|
FAST Protocol
< Previous Next >
Re: swx MDI decoding issue
Michael Wong / Chi-X Global Technology
12 May 2009 7:34AM ET Rolf,
The previous message can be decoded successfully after you told me the sequence field PMAP. However, I have another messege that I fail to decode it
msg (block size field is omitted):
F7 01 C8 53 57 58 47 52 4F 55 50 2D 4D 44 49 2E
4D 30 B1 52 D0 32 30 30 38 30 36 32 33 2D 30 33
3A 35 35 3A 30 31 2E 37 39 B9 81 81 1B B0 43 48
30 30 30 33 36 37 31 34 34 B0 80 82 30 33 3A 34
35 3A 30 30 2E 30 30 B3 41 42 51 B5 81 FF 80 80
40 B0 02 AC 32 30 30 38 30 36 32 33 2D 30 33 3A
34 35 3A 30 30 2E 30 30 B3 82 C5 01 C8 38 30 B0
82 14 88 39 37 37 31 39 B3 82 80 81 81 81 A0 B1
FF 81 81 C0 02 AC C1 01 C8 81 34 88 B0 36 32 32
37 36 31 B2 81 98 81 81 81 C0 02 AC C0 01 C8 14
88 37 31 38 36 39 38 B1 82 E8 81 81 81 C0 02 AC
C5 01 C8 B1 82 18 88 31 30 35 37 30 37 35 B9 81
03 CB AF 81 81 81 A0 B1 A0 A5 81 81 81 81 18 88
4C 49 30 30 31 30 37 33 37 32 31 B6 82 7C B0 C4
81 81 81 85 B4 82 38 88 B0 43 48 30 30 30 39 36
39 31 36 30 B8 80 EB 84 81 81 A4 B1 81 FF FD 81
C0 02 AC C0 01 C8 3C 88 B0 31 31 31 37 38 32 35
B5 81 00 F7 82 00 C8 81 81 81 A0 B1 8D 01 B4 81
81 81 81 3C 88 B0 36 39 33 36 30 B0 82 7E FB 81
7E 82 81 81 81 80 18 88 34 38 34 30 36 B7 80 81
81 81 81 C0 02 AC C0 01 C8 14 88 32 33 33 37 34
32 B1 83 FF 81 81 81 C0 02 AC C0 01 C8 3C 88 B1
35 35 34 B0 81 93 82 00 FC 81 81 81 80 3C 88 B0
35 38 33 34 30 B4 80 84 7F BB 82 81 81 C0 02 AC
C0 01 C8 1C 88 32 37 31 36 38 B7 82 FC 83 CA FF
PMAP = F7 (1 1110111)
TID = 01 C8
49 = 53 57 58 47 52 4F 55 50 2D 4D 44 49 2E 4D 30 B1
34 = 52 D0
52 = 32 30 30 38 30 36 32 33 2D 30 33 3A 35 35 3A 30 31 2E 37 39 B9
1021 = 81
268 = 81
Seq PMAP = 1B B0 (0011011 1 0110000)
48 = 43 48 30 30 30 33 36 37 31 34 34 B0
270 = 80
271 = 82 ?
I don't know how to proceed after tag 270.
Template
http://www.2shared.com/file/5736462/b9436b42/template1.html
Thanks
Michael
> Michael,
>
> the length field occupies a bit in the message pmap if there is an
> operator specified for the length field of the sequence.
>
> I don't have the FAST spec in front of me but IIRC section 6.2.5
> contains info about sequences.
>
> I can check more closely if you send me the template you are using.
>
> /Rolf
>
> > Rolf,
> >
> > I want to know if the first bit of PMAP for sequence field indicate
> > the presence of length field or not. Is there related information in
> > the spec?
> >
> > Thanks Michael
Re: swx MDI decoding issue
Michael Wong / Chi-X Global Technology 12 May 2009 7:34AM ET
|
