Troubleshooting IP address changes

Scenario

Internal NIC

External NIC

Actions

Standalone Forefront UAG server

X

X

1. Change the IP address.
   
   
2. Open the Forefront UAG Management console.
   
   
3. On the Admin menu, click Network Interfaces, and then complete the wizard. Ensure that the adapter is configured with the new IP address.
   
   
4. Click Activate.
   
   

Array manager server in array with or without NLB

X

Note:
Changing the internal IP address without breaking up the Forefront UAG array is not possible.

1. Perform an export from the Forefront UAG array manager server.
   
   
2. Disjoin all members from the array.
   
   
3. Change the internal IP address or DIP on the array manager server.
   
   
4. Import the exported configuration settings to the future Forefront UAG array manager server.
   
   
5. Set the Forefront UAG server to be an array manager server.
   
   
6. Join all array members to the array.
   
   
7. Click Activate.
   
   

Member in array with or without NLB

X

X

1. Disjoin the member from the array.
   
   
2. Change the IP address or DIP.
   
   
3. Rejoin the member to the array.
   
   
4. Click Activate.
   
   

Array manager server in array with NLB

X

1. Change the external DIP on the Forefront UAG array manager server.
   
   
2. On the Taskbar, click Start, click Admin Tools, and then open the Network Load Balancing Manager.
   
   
3. In the NLB manager, select the cluster name.
   
   
4. On the Admin menu, click Host, click Properties, and then click Edit. Enter the new external DIP, and then click OK twice.
   
   
5. From the Forefront UAG Management console, on the File menu, click Reload Configuration.
   
   
6. On the relevant trunk, select Use non-integrated NLB, select the IP address showing wildcards, select the new DIP address, click Use Integrated NLB, and then click Activate.