Step 1

Log in to Cisco Unified CM IM and Presence Administration in the old clsuter (the telephony cluster).

Step 2

Choose one of the following options, depending on which type of contact list you want to export:

• For Contact List exports, choose Bulk Administration > Contact List > Export Contact List
• for Non-presence Contact List exports, choose Bulk Administration > Non-presence Contact List > Export Non-presence Contact List and skip the next step.

Step 3

Contact Lists only. Select the users for whom you will export contact lists:

1. Under Export Contact List Options, choose the category of users for whom you will export contact lists. The default option is All users in the cluster.

2. Click Find to bring up the list of users and then click Next.

Step 4

Enter a File Name.

Step 5

Under Job Information, configure when you want to run this job:

• Run Immediately—Check this button to export contact lists right away.
• Run Later—Check this button if you want to schedule a time for the job to run.

Step 6

Click Submit.

Step 7

After the export file is generated, download the csv file:

1. Choose Bulk Administration > Upload/Download Files.

2. Click Find.

3. Select the export file that you want to download and click Download Selected.

4. Save the file to a safe location.

Step 8

Repeat this procedure if you want to create another csv export file. For example, if you create an export file for Contact Lists, you may want to create another file for Non-presence Contact Lists.

Step 1

Log in to the Cisco Unified Communications Manager publisher node on the old cluster.

Step 2

From Cisco Unified CM Administration, choose System > Presence Redundancy Groups.

Step 3

Click Find and select a subcluster.

Step 4

Uncheck the Enable High Availability check box.

Step 5

Click Save.

Step 6

Repeat this procedure for each subcluster.

Step 1

Log in to the Cisco Unified CM Administration interface on your telephony cluster.

Step 2

Choose User Management > User Settings > UC Service.

Step 3

Do either of the following:

1. Click Find and select an existing service to edit.

2. Click Add New to create a new UC service.

Step 4

From the UC Service Type drop-down list box, select IM and Presence and click Next.

Step 5

From the Product type drop-down list box, select IM and Presence Service.

Step 6

Enter a unique Name for the cluster. This does not have to be a hostname.

Step 7

From HostName/IP Address, enter the hostname, IPv4 address, or IPv6 address of the IM and Presence central cluster database publisher node.

Step 8

Click Save.

Step 9

Recommended. Repeat this procedure to create a second IM and Presence service where the HostName/IP Address field points to a subscriber node in the central cluster.

Step 1

From Cisco Unified CM Administration, choose User Management > User Settings > Service Profile.

Step 2

Do one of the following:

1. Click Find and select an existing service profile to edit.

2. Click Add New to create a new service profile.

Step 3

In the IM and Presence Profile section, configure IM and Presence services that you configured in the previous task:

1. From the Primary drop-down, select the database publisher node service.

2. From the Secondary drop-down, select the subscriber node service.

Step 4

Click Save.

Step 1

From Cisco Unified CM Administration, choose Query > Bulk Administration > Users > Update Users > Query.

Step 2

From the Filter, select Has Home Cluster Enabled and click Find. The window displays all of the end users for whom this is their Home Cluster.

Step 3

Click Next.

Step 4

Under Service Settings, check the far left check box for each of the following fields to indicate that you want to update these fields, and then edit the adjacent setting as follows:

• Home Cluster—Check the right check box to enable the telephony cluster as the home cluster.
• Enable User for Unified CM IM and Presence—Leave the right check box unchecked. This setting disables the telephony cluster as the provider of IM and Presence.
• UC Service Profile—From the drop-down, select the service profile that you configured in the previous task. This setting points users to the IM and Presence central cluster, which will be the provider of the IM and Presence Service.

Step 5

Complete any remaining fields that you want. For help with the fields and their settings, see the online help.

Step 6

Under Job Information, select Run Immediately.

Step 7

Click Submit.

Step 1

Log in to Cisco Unified CM Administration on the telephony cluster.

Step 2

Choose System > Enterprise Parameters

Step 3

Under SSO And OAuth Configuration, set the OAuth with Refresh Login Flow enterprise parameter to Enabled.

Step 4

If you edited the parameter setting, click Save.

Step 1

Log in to Cisco Unified CM Administration instance for the central cluster.

Step 2

Choose System > Presence Redundancy Groups.

Step 3

Click Find and select an existing subcluster.

Step 4

Uncheck the Enable High Availability check box.

Step 5

Click Save.

Step 6

Repeat this step for each subcluster.

Step 1

Log in to the IM and Presence Service central cluster's database publisher node.

Step 2

From Cisco Unified CM IM and Presence Administration, choose Presence > Inter-Clustering.

Step 3

Click Find and select the migrating cluster.

Step 4

Click Delete.

Step 5

Restart the Cisco XCP Router:

1. Log in to Unified IM and Presence Serviceability and choose Tools > Control Center - Network Services.

2. From the Server list, choose the database publisher node and click Go.

3. Under IM and Presence Services, select Cisco XCP Router and click Restart.

Step 6

Repeat these steps on the migrating cluster.

Step 1

From Cisco Unified IM and Presence Serviceability, choose Tools > Control Center - Network Services.

Step 2

From the Server drop-down, select the central cluster database publisher node, and click Go.

Step 3

Confirm the status of the Cisco Intercluster Sync Agent service. If the service is running or activated, select the adjacent radio button and click Stop.

Step 1

Log into the Cisco Unified CM Administration interface of the IM and Presence centralized cluster. This server should have no telephony configured.

Step 2

Choose User Management > User Phone/Add > Feature Group Template.

Step 3

Do one of the following:

• Click Find and select an existing template
• Click Add New to create a new template

Step 4

Check both of the following check boxes:

• Home Cluster
• Enable User for Unified CM IM and Presence

Step 5

Complete the remaining fields in the Feature Group Template Configuration window. For help with the fields and their settings, refer to the online help.

Step 6

Click Save.

Step 1

From Cisco Unified CM Administration, choose the System > LDAP > LDAP Directory.

Step 2

Do either of the following:

• Click Find and select an existing LDAP Directory sync.
• Click Add New to create a new LDAP Directory sync.

Step 3

From the Feature Group Template drop-down list box, select the feature group template that you created in the previous task. IM and Presence must be disabled on this template.

Step 4

Complete the remaining fields in the LDAP Directory window. For help with the fields and their settings, refer to the online help.

Step 5

Click Save.

Step 6

Click Perform Full Sync.

Step 1

From Cisco Unified CM Administration, choose Bulk Administration > Users > Update Users > Query.

Step 2

From the Filter, select Has Home Cluster Enabled and click Find. The window displays all of the end users for whom this is their Home Cluster

Step 3

Click Next.

Step 4

Under Service Settings, check the left check box for each of the following fields to indicate that you want to update these fields, and then edit the adjacent field setting as follows:

• Home Cluster—Check the right check box to enable this cluster as the home cluster.
• Enable User for Unified CM IM and Presence—Check the right check box. This setting enables the central cluster as the provider of IM and Presence Service for these users.

Step 5

Complete any remaining fields that you want to update. For help with the fields and their settings, see the online help:

Step 6

Under Job Information, select Run Immediately.

Step 7

Click Submit.

Step 1

Log in to Cisco Unified CM IM and Presence Administration on the IM and Presence central cluster.

Step 2

Upload the csv file that you exported from the telephony cluster:

1. Choose Bulk Administration > Upload/Download Files.

2. Click Add New.

3. Click Choose File and select the csv file that you want to import.

4. From the Select the Target drop-down select either of the following: Contact Lists or Non-presence Contact Lists depending on which type of contact list you are importing.

5. From the Select Transaction Type, select the import job.

6. Click Save.

Step 3

Import the csv information into the central cluster:

1. From Cisco Unified CM IM and Presence Administration, do either of the following:

   • For Contact List imports, choose Bulk Administration > Contact Lists > Update Contact Lists.

   • For Non-presence Contact List imports, choose Bulk Administration > Non-presence Contact Lists > Import Non-presence Contact Lists.

2. From the File Name drop-down, select the csv file that you uploaded.

3. Under Job Information, select either Run Immediately or Run Later depending on when you want the job to run.

4. Click Submit. If you chose Run Immediately, the contact lists get imported right away

   Note	. If you chose Run Later, you must go to Bulk Administration > Job Scheduler where you can select the job and schedule a time for it to run.

Step 4

Repeat this procedure if you have a second csv file to import.

Step 1

From Cisco Unified IM and Presence Serviceability, choose Tools > Control Center - Network Services.

Step 2

From the Server drop-down, select the IM and Presence database publisher node and click Go.

Step 3

Under IM and Presence Services, select the Cisco Intercluster Sync Agent and click Start.

Step 1

Log in to the Cisco Unified CM Administration instance on the IM and Presence central cluster.

Step 2

Choose System > Presence Redundancy Groups.

Step 3

Click Find and select an existing subcluster.

Step 4

Check the Enable High Availability check box.

Step 5

Click Save.

Step 6

Repeat this procedure for each subcluster in the IM and Presence central cluster.

Step 1

Log in to the migrating cluster's IM and Presence database publisher node.

Step 2

From Cisco Unified CM IM and Presence Administration, choose Presence > Inter-Clustering.

Step 3

Click Find and select the peer cluster.

Step 4

Click Delete.

Step 5

Restart the Cisco XCP Router:

1. Log in to Unified IM and Presence Serviceability and choose Tools > Control Center - Network Services.

2. From the Server list, choose the database publisher node and click Go.

3. Under IM and Presence Services, select Cisco XCP Router and click Restart.

Step 6

Repeat these steps on the IM and Presence Service peer cluster.