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# Modify remote storage system

Network-attached storage is a file-level storage architecture that makes stored data more accessible to networked devices.

## Prerequisites

See Roles and associated permissions to determine the user roles that can perform this task.

If new source storage resources were added, or existing source storage resources were deleted or modified after you add a remote system and before you create an import session to the source system, you need to re-discover the source storage system resources. Select the relevant remote system and then select Discover to re-discover the source system resources.

## About this task

See Understanding PowerMax File for storage systems for an overview of PowerMax File.

## Steps

1. Select a storage system that supports PowerMax File migration.
2. Select Data Protection > File Migration.
3. Select Remote Systems, select a remote system, and click Modify.
   A page listing prerequisites is displayed.
4. Click Next.
5. On the Network Configuration page, view the configuration properties for the selected network.
6. Click Next.
7. On the Register Remote eNAS page, modify any of the following properties:
   - Remote CS IP Address—The management IP address (for connection) of the remote storage system
   - Username—Username
   - Password—Password
8. Click Next.
9. Review the Summary page.
10. Do one of the following:
    - Click Run Now to perform the operation now.
    - Expand Run Now, and click Add to Job List to add this task to the job list, from which you can schedule or run the task at your convenience. For more information, see Schedule jobs and Preview jobs.