Руководство Пользователя для Nortel 4000

Managing Remote Access Concentrators Using Annex Manager

Chapter 3    Determining RAC Status

3-20

The

Interval Errored Seconds

box provides T1 line statistics in the following

categories:

•

Interval Number

 lists each 15-minute interval for which statistics

appear in this box. This column displays a number from 1 to 96,

Current

, or

Total

.

•

Rec. Net. Alarms

(Receive Network Alarms) lists the number of

seconds with alarm events.

•

Error Seconds

 lists the number of seconds with one or more CRC

or OOF errors.

•

Sev. Err. Seconds

 (Severe Error Seconds) lists the number of

seconds with 320 or more CRC or OOF errors.

•

Unavailable Seconds

 lists the number of one-second intervals

during which service was unavailable.

•

Cntrl. Slip Seconds

 (Controlled Slip Seconds) lists the number of

seconds with one or more controlled slips.

•

Bursty Err. Seconds

 (Bursty Error Seconds) lists the number of

seconds with more than one, but less than 320 CRC errors.

•

Sev. Err. Framing Sec.

(Severe Errored Framing Seconds) lists the

number of seconds with 320 or more CRC or OOF errors with a
fatal framing error.

•

Line Err. Seconds

(Line Errored Seconds) lists the number of

seconds with line code violations. This is independent of a
Layer 1 connection having been established.

•

Degraded Minutes

lists the number of minutes (60 consecutive

one-minute intervals) with more than four total errors.