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Vmux-2100 Installation and Operation Manual Chapter 7 Monitoring and Statistics Collection
Collecting Statistics 7-11
Table 7-4. Main Link HDLC Statistics Values
Field Description
Rx Total Frames Total number of HDLC packets received
Rx Total Bytes Total number of data octets of all packets received
Rx BSY Error Number of received HDLC packets discarded due to lack of buffer
resources (buffer is busy)
Rx Glitch Error Number of clock glitches in the received packets
Rx DE Error Number of packets received containing DPLL errors
Rx LG Error Number of packets received with frame length violations
Rx NO Error Number of non-octet aligned packets received
Rx AB Error Number of packets received with abort sequence violations (7 or
more consecutive ones)
Rx CR Error Number of packets received containing CRC errors
Rx OV Error Number of overrun errors in the received packets
Tx Total Frames Total number of HDLC packets transmitted
Tx Total Bytes Total number of data octets of all packets transmitted
Tx Underrun Error Number of transmitted HDLC packets discarded due to lack of
buffer resources
Tx Glitch Error Number of clock glitches in the transmitted packets
Tx Bandwidth to
TDM – Average
Average TDM bandwidth transmitted during last 12 minutes (or
since last clear)
Tx Bandwidth to
TDM – Max
Peak TDM bandwidth transmitted during last 12 minutes (or since
last clear)
Tx Bandwidth to
Line – Average
Average bandwidth transmitted on the line (adds HDLC flags and
CRC to TDM bandwidth) during last 12 minutes (or since last
clear)
Tx Bandwidth to
Line – Max
Peak bandwidth transmitted on the line (adds HDLC flags and
CRC to TDM bandwidth) during last 12 minutes (or since last
clear)
Tx Queue –
Max Frames
Peak number of packets waiting in the buffer to be transmitted
(since the last clear)
Tx Queue –
Current Frames
Current number of packets waiting in the buffer to be transmitted
Tx Queue –
Free Frames
Number of packets that were discarded due to lack of buffer
resources (since last clear)