Finishes the asynchronous execution of the DescribeDBSubnetGroups operation.

C# |
DescribeDBSubnetGroupsResponse EndDescribeDBSubnetGroups( IAsyncResult asyncResult )

- asyncResult (IAsyncResult)
- The IAsyncResult returned by the call to BeginDescribeDBSubnetGroups.

Returns a DescribeDBSubnetGroupsResult from AmazonRDS.