Microsoft DHCP Reviews

Managing the DHCP Server

managing the DHCP server

Administration Duties for the DHCP Server

The widespread administration duties that you could carry out on your DHCP servers are listed under:

  • Delegate DHCPadministration to people.
  • View and analyze DHCPstatistical info.
  • Change the standing of the DHCP service.
  • Configure superscopeadministration entities.
  • Again up the DHCPserver database.
  • Restore the DHCPserver database.
  • Restore a corruptedDHCP server database.
  • Transfer a DHCP databaseto a special DHCP server.

Controlling DHCP Administration

With Home windows Server2003, there are three built-in native teams which have rights to handle your DHCP servers:

  • Enterprise Admins group: The traits of the Enterprise Admins group are:
    • Group members have forest extensive administrative rights.
    • Group members have full management over the DHCP servers.
    • That is the one group that may authorize DHCP servers in Lively Listing.
    • It is best to so far as potential prohibit membership to the Enterprise Admins group.
  • DHCP Directors group: The Traits of the DHCP Directors group are:
    • This group is created on every DHCP server.
    • Group members can carry out all DHCP particular administration duties, together with:
      • Create, activate, and delete scopes.
      • Create reservations.
      • Backup and restore the DHCP server database.
      • Configure DHCP choices.
    • Group members don’t nevertheless have the identical rights as native Directors. DHCP Directors group members have rights that are particular to managing DHCP servers solely.
  • DHCP Customers group: The Traits of the DHCP Customers group are:
    • This group is created on every DHCP server.
    • Group members can solely view configuration info and statistical info on the DHCP server.
    • Group members can verify whether or not shopper connectivity points exist due to the DHCP service, or due to the depletion of IP addresses.
    • Group members can verify which scopes have been activated.

Find out how to change the standing of the DHCP service

The DHCP console is the administration console for administering the DHCP service. The DHCP console is routinely put in if you set up the DHCP service on a Home windows 2000 or Home windows Server 2003 pc. The left pane or console tree within the DHCP console lists the obtainable DHCP servers. The Motion menu consists of various choices that are helpful when managing your DHCP servers.

The right way to handle the DHCP service.

  1. Click on Begin, All Packages,Administrative Instruments after which click on DHCP.
  2. The DHCP console opens.
  3. Choose the DHCP server that you simply need to handle within the console tree.
  4. From the Motion menu, click on AllTasks, and select between the next choices:
    • Begin, to start out the DHCP service.
    • Cease, to cease the DHCP service.
    • Pause, to pause the DHCP service.
    • Resume, to proceed the DHCP service after it was paused.
    • Restart, to cease after which routinely restart the DHCP service.

The right way to change the change the standing of the DHCP service from the command-line

Use the next instructions to handle the DHCP service from the command-line:

  • Internet Begin Dhcpserver
  • Internet Cease Dhcpserver
  • Internet Pause Dhcpserver
  • Internet ContinueDhcpserver

Learn how to create a superscope administration entity

  1. Open the DHCP console.
  2. Proper-click the DHCP server in theconsole tree, and choose New Superscope from the shortcut menu.
  3. The New Superscope Wizard begins.
  4. On the intial web page of the NewSuperscope Wizard, click on Subsequent.
  5. On the Superscope Identify web page,present a reputation for the brand new superscope. Click on Subsequent.
  6. On the Choose Scopes web page, selectone or quite a few scopes that you simply need to be a part of the brand new superscope.Click on Subsequent.
  7. On the Finishing the NewSuperscope Wizard web page, click on End to create the brand new superscope.
  8. Confirm that the newly created DHCPsuperscope is displayed within the DHCP console.
  9. You now should activate the newsuperscope.
  10. Proper-click the superscope within the console tree, and choose Activate from the shortcut menu to activate it.

Tips on how to view and analyze DHCP statistical info

To view statistical info in your DHCP servers:

  1. Open the DHCP console.
  2. Within the console tree, right-click the DHCP server, after which click on Show Statistics from the shortcut menu.
  3. The Statistics dialog field opens,displaying the knowledge on:
    • The scopes configured for the DHCP server.
    • Info on the DHCP lease course of messages.
    • IP handle utilization and availability.

The server statistic headers that are displayed within the Statistics dialog field are listed under:

  • Begin Time; time when the DHCP service began.
  • Up Time; indicatesthe time from the final time when the DHCP service was began.
  • Discovers; indicatesthe variety of DHCPDISCOVER messages that was acquired.
  • Gives; signifies the variety of DHCPOFFER messages that was despatched.
  • Requests; indicatesthe variety of DHCPREQUEST messages that was acquired.
  • Acks; signifies the variety of DHCPACK messages that was despatched.
  • Nacks; signifies the variety of DHCPNACK messages that was despatched.
  • Declines; signifies the variety of DHCPDECLINE messages that was acquired.
  • Releases; signifies the variety of DHCPDISCOVER messages that was acquired.
  • Complete Scopes;signifies the variety of DHCP scopes that are configured for this specific DHCP server.
  • Complete Addresses; indicatesthe variety of IP addresses which are out there within the scopes which are configuredfor the DHCP server.
  • In Use; signifies the variety of IP addresses which are getting used.
  • Out there; signifies variety of IP addresses which might be obtainable.

You may as well view statistical info on the DHCP server within the DHCP server logs.

Methods to view statistical info on a selected scope:

  1. Open the DHCP console.
  2. Within the console tree, right-click the scope that you simply need to view statistical info on, and choose ScopeStatistics from the shortcut menu.
  3. Info is displayed on the next:
    • The full variety of IP addresses within the specific scope.
    • The variety of IP addresses within the scope which are getting used.
    • The variety of IP addresses within the scope which are obtainable.

Easy methods to refresh DHCP statistical info:

  1. Open the DHCP console.
  2. Within the console tree, right-click the DHCP server for which you need to refresh statistical info, after which choose Properties from the shortcut menu.
  3. On the Common tab, choose the Mechanically Replace Statistics Each: checkbox.
  4. Use the Hours and Minutes packing containers to specify when the statistical info ought to be refreshed.
  5. Click on OK.

Backing up the DHCP Server Database

Backing up the DHCP database on the DHCP server is necessary as a result of it lets you recuperate a misplaced or corrupted DHCP database. With Home windows Server 2003, the next strategies are supported for backing up the DHCP server database:

  • Manually again up the DHCP database through the use of the DHCP console.
  • Schedule an automated again up of the DHCP database.

When the DHCP database is backed up, the contents of your complete database is backd up: This consists of the next key info:

  • Scope info,multicast scope info, and superscope info.
  • DHCP leases.
  • DHCP reservations.
  • DHCP choices,together with,
    • Server choices
    • Scope choices
    • Class choices
    • Reservation choices

When manually backing up the DHCP database:

  • The DHCP service solely must be stopped in case you are planning to maneuver the database to a special DHCP server.
  • The situation for the backup folder needs to be an area listing.

How one can manually again up the DHCP database

  1. Open the DHCP console.
  2. Proper-click the DHCP server that accommodates the database that you simply need to again up, and choose Backup from the shortcut menu.
  3. When the Browse For Folder dialogbox opens, choose the folder to which the DHCP database ought to be backedup.
  4. Click on OK.

The way to restore the DHCP database :

  1. Open the DHCP console.
  2. Proper-click the DHCP server for which you need to restore the DHCP database, and choose Restore from the shortcut menu.
  3. When the Browse For Folder dialogbox opens, choose the folder that accommodates the again up of the database that you simply need to restore.
  4. Click on OK.
  5. Click on Sure when prompted to confirm that the DHCP database have to be restored instantly, and that the DHCP service could be stopped and restarted.

Easy methods to restore and compact the DHCP database

Home windows Server 2003 consists of the jetpack command-line utility which can be utilized to:

  • Restore anin constant or corrupt DHCP database
  • Compact the DHCP database (offline)

It is suggested to carry out an offline compaction of the DHCP database when the database measurement is over 30 MB.

The syntax for jetpack.exe is:

  • jetpack database_nametemporary_database_name

To restore the DHCP database utilizing Jetpack.exe,

  1. Click on Begin, Run, and enter cmd within the Run field.
  2. Find the DHCP database listing.
  3. Enter internet cease dhcp.
  4. Enter jetpack dhcp.mdb
    • ; identify and site of the momentary file that’s for use to restore the DHCP database.
  5. Enter internet begin dhcp.

Methods to transfer a DHCP database to a special DHCP server

  1. Open the DHCP console.
  2. Proper-click the DHCP server whose database you need to transfer to a unique server, and choose Backup from the shortcut menu.
  3. When the Browse For Folder dialogbox opens, choose the folder to which the DHCP database ought to be backedup.
  4. Click on OK.
  5. To stop the DHCP server from allocating new IP addresses to shoppers as soon as the DHCP server database is backed up, you must cease the DHCP server.
  6. Open the Providers console.
  7. Double-click the DHCP server.
  8. When the DHCP Server Properties dialog field opens, choose Disable from the Startup Sort drop down record.
  9. Proceed to repeat the folder which accommodates the backup to the vacation spot DHCP server.
  10. You now have to revive the DHCP backup on the vacation spot DHCP server.
  11. Open the DHCP console.
  12. Proper-click the vacation spot DHCP server for which you need to restore the DHCP database, and choose Restore from the shortcut menu.
  13. When the Browse For Folder dialogbox opens, choose the folder that accommodates the again up of the database that you simply need to restore.
  14. Click on OK.
  15. Click on Sure when prompted to revive the database, and to cease and restart the DHCP service.

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