The following monitors are used for monitoring network services and network related processes/operations. 

• DNS Monitor - Verify that the Domain Name Server (DNS) is accepting requests. Verify that the address for a specific domain name can be found.

• FTP Monitor - Verify that a file can be retrieved from a file transfer protocol (FTP) server.
  

• Mail Monitor - Verify that the mail server is accepting requests, and that messages can be sent and retrieved.
  

• Ping Monitor - Verify that specified hosts are available via the network to ensure continuous availability of critical connections.
  

• Port Monitor - Determine whether a service on a port can be connected to.