Following are the options specific to DB2:
Connection Name: Enter a unique Connection Name. This fields accepts letters, numbers, and symbols.
SSL: For an additional layer of security, check the SSL (Secure Socket Layer) checkbox.
Hostname: Enter the Hostname of the DB2 database or select from the list of available IPs. You can also search for the hostnames and IP addresses of databases by Find DBMS/Tasks.
IP Address: Enter the IP Address for the connection.
Port Number: Enter the Port Number for establishing a connection. You can also edit the port number later, if required.
Database Name: Enter the name of the database.
Username: Enter the database username.
Password: Enter the database password.
Use Connection String: A Connection String specifies the information about the data source and the means of connecting to it. Check the Use Connection String checkbox and provide the connection string. Use this option if you want to secure the connection using connection string instead of SSL.
Connection Attribute: Select the attribute name from the Connection Attribute drop-down. This functionality allows you to add tags to the created connection.
To proceed further for remaining steps, refer Step 3 in RDBMS Masking Connection.