Figure 7-18 23-U Fcch Status Notification - Spanning Tree Abnormal Answer - NEC NEAX 2400 IPX Manual

"S p a nn in g T re e A b n o rm a l A n sw e r"
1. xx 0x 18 xx xx xx xx xx
4. xx xx xx xx xx xx xx xx
b7
b 7
0 0
T R C R S
b 7
M G
U
F C H M o u n ting L o ca tio n

Figure 7-18 23-U FCCH Status Notification - Spanning Tree Abnormal Answer

2. xx xx xx xx xx xx xx x x
5. xx xx xx 00 00 00 0 0 00
b7 b0
:
:
:
:
b 7 b 0
A bn o rm a l F P C In fo rm a tio n
b0
1 8
b 0
F C H C K T N o.
b0
G
NDA-24299
3 . xx xx xx xx xx xx
6 . 00 00 0 0 00 0 0 0 0
b7
7 6
1 5 1 4
2 3 2 2
........
2 3 9 2 3 8 23 7
2 4 7 2 4 6 24 5
2 5 5 2 5 4 25 3
* E a ch b it re p re se nts a b n o rm a l F P C (F u sio n P o in t C o d e). W he n "1" is se t,
the F P C h a s n o t b e e n a ssig n e d . (U se th e A F P C co m m a n d .)
32 B ytes
F L T IN F : 1 8H = S p an ning T ree A bn orm al
A n sw er N otification
T R C : T ra ce C on firm atio n B it
(0/1 = S tatus N o tifica tion / P rim itive T ra ce )
R S : R ece ive / S e nd P rim itive T ra ce (n ot effective)
F C H C K T N o. = C ircu it N o. of F C H
M G : M od ule G rou p
U : U n it (0-3 )
G : G roup (0 -2 3)
TROUBLESHOOTING
23-U FCH Status Information
xx xx
00 00
b 0
5 4 3 2 1 -
1 3 1 2 1 1 1 0 9 8
2 1 2 0 1 9 1 8 1 7 1 6
........
2 3 6 2 3 5 2 3 4 23 3 2 3 2
2 4 4 2 4 3 2 4 2 24 1 2 4 0
2 5 2 2 5 1 2 5 0 24 9 2 4 8
CHAPTER 7
Revision 1.0
Page 177