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Performance Monitoring

-2

Verilink SCC 2020 User Manual

Definitions

The acronyms shown on the

Performance Monitoring Menu

are

described in Table 4-1 below

Table 4-1 Performance Monitoring Menu Acronyms

One Hour

Network

The One Hour Network function produces screen output which lists

a 24-hour summary for each of the parameters described in Table

4-1 above. Also shown are counts for each of the same alarm

conditions for the preceeding hour, in four 15-minute intervals.

The One Hour Network display looks like:

Figure 4-2 One Hour Network Report

Acronym Meaning

ES Errored Second — any second during which one or more bit

errors have been detected

BES Bursty Errored Seconds — a second having between 2 and

319 CRC-6 error events

Bursty errored seconds are not counted when an SES or UAS is

counted

SES Severely Errored Second — a second with 320 or more CRC-6

error events, or one or more OOF (Out Of Frame) events

UAS Unavailable Second — any second during which an

Unavailable Signal State occurs

An Unavailable Signal State condition is declared after ten

consecutive SES and clears only after ten consecutive seconds

which are not Severely Errored Seconds

LOFC Loss Of Frame Count — an accumulated value equal to the

number of times that a Loss Of Frame has been declared

Loss of frame is declared when either LOS (Loss Of Signal) or

OOF (Out Of Frame) is true for two to three seconds

LOF is cleared only after 10 seconds with LOS and OOF clear

ONE HOUR PERFORMANCE DATA

ONE HOUR PERFORMANCE DATAONE HOUR PERFORMANCE DATA

ONE HOUR PERFORMANCE DATA

4-27-98 14:10:44

4-27-98 14:10:444-27-98 14:10:44

4-27-98 14:10:44

Site Name: Tech Pubs SCC 2020

Site Name: Tech Pubs SCC 2020Site Name: Tech Pubs SCC 2020

Site Name: Tech Pubs SCC 2020

ELEMENT ID 1, 1

ELEMENT ID 1, 1 ELEMENT ID 1, 1

ELEMENT ID 1, 1

Valid Intervals 96 Seconds in Current Interval 464

Valid Intervals 96 Seconds in Current Interval 464Valid Intervals 96 Seconds in Current Interval 464

Valid Intervals 96 Seconds in Current Interval 464

ES UAS BES SES LOFC

ES UAS BES SES LOFCES UAS BES SES LOFC

ES UAS BES SES LOFC

0 0 0 0 0 24 Hour Total

0 0 0 0 0 24 Hour Total0 0 0 0 0 24 Hour Total

0 0 0 0 0 24 Hour Total

0 0 0 0 0 Current Interval

0 0 0 0 0 Current Interval0 0 0 0 0 Current Interval

0 0 0 0 0 Current Interval

0 0 0 0 0 Interval 1

0 0 0 0 0 Interval 10 0 0 0 0 Interval 1

0 0 0 0 0 Interval 1

0 0 0 0 0 Interval 2

0 0 0 0 0 Interval 20 0 0 0 0 Interval 2

0 0 0 0 0 Interval 2

0 0 0 0 0 Interval 3

0 0 0 0 0 Interval 30 0 0 0 0 Interval 3

0 0 0 0 0 Interval 3

0 0 0 0 0 Interval 4

0 0 0 0 0 Interval 40 0 0 0 0 Interval 4

0 0 0 0 0 Interval 4

[1,1] NEAR TAC 2010 >

[1,1] NEAR TAC 2010 >[1,1] NEAR TAC 2010 >

[1,1] NEAR TAC 2010 >

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