An administrator is configuring an LPAR for a NIM installation and is unsure if the 'Ping Test' option within SMS is a required configuration step. Which statement best describes the 'Ping Test' option?（）

• A、The 'Ping Test' is a recommended step to verify the IP information entered into the RIPL SMS panel.
• B、The 'Ping Test' is a mandatory step required to commit the IP information entered into the RIPL SMS panel.
• C、The 'Ping Test' is an optional step to verify network configuration entered into the RIPL SMS panel on older copper-based networks.
• D、The 'Ping Test' is an optional step to verify network connectivity between client and server, where ICMP traffic is allowed on the connecting network.