Figure 7-22 23-U Fcch Status Notification - Spanning Tree Generation; Figure 7-23 23-U Fcch Status Notification - Checksum Verification Failure - NEC NEAX 2400 IMX Manual

TROUBLESHOOTING
23-U FCH Status Information
9.5 FLTINF = 1FH Spanning Tree Generation Start
This message is displayed when Spanning Tree Generation starts.
"Spanning Tree Generation Start"
1. xx 0x 1F xx 00 00 00 00
b7
0
TRC RS
b7
MG U
FCH Mounting Location

Figure 7-22 23-U FCCH Status Notification - Spanning Tree Generation

9.6 FLTINF = 85H Checksum Verification Failure
This message is displayed when Checksum verification has resulted in failure between the PBX and the firm-
ware.
"Checksum Verification Failure"
1. xx 0x 85 xx xx 00 00 00
b7
0
TRC RS
b7
MG
U
FCH Mounting Location

Figure 7-23 23-U FCCH Status Notification - Checksum Verification Failure

CHAPTER 7
Page 166
Revision 3.0
2. 00 00 00 00 00 00 00 00.........
b7
b7
1F
b0
0
FCH CKT No.
b0
G
2. 00 00 00 00 00 00 00 00.........
b7
b7
b7
85
b0
0
FCH CKT No.
b0
G
ND-70185 (E)
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b0
Spanning Tree Generation Start: 00H = Normal
b0
FLTINF: 1FH = Spanning Tree Generation Start
TRC: Trace Confirmation Bit
(0/1 = Status Notification / Primitive Trace)
RS: Receive / Send Primitive Trace (not effective)
FCH CKT No. = Circuit No. of FCH
MG: Module Group
U: Unit (0-3)
G: Group (0-23)
b0
Checksum of Firmware
b0
Checksum of PBX
b0
FLTINF: 85 H = Checksum Verification Failure
TRC: Trace Confirmation Bit
(0/1 = Status Notification / Primitive Trace)
RS: Receive / Send Primitive Trace (not effective)
FCH CKT No. = Circuit No. of FCH
MG: Module Group
U: Unit (0-3)
G: Group (0-23)