Nortel Networks 8683POS manual Viewing Line statistics, Describes the fields in the Section tab

86Chapter 5 Graphing statistics in Device Manager

Table 25 describes the fields in the Section tab.

Table 25 Section tab fields

Field	Description
ESs	Errored Second (ES) is a second with one or more Coding Violations
	or one or more incoming defects, for example, SEF, LOS, AIS, LOP.
SESs	Severely Errored Second (SES) is a second with x or more CVs, or a
	second during which at least one or more incoming defects.
SEFSs	Severely Errored Framing Second (SEFS) is a second containing one
	or more SEF events.
CVs	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.

Viewing Line statistics

To display Line statistics:

1On the device view, right-click the port.

2Choose Graph Port.

The graphSonetPort dialog box opens with the POS statistics tab displayed (Figure 25 on page 81).

3Click the Line tab.

The Line tab opens (Figure 29).

Figure 29 graphSonetPort dialog box — Line tab

Table 26 describes the fields in the Line tab.

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