Which one of the following statements about the Net-Net 4000 is TRUE?

When the status LED, which is located on the front of the chassis control panel is lit yellow, it is an indication that the Net-Net system is experiencing a major malfunction such as a power supply failure.

You can have up to two simultaneous console connections.

By default, you can only Telnet to the wancom0 interface on the Net-Net 4000.

By default, the Net-Net 4000 media interfaces will respond to PING.