Note You can create a root server in a DNS namespace by naming a zone with a single dot, “.” When you perform this task, you cannot configure the server to forward queries to another name server .
To create forward and reverse lookup zones, you can use the Configure A DNS Server Wizard. You can also create new zones at any time by using the DNS console. To do so, right-click either the Forward Lookup Zones folder or the Reverse Lookup Zones folder, and then select New Zone, as shown in Figure 3.1. This process launches the New Zone Wizard.
A reverse lookup zone is an authoritative DNS zone. These zones are mainly used to resolve IP addresses to resource names on the network. A reverse lookup zone can be either of the following zones:
*Primary zone
*Secondary zone
*Active Directory-integrated zone
*You want to delegate administration of a DNS domain to a department or branch of your organization.
*You want to improve performance and fault tolerance of your DNS environment . you can distribute DNS database management and maintenance between several DNS servers.
How to Create DNS Zones:
1. Click Start, Administrative Tools, and then click DNS to open the DNS console.
2.Expand the Forward Lookup Zones folder
3. Select the Forward Lookup Zones folder.
4. From the Action menu, select New Zone.
5. The New Zone Wizard initiates.
6. On the initial page of the Wizard, click Next.
7. On the Zone Type page, ensure that the Primary Zone. Creates A Copy Of A Zone That Can Be Updated Directly On This Server option is selected. This option is by default selected.
8. Uncheck the Store The Zone In Active Directory (Available Only If DNS Server Is A Domain Controller) checkbox. Click Next.
9. On the Zone Name page, enter the correct name for the zone in the Zone Name textbox. Click Next.
10. On the Zone File page, ensure that the default option, Create A New File With This File Name is selected. Click Next. 1
11. On the Dynamic Update page, ensure that the Do Not Allow Dynamic Updates. Dynamic Updates Of Resource Records Are Not Accepted By This Zone. You Must Update These Records Manually option is selected. Click Next. 1
12. The Completing The New Zone Wizard page is displayed next. 1
13. Click Finish to create the new zone.
How to create a reverse lookup zone
1. Click Start, Administrative Tools, and the select DNS to open the DNS console.
2. Select the appropriate DNS server in the console tree.
3. Right-click the DNS server, and then select New Zone from the shortcut menu.
4. The New Zone Wizard starts.
5. Click Next on the first page of the New Zone Wizard.
6. On the Zone Type page, ensure that the Primary Zone option is selected. Click Next.
7. On the following page, select the Reverse lookup zone option. Click Next.
8. Enter the IP network in the Network ID box, for the domain name that you are creating this new reverse lookup zone for. Click Next.
9. Accept the default zone file name. Click Next.
10. On the Dynamic Update page, select the Allow both nonsecure and secure dynamic updates option, and then click Next.
11. The Completing The New Zone Wizard page is displayed next.
12. Click Finish to create the new reverse lookup zone.
How to create a stub zone
1. Click Start, Administrative Tools, and then click DNS to open the DNS console.
2. Expand the Forward Lookup Zones folder
3. Select the Forward Lookup Zones folder.
4. From the Action menu, select New Zone.
5. The New Zone Wizard initiates.
6. On the initial page of the Wizard, click Next.
7. On the Zone Type page, select the Stub Zone option.
8. Uncheck the Store The Zone In Active Directory (Available Only If DNS Server Is A Domain Controller) checkbox. Click Next.
9. On the Zone Name page, enter the name for the new stub zone in the Zone Name textbox, and then click Next.
10. Accept the default setting on the Zone file page. Click Next.
11. On the Master DNS Servers page, enter the IP address of the master server in the Address text box. Click Next.
12. On the Completing The New Zone Wizard page, click Finish.
How to add resource records to zones
1. Click Start, Administrative Tools, and then click DNS to open the DNS console.
2. In the console tree, select the zone that you want to add resource records to.
3. From the Action menu, select the resource record type that you want to add to the zone. The options are:
*New Host (A)
*New Alias (CNAME)
*New Mail Exchanger (MX)
*Other New Records
4. Select the New Host (A) option.
5. The New Host dialog box opens.
6. In the Name (Use Parent Domain Name If Blank) textbox, enter the name of the new host.
7. When you specify the name of the new host, the resulting FQDN is displayed in the Fully qualified domain name (FQDN) textbox.
8. In the IP Address box, enter the address for the new host.
9. If you want to create an associated pointer (PTR) record, enable the checkbox.
10. Click the Add Host button.
11. The new host (A) resource record is added to the particular zone.
12. A message box is displayed, verifying that the new host (A) resource record was successfully created for the zone.
13. Click OK.
14. Click Done to close the New Host dialog box.
How to create a zone delegation
1. Click Start, Administrative Tools, and then select DNS to open the DNS console.
2. Right-click your subdomain in the console tree, and then select New Delegation from the shortcut menu.
3. The New Delegation Wizard initiates.
4. Click Next on the first page of the New Delegation Wizard.
5. When the Delegated Domain Name page opens, provide a delegated domain name, and then click Next.
6. On the Name Servers page, click the Add button to provide the names and the IP addresses of your DNS servers that should host the delegation
7. On the Name Servers page, click Next.
8. Click Finish.
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