Locating and Troubleshooting DHCP, TFTP, and DNS Services on the NonStop Dedicated Service LAN

Changing the DHCP configuration for your LAN, provided you only have two DHCP servers on
the LAN and you know where they are located, should be done through the OSM CLIM Boot
Service Configuration Wizard (see “How to Migrate DHCP, TFTP, and DNS Services” (page 5)).
As part of the migration, the wizard automatically disables the DHCP service on the devices you
are migrating from. However, if you need to disable the DHCP service on a system console because
it is already running on two other sources (consoles or CLIMs):
1. From the Start menu, select Administrative Tools > Services.
2. Select DHCP Server, then right-click and select Stop.
3. Right-click again on the DHCP Server entry, select Properties, and change the Start value from
“Automatic” to “Manual.”
Checking DNS Status on a NonStop System Console
To determine if DNS service is installed and enabled on a console running Windows 2003:
1. From the Start menu, select Manage Your Server.
2. From the “Manage Your Server” window, click Manage this DNS server.
3. In the left pane of the dnsmgmt window, select and expand the name of the console and click
on Forward Lookup Zones. If the DHCP service is running on this system console, then the
8 How To Locate and Troubleshoot DHCP, TFTP, and DNS Services