Returns a list of DBSubnetGroup descriptions. If a DBSubnetGroupName is specified, the list will contain only the descriptions of the specified DBSubnetGroup.
For an overview of CIDR ranges, go to the Wikipedia Tutorial .
 Declaration Syntax
 Declaration Syntax| C# | 
DescribeDBSubnetGroupsResponse DescribeDBSubnetGroups()
 Return Value
 Return ValueThe response from the DescribeDBSubnetGroups service method, as returned by AmazonRDS.
 Exceptions
 Exceptions| Exception | Condition | 
|---|---|
| DBSubnetGroupNotFoundException |