o  buffer unavailable errors (OpenVMS)

    Number of times that the underlying framing level has indicated
    system buffer unavailability to the Data Link layer.

 o  crc errors received

    Number of frames received with a bad CRC.

 o  creation time

    Time at which the entity was created.

 o  data octets received

    Number of data octets received from the remote station. This
    value does not include retransmissions.

 o  data octets sent

    Number of data octets sent to the remote station. This value does
    not include retransmissions.

 o  data pdus received

    Number of I-frames received from the remote station. This value
    does not include retransmissions.

 o  data pdus sent

    Number of I-frames sent to the remote station. This value does
    not include retransmissions.

 o  frmrs sent

    Number of FRMR frames generated as a result of invalid incoming
    frames.

 o  frmrs received

    Number of FRMR frames received.

 o  polls received

    Number of command frames received with the P-bit set.

 o  rejs received

    Number of REJ frames received.

 o  rejs sent

    Number of REJ frames transmitted.

 o  rnrs received

    Number of RNR frames received.

 o  rnrs sent

    Number of RNR frames transmitted.

 o  times acknowledge timer expired

    Number of times the local acknowledge timer has expired.

 o  times link halted

    Number of times the link halt event has been generated.

 o  times link initializing

    Number of times the link initializing event has been generated.

 o  times link inoperative

    Number of times the link inoperative event has been generated.

 o  times link maintenance

    Number of times the link maintenance event has been generated.

 o  times link resetting

    Number of times the link reset event has been generated.

 o  times link running

    Number of times the link running event has been generated.

 o  times link setup failed

    Number of times the link setup failure event has been generated.

 o  times link state changed

    Number of times a link state transition has occurred.

 o  times pdu receive overrun

    Specifies the number of times a physical line indicated an
    overrun condition to the Data Link layer.

 o  times pdu transmit failed

    Number of times an attempt to transmit a frame has failed.