BUFFER UNAVAILABLE ERRORS Number of times that the underlying framing level has indicated system buffer unavailability to the Data Link layer. CRC ERRORS RECEIVED Number of frames received with a bad CRC. DATA OCTETS RECEIVED Number of data octets received from the remote station. This value does not include retransmissions. DATA OCTETS SENT Number of data octets sent to the remote station. This value does not include retransmissions. DATA PDUS RECEIVED Number of I-frames received from the remote station. This value does not include retransmissions. DATA PDUS SENT Number of I-frames sent to the remote station. This value does not include retransmissions. FRMRS RECEIVED Number of FRMR frames received. FRMRS SENT Number of FRMR frames generated as a result of invalid incoming frames. POLLS RECEIVED Number of command frames received with the P-bit set. REJS RECEIVED Number of REJ frames received. REJS SENT Number of REJ frames transmitted. RNRS RECEIVED Number of RNR frames received. RNRS SENT Number of RNR frames transmitted. TIMES ACKNOWLEDGE TIMER EXPIRED Number of times the local acknowledge timer has expired. TIMES LINK HALTED Number of times the link halt event has been generated. TIMES LINK INITIALIZING Number of times the link initializing event has been generated. TIMES LINK INOPERATIVE Number of times the link inoperative event has been generated. TIMES LINK MAINTENANCE Number of times the link maintenance event has been generated. TIMES LINK RESETTING Number of times the link reset event has been generated. TIMES LINK RUNNING Number of times the link running event has been generated. TIMES LINK SETUP FAILED Number of times the link setup failure event has been generated. TIMES LINK STATE CHANGED Number of times a link state transition has occurred. TIMES PDU RECEIVE OVERRUN Number of times a physical line indicated an overrun condition to the Data Link layer. TIMES PDU TRANSMIT FAILED Number of times an attempt to transmit a frame has failed.