A network administrator receives complaints from the engineering group that an application on one server is not working properly. After further investigation, the administrator determines that source NAT translation is using a different source address after a random number of flows. Which two actions can the administrator take to force the server to use one address?（） (Choose two.)

• A、Use the custom application feature.
• B、Configure static NAT for the host.
• C、Use port address translation (PAT).
• D、Use the address-persistent option.