Windows Server 2012 Network Administration

1. To see the information present in the cache type the command “Ipconfig /displaydns” 2. To clear the cache information type the command “Ipconfig /flushdns”

1. Root hints contain the information of 13 root servers 2. Open DNS Right click the system name select Properties select Root Hints

1. In SYS1 create a zone with the domain name Ex: Microsoft.com with host and alias records. 2. In SYS1 open the command prompt and type ping www.Microsoft.com 3. There will be a reply from 10.0.0.1 4. In SYS2 assign the IP Address and Preferred DNS as 10.0.0.2 5. In SYS2 open the command prompt and type ping www.Microsoft.com 6. There will not be any reply because the information is in 10.0.0.1 7. If SYS2 has to resolve the query then configure forwarders in SYS2 properties. 8. Open DNS in SYS2 Right click SYS2 select properties select forwarders click Edit. 9. Mention the IP address of primary zone click OK click OK. 10. In SYS2 open the command prompt and type ping www.Microsoft.com 11. There will be a reply from 10.0.0.1

1. In SYS1 create a zone with the name Ex: MCITP.COM with host and alias records. 2. In SYS1 open the command prompt and type ping www.MCITP.COM 3. There will be a reply from 10.0.0.1 4. In SYS2 assign the IP Address and Preferred DNS as 10.0.0.2 5. In SYS2 open the command prompt and type ping www.MCITP.COM 6. There will not be any reply because the information is in 10.0.0.1 7. If SYS2 has to resolve the query then configure forwarders in SYS2 properties. 8. Go to DNS dialog box in SYS2Right click conditional forwarders select New conditional forwarders 9. Mention the DNS Domain as MCITP.COM and add the IP address of primary zone. 10. In SYS2 open the command prompt and type ping www.MCITP.COM 11. There will be a reply from 10.0.0.1 Note: Only MCITP.COM names can be resolved with the above process.

1. Go to Start, select DNS. 2. In the DNS dialog box, expand the DNS server’s name in the left pane, right click Forward Lookup Zones select New Zone 3. Click Next Accept the default option of “Primary Zone” and Select the check box for "Store the zone in Active Directory"click Next. 4. In AD Zone Replication Scope, Select the “To all DNS servers in Active directory domain”click Next. 5. Give the Zone Name same as the Domain Name (Ex: Microsoft.com), click Next. 6. Select “Allow only secure and dynamic update” click Next Finish. Verification: 1. Verify for the Service records in Microsoft.com zone. NOTE: Service records are available only for the zone with the domain name. 2. In DC by default the service records are created in the DNS server in the zone with domain name. Note: To get the missing records restart the services Netlogon and DNS Server. 3. Go to Start, type Services in Search Apps, and select Services 4. Right click Netlogon and click Restart, ...

SYS1-CONFIGURATION 1. Log on to SYS1 and create a primary zone Msn.com along with host and alias records. SYS2-CONFIGURATION 1. Log on to SYS2 and Go to Start, select DNS. 2. In the DNS dialog box, Expand DNS Server name in the left pane, right click Forward Lookup Zones Select New Zone Next 4. Select Stub zone Next 5. Give the name of primary zone (Msn.com) click Next. 6. Give the IP address of primary zone Ex: 10.0.0.1click Next. 8. Click Next Finish. 9. Refresh the stub zone and verify for records.

SYS1 - CONFIGURATION 1. In SYS1 one primary zone should be present. E.g.: Yahoo.com SYS2 - CONFIGURATION 2. Go to Start, select DNS. 3. In the DNS dialog box, expand the DNS server’s name in the left pane. Right click Forward Lookup Zones select New Zone Next 4. Select Secondary zone Next. 5. Give the name of primary zone click Next. 6. Give the IP address of primary zone Ex: 10.0.0.1click Next. 7. Click Next Finish. Allow zone transfers to secondary zone SYS1-CONFIGURATION 1. Go to Start, select DNS. 2. In the DNS dialog box, expand the DNS server’s name in the left pane  Expand Forward Lookup Zone right click primary zone select Properties. 3. Select Zone Transfers Tab check the box for Allow zone transfers select Only to the following servers. 4. Click Edit and mention the Computer IP Address of secondary zone. Click Notify Select to the following servers and mention the Computer IP Address of secondary zone. 5. Click Apply OK Again Click Apply OK. ...

1. Go to Start, select DNS. 2. In the DNS dialog box, expand the DNS server’s name in the left pane right click the Reverse Lookup Zones Select New Zone. 3. Click Next 4. Select “Primary Zone” and Remove the check box for "Store the zone in Active Directory", click Next. 5. Check IPv4 Reverse Lookup Zone 6. In the network ID give the first three octets Ex: 10.0.0Next 7. Click Next 8. In dynamic Update Select "Allow both non-secure and secure dynamic update" click Next Finish Creating Pointer Record 1. Go to Start, select DNS. 2. Expand Reverse lookup zone and Right click the zone select New Pointer 3. In the pointer record give the fourth octet click browse double click server name (SYS1) double click Forward Lookup Zone double click the zone name (Yahoo.com) double click the host name (SYS1) OK Verification: 1. Open the command prompt and type nslookup 10.0.0.1

1. Go to Start, select DNS. 2. In the DNS dialog box, Expand the DNS Server name in the left pane, right click the Forward Lookup Zones select New Zone 3. In the welcome to new zone wizard click Next 4. Select “Primary Zone” and Remove the check box for "Store the zone in Active Directory", click Next. 5. In the Zone Name screen, type in the name of the zone you are creating. This name is usually the FQDN of the DNS domain that the zone will contain, such as YAHOO.COM click Next. 6. The Zone File screen appears. In this screen, you can either create a new zone file for the new zone, or configure the new zone to use an existing file. Click Next. 7. In dynamic Update Select "Allow both non-secure and secure dynamic update"click Next. 8. The Completing the New Zone Wizard screen appears. Click Finish. 9. In the DNS Console, the new zone you created appears in the right pane. 1. Go to Start, select DNS. 2. Right click the zone and select New Host. 3. En...

DOMAIN NAMING SYSTEM (DNS) Prerequisites: Before working on this lab, you must have 1. A computer running windows 2012 server or Domain Controller. 2. A computer running windows 2012 server. Domain:MICROSOFT.COM SYS1 Domain Controller IP Address 10.0.0.1 Subnet Mask 255.0.0.0 Preferred DNS 10.0.0.1 SYS2 DNS Server Member Server / DNS Server IP Address 10.0.0.2 Subnet Mask 255.0.0.0 Preferred DNS 10.0.0.2 SYS1 -CONFIGURATION 1. Select Click Server Manager. 2. In the Server Manager Console, Select Add roles and features 3. In Before you begin page, click Next. 4. Select Role-based or feature-based installation and click Next. 5. Select a server (sys1.Microsoft.com) from the server pool and click Next. 6. Check box DNS Server, click Next Next Install  Finish. Note: On Domain Controller, by default DNS Server Role will be installed. On Member Server we have to install the DNS Server Role Manually using the same process.

SYS2 - CONFIGURATION 1. Install DHCP Server Role on SYS2 and Do not Authorize the Server. SYS1 - CONFIGURATION 2. Go to DHCP console In left pane, expand Server name Expand IPv4 right click Scope select Configure Failover 3. In Introduction to DHCP Failover wizard, click Next. 4. Click Add Server to add the Failover Server. 5. In Add Server, Browse and Select the server (sys2.microsoft.com), click OK. 6. Select the Mode, Enable Message Authentication and enter Shared Secret, Next. 7. To Complete the Failover, click Finish. 8. Verify the Summary to be Successful. SYS2 - CONFIGURATION 1. Go to Server Manager Dashboard, select notification flag, Complete DHCP Configuration. 2. In DHCP Post-Install configuration wizard, click Next. 3. Click Commit, to Authorize the DHCP server sys2.microsoft.com 4. Verify the summary and click Close. Verification: 1. Go to DHCP console and verify the scope replicated from sys1

1. Go to DHCP console right click the server name select Backup 2. Select the Location to save the backup file OK 3. Delete the Existing scope 4. In DHCP Console right click the server name select Restore. 5. Select the location of file for Restoration. 6. Click Yes. 7. Click OK and for the Scope restored in DHCP Console.

1. Go to Start, select DHCP. 2. In the left pane of the DHCP Console, expand the Scope Right click Reservation Select New Reservation 3. Type in a name for the reservation in the “Reservation name” text box. Then, in the “IP address” text box, mention the IP address that you want to be reserved. Then, enter the MAC address of the network adapter of the computer for which the reservation is being made in the box provided click add click Close. Note: To Know the MAC or Physical address of the client type ipconfig /all or getmac in command prompt of client computer. Check the output in the client computer (SYS2). 4. In the command prompt type ipconfig /release and ipconfig /renew.

1. Go to Start, select DHCP. 2. Expand the System name right click IPv4 select New Scope 3. The New Scope wizard starts, click Next. 4. Enter Name and a Description for the scope and click Next. 5. Enter the IP Address Range to be leased to clients, click Next. Note: Mention the scope range in the same network of DHCP server. 6. To exclude IP addresses, enter the Start and end IP address, click Add. Click Next. 7. In the Lease Duration screen, you can Increase or Decrease the value, click Next. 8. In the Configure DHCP Options screen, choose Yes, to configure DHCP options for this scope (such as routers, DNS, and WINS settings) now. Click Next. 9. In the Router (Default Gateway) screen, enter the IP address of the router that will function as the default gateway for this scope clients and click Add. Or, if you don’t have a Router in your network, just click Next. 10. In the Domain Name and DNS Servers screen enter the name of the Parent Domain & IP address of the DNS s...

DYNAMIC HOST CONFIGURATION PROTOCOL (DHCP) Prerequisites: Before working on this lab, you must have 1. A computer running windows 2012 server or Domain Controller. 2. A computer running windows 2012 server or windows 7. Domain:MICROSOFT.COM SYS1 Domain Controller IP Address 10.0.0.1 Subnet Mask 255.0.0.0 Preferred DNS 10.0.0.1 SYS2 DHCP Server Member Server / Client IP Address 10.0.0.2 Subnet Mask 255.0.0.0 Preferred DNS 10.0.0.1 SYS1 - CONFIGURATION 1. Click Server Manager. 2. In the Server Manager Console, Select Add roles and features 3. In Before you begin page, click Next. 4. Select Role-based or feature-based installation, click Next. 5. Select a server (sys1.Microsoft.com) from the server pool and click Next. 6. In select server roles, check the box DHCP Server and click Next. 7. In select features, click Next. 8. Click Next. 9. Check Restart the destination server automatically if required and click Install. 10. Select Complete DHCP configuration....