System information

Chapter 6 Performance Management User's Manual
6-10 Viewing Ethernet Port Statistics RADview-SC/TDMoIP IPmux-11
Parameter Remarks
SES Severely Errored Seconds
320 or more CRC error events, one or more SEF (OOF), or AIS. OOF defect indicates a
framing bits error.
UAS Unavailable Seconds
Number of seconds that the interface is unavailable. The system is unavailable after
10 continuous SES.
LCV Line Code Violations
For T1:
The sum of BPV and EXZ defects that occurred in a second.
BPV is the occurrence of a zero string greater than 15 (for AMI) or 7 (for B8ZS).
EXZ is the occurrence of a pulse of the same polarity as the previous pulse.
For E1:
The number of code violations. (Two consecutive bipolar violations of the same polarity).
AR Availability Ratio
ESR Errored Seconds Ratio
SESR Severely Errored Seconds Ratio
6.8 Viewing Ethernet Port Statistics
The Ethernet Interface Statistics command enables you to view statistics for the
selected Ethernet port. The aggregate statistics for the port are displayed in a dialog
box. This information is useful for assessing quality of service, for network
troubleshooting and planning purposes.
To view Ethernet interface statistics:
1. Click the User or Network Ethernet interface.
2. Select Statistics > Interface Statistics...
The Ethernet Interface Statistics dialog box appears.