1 console port - db-9 rs-232 console port for command line interface support.

    2 alarm - lights when the firmware is reset and when certain network traffic conditions occur.

    3 test - lights when the sonicwall is powered up and performing diagnostic tests to check for proper operation. these tests take about 90 seconds. if the test led remains lit after this time, power down the sonicwall and apply power again after a few seconds.

    4 power - lights up when power is applied to the sonicwall.

    there are six ethernet ports: one for the lan port, one for the wan port, and four user-defined ports:

    1 link - lights up when a twisted pair connection is made to another ethernet device on the port. note that the device connected to the sonicwall must support the standard link integrity test.

    2 100 - when the connection is a 100 mbps connection, the 100 light is lit indicating a network speed of 100 mbps.

    3 activity - lights up when the sonicwall transmits or receives a packet through the twisted pair port.