Network Implementation and Support Lesson 12 Backups

251 views

Published on

Network Implementation and Support Lesson 12 Backups

Published in: Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
251
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
8
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Network Implementation and Support Lesson 12 Backups

  1. 1. Network Implementation & Support Chapter 12 Backups Eric Vanderburg © 2006
  2. 2. Overview • • • • • Windows Backup Utility Shadow Copies Automated System Recovery Startup Options Recovery Console Eric Vanderburg © 2006
  3. 3. Windows Backup • Backup or restore • System State – – – – – – – – – Registry COM+ (classes) Boot files Certificate Services database Active Directory SYSVOL Cluster Service IIS Metadirectory System Files Eric Vanderburg © 2006
  4. 4. Windows Backup • Selected files • Can be scheduled • Backup Types – Normal (resets archive bit) – Copy – Differential – Incremental (resets archive bit) – Daily (only files changed today Eric Vanderburg © 2006
  5. 5. Windows Backup • Permissions to backup entire system – Administrators – Backup Operators – Server Operators • Otherwise, backup is only permitted on files they own or have at least read NTFS permissions to. • Only the local machine can be backed up • Specific components of the system state cannot be selected individually for backup or restore • Files can be restored to another location Eric Vanderburg © 2006
  6. 6. Windows Backup • Ntbackup • Saved as .bkf compressed file • Boot to AD Restore mode to restore AD database – Use password set when dcpromo was run – Restore system state with ntbackup – Run ntdsutil to make the restore authoritative • Changes version • Replaces AD once replicated with other DCs Eric Vanderburg © 2006
  7. 7. Shadow Copies • • • • VSS (Volume Shadow Copy Service) Restore deleted files Go back to previous versions Compare previous versions & copy back into the folder • Makes backups at specified intervals, twice a day M-F • Only tracks changes so space is used efficiently Eric Vanderburg © 2006
  8. 8. Shadow Copies • Defaults: – Copy at 7:00 AM & 12:00 PM M-F – Uses 10% of hard drive space • Settings – Change space utilization (100MB min) – Stores up to 64 copies • Previous versions client – %systemroot%system32clientstwclientx86 twcli32.msi – View properties of a file or folder. Eric Vanderburg © 2006
  9. 9. Automated System Recovery • Restores system configuration information • Backs up registry & user preferences • Data must be restored and applications installed once the ASR process is complete. • Does not restore any installed programs from the program Files folder. • Replaces the NT/2k ERD (Emergency Repair Disk) • Contents of the disk: – Boot files – Asr.sif, Asrpnp.sif Eric Vanderburg © 2006
  10. 10. ASR Restore Process • 1. Insert the Windows XP CD-Rom into the drive 2. Insert the ASR Floppy disk into the drive 3. Power up the computer 4. Press the enter key when prompted to "press any key to run from the CD" 5. Press F2 on the keyboard when prompted to start the ASR recovery action. 6. XP will format the C drive 7. The computer will restart Eric Vanderburg © 2006
  11. 11. ASR Restore Process • 8. Let windows XP start automatically (do not press a key to run from the CD). 9. XP will go through the basic plug and play discovery and copy setup files to the C drive. 10. The computer will restart and boot into XP 11. The ASR wizard will start and automatically point to the asr.bkf file on the CD. Click OK to restore the system state and registry configuration. 13. When completed XP will either present the login screen • 14. Return to the Backup wizard to restore any valued data that was saved beforehand to the drive. Eric Vanderburg © 2006
  12. 12. Advanced Startup • • • • • Press F8 on boot before Windows logo appears Safe Mode Safe Mode with Networking Safe mode with Command Prompt Enable Boot Logging – Logs all the drivers and services loaded and not loaded, %systemroot%ntbtlog.txt • • • • Enable VGA Mode Last Known Good Configuration Directory Services Restore Mode Debugging Mode – Send debug info via serial – Used by developers for kernel modifications Eric Vanderburg © 2006
  13. 13. Recovery Console • Run from setup process on Windows CD or by installing it as a startup option • Winnt32.exe /cmdcons • Start/stop services • Format drives • Look at data • Replace files • Change configuration • Must have administrator password to enter the recovery console Eric Vanderburg © 2006
  14. 14. Recovery Console Commands • Listsvc - Lists the services and drivers available on the computer. • Expand - Extracts a file from a compressed file. • Fixboot - Writes a new partition boot sector onto the specified partition. • Fixmbr - Repairs the master boot record of the specified disk. • Diskpart - Manages partitions on your hard drives. • Enable - Starts or enables a system service or a device driver. • Disable - Disables a system service or a device driver • Bootcfg - Boot file (boot.ini) configuration and recovery. • Chkdsk - Checks a disk and displays a status report. Eric Vanderburg © 2006
  15. 15. Acronyms • VSS, Volume Shadow Copy • ASR, Automated System Recovery • ERD, Emergency Repair Disk Eric Vanderburg © 2006

×