Disk Mirroring
91
Verifying a Failed
Disk Drive
If either disk fails while in a fully mirrored state, the system continues to
operate. The disk status light states described in
Table 21
indicate which
drive has failed.
To verify the status of a disk drive, see the Disk Status window:
1
Log on to the NBX NetSet utility using the administrator login ID and
password.
2
Click
Reports > System Data
3
Click
Disk Status
.
Reverting to a
Single-Disk System
If disk mirroring is currently active, you can convert the system to operate
with a single disk. You need a Phillips screwdriver to complete this
process.
Flash codes indicate disk problem:
■
2 flashes
: No valid disk (system is halted)
■
3 flashes
: Two valid disks, but they are not
paired (system is halted)
■
4 flashes
: Configuration problem (system is
halted)
■
5 flashes
: Two disks present, but no
mirroring license
N/A
Flashing Flashing On
Using disk 0 (zero) only
N/A
On
Off
On
Using disk 1 only
N/A
Off
On
On
Synchronizing — disk 0 is valid, disk 1 is
becoming a fully mirrored disk. LED 3 flash rate
indicates progress.
If LED 3 stops normal flashing and intermittently
flashes twice, the mirroring process has failed.
N/A
On
Flashing On
Synchronizing — disk 1 is valid, disk 0 is
becoming a fully mirrored disk. LED 2 flash rate
indicates progress.
If LED 2 stops normal flashing and intermittently
flashes twice, the mirroring process has failed.
N/A
Flashing On
On
LED 2 and LED 3 flash alternately: the two disks
are resynchronizing
N/A
Flashing Flashing On
Synchronized
N/A
On
On
On
Table 21
Disk Status Light States (continued)
Explanation
LED 1
LED 2
LED 3
PWR
Summary of Contents for 3C10402B
Page 18: ...18 ...
Page 22: ...22 ABOUT THIS GUIDE ...
Page 26: ...26 CHAPTER 1 INTRODUCTION ...
Page 74: ...74 CHAPTER 3 FEATURE SETTINGS ...
Page 130: ...130 CHAPTER 5 TELEPHONE CONFIGURATION ...
Page 156: ...156 CHAPTER 7 CALL DISTRIBUTION GROUPS ...
Page 194: ...194 CHAPTER 8 PSTN GATEWAY CONFIGURATION ...
Page 256: ...256 CHAPTER 10 SIP MODE OPERATIONS ...
Page 328: ...328 CHAPTER 11 DIAL PLAN ...
Page 360: ...360 CHAPTER 13 DOWNLOADS ...
Page 370: ...370 CHAPTER 14 LICENSING AND UPGRADES ...
Page 406: ...406 CHAPTER 16 NETWORK MANAGEMENT ...
Page 412: ...412 CHAPTER 17 COUNTRY SETTINGS ...
Page 450: ...450 APPENDIX A INTEGRATING THIRD PARTY MESSAGING ...
Page 456: ...456 APPENDIX B ISDN COMPLETION CAUSE CODES ...
Page 510: ...510 APPENDIX F OUTBOUND CALLER ID AND 911 SERVICE ...
Page 546: ...546 APPENDIX G NBX ENTERPRISE MIB ...
Page 566: ...566 GLOSSARY ...
Page 578: ...578 INDEX ...
Page 582: ......