參數(shù)資料
型號(hào)： T7698
廠商： Lineage Power
英文描述： Quad T1/E1 Line Interface and Octal T1/E1 Monitor(四T1/E1線接口和八T1/E1監(jiān)控器)
中文描述： 四T1/E1線路接口和八路的T1/E1監(jiān)視器（四個(gè)T1/E1線接口和八T1/E1的監(jiān)控器）
文件頁數(shù)： 72/112頁
文件大?。?/td> 1359K
代理商： T7698
Data Sheet
January 1999
T7698 Quad T1/E1 Line Interface and Octal T1/E1 Monitor
72
Lucent Technologies Inc.
Frame Monitors
(continued)
Alarms and Performance Monitoring
(continued)
Table 45. T7698 Bursty Errored Second Counters Definition
Table 46. T7698 Severely Errored Second Counters Definition
Table 47. T7698 Unavailable Second Counter Definition
* The unavailable state is asserted upon detection of ten consecutive severely errored second events, and is
deasserted upon detection of ten consecutive seconds that were not severely errored.
Errored Event
T7698 Mode
Definition (Within a One-Second Period)
Programmable
x < FER < y
x < CRC-6 errors < y
x < FER < y
CEPT with CRC-ET1 x < CRC-4 errors < y
CEPT with
CRC-ET1 Remote
CEPT with CRC-NT1 x < Sa6 001X code events < y
CEPT with
CRC-NT1 Remote
Counter Size
Hardwired Value
x = 1, y = 8
x = 1, y = 320
x = 1, y = 16
x = 1, y = 915
x = 1, y = 915
Bursty
Errored
Second
(BES)
Events
DS1 (non-ESF)
DS1-ESF
CEPT without CRC
16
x < E bit = 0 events < y
16
x = 1, y = 915
x = 1, y = 915
16
16
x < Sa6 00X1 code events < y
Errored Event
T7698 Mode
Definition (Within a One-Second Period)
Programmable
≥
y FER events or any error condi-
tions
≥
y CRC-6 errors or any error condi-
tions
≥
y FER events or any error condi-
tions
CEPT with CRC-ET1
≥
y CRC-4 errors or any error condi-
tions
CEPT with
CRC-ET1 Remote
ditions
CEPT with CRC-NT1
≥
y Sa6 001X code events or any
error conditions
CEPT with
CRC-NT1 Remote
error conditions
Counter Size
Hardwired Value
y = 8
Severely
Errored
Second
(SES)
Events
DS1 (non-ESF)
16
DS1-ESF
y = 320
CEPT without CRC
y =16
y = 915
≥
y E bit = 0 events or any error con-
y = 915
16
y = 915
16
≥
y Sa6 00X1 code events or any
y = 915
16
Errored Event
Unavailable
Second Events
T7698 Mode
All
Definition
Counter Size
16
A one-second period in the
unavailable state*.
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