RE: D2.0 Figure 49-7
I don't ever generate an ECCC/SDDD unless that is what I got from the
XGMII/XGXS. We don't have a Hamming distance need to propogate an error from
the XGMII/XGXS column before an S into the packet and the 10GBASE-X based
Phys won't don't discard such a packet. Therefore, it is fine as it stands.
An ECCC/SDDD is an S. A frame with 8 control characters and the first
character is an E so that the receiver will recognize an E frame sent by the
transmitter as an E frame. All 8 characters will be E in that case, but it
seemed burdensome to check for 8 Es and the first character being an E is
If you do not agree, submit a comment.
From: Alex Deng [mailto:adeng@xxxxxxxxx]
Sent: Tuesday, December 05, 2000 4:08 PM
To: THALER,PAT (A-Roseville,ex1)
Cc: stds-802-3-hssg@xxxxxxxx; Alex Deng
Subject: Re: D2.0 Figure 49-7
Page 297, 220.127.116.11.1 Constants
Following your definition, looks like ECCC/SDDD is a S,
but it should be a E, right?
"THALER,PAT (A-Roseville,ex1)" wrote:
> Looks like I made a cut and past error. The type field for CCCC/ODDD
> be 0x2d. Since we are in task force ballot, a comment needs to be
> to correct this. Will you put a comment in on it? If not, I will.
> -----Original Message-----
> From: Alex Deng [mailto:adeng@xxxxxxxxx]
> Sent: Tuesday, December 05, 2000 2:28 PM
> To: THALER,PAT (A-Roseville,ex1)
> Cc: stds-802-3-hssg@xxxxxxxx; Alex Deng
> Subject: D2.0 Figure 49-7
> Hi Pat,
> In Figure 49-7 -64b/66b Frame Formats:
> The "Type Field" of the first and second row are the same "0x1e".
> What's the type field for C0C1C2C3/O4D5D6D7 ?