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86
Chapter 5 Graphing statistics in Device Manager
Table 25
Table 25 Section tab fields
Field
ESs
SESs
SEFSs
CVs
Viewing Line statistics
To display Line statistics:
1
On the device view, right-click the port.
2
Choose Graph Port.
The graphSonetPort dialog box opens with the POS statistics tab displayed
(Figure 25 on page
3
Click the Line tab.
The Line tab opens
Figure 29 graphSonetPort dialog box — Line tab
Table 26
209564-A
describes the fields in the Section tab.
Description
Errored Second (ES) is a second with one or more Coding Violations
or one or more incoming defects, for example, SEF, LOS, AIS, LOP.
Severely Errored Second (SES) is a second with x or more CVs, or a
second during which at least one or more incoming defects.
Severely Errored Framing Second (SEFS) is a second containing one
or more SEF events.
Coding Violations (CV) are Bit Interleaved Parity (BIP) errors that are
detected in the incoming signal. CV counters are incremented for
each BIP error detected.
81).
(Figure
describes the fields in the Line tab.
29).
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