correct.
> 
> I think the first 64 bits of PRBS data for the first frame generated are
> 
> 0x000001ff_ff83ffe0
> 
> where my msb is the first bit generated.
> 
> This assumes the output of the shift register is the msb inverted.
> 
> Does anyone agree/disagree with me?  or care?
> 
> Or, better yet, is there a publication I missed that describes this?
> 
> Bruce Nepple


-- 
-----------------------------------------
Benjamin Brown
AMCC
2 Commerce Park West
Suite 104 
Bedford NH 03110
603-641-9837 - Work
603-491-0296 - Cell
603-626-7455 - Fax
603-798-4115 - Home Office
bbrown@xxxxxxxx
-----------------------------------------