o  creation time

    Time at which the port was created.

 o  multicast octets received

    Number of multicast user data octets successfully received and
    available to the data-link user.

 o  multicast octets sent

    Number of multicast user data octets successfully transmitted
    using the port.

 o  multicast pdus received

    Number of multicast frames successfully received and available to
    the data-link user.

 o  multicast pdus sent

    Number of multicast frames successfully transmitted using the
    port.

 o  octets received

    Number of user data octets successfully received and available to
    the data-link user.

 o  octets sent

    Number of user data octets successfully transmitted using the
    port.

 o  pdus received

    Number of frames successfully received and available to the data
    link user.

 o  pdus sent

    Number of frames successfully transmitted using the port.

 o  unavailable user buffers

    Number of times no user buffer was available at the port for an
    incoming frame.