Pointer
Error/Alarm
detection
Monitor
Pointer analyze
Manual, Rate (For ERR-TRANS)
Manual :
Burst length : 1 to 8000 (bit) (Excluding Pattern error)
Burst length : 1 to 4000 (bit) (For Pattern error)
Rate:
1*10
-3
, 1*10
-4
, 1*10
-5
, 1*10
-6
, 1*10
-7
, 1*10
-8
, 1*10
-9
, 1*10
-10
The available highest rate varies depending on the error item.
Alternate :
(Excluding Pattern error)
Error : 1 to 8000 (Frame)
Normal : 1 to 8000 (Frame)
(For Pattern error)
Error : 1 to 4000 (bit)
Normal : 100 to 4000 (bit)
AU-4, AU-3, TU-3, TU-12, TU-11
Test Sequence :
No Test Sequence
Single Alternating
Regular + Double
Regular + Missing
Double Alternating
Movement :
Positive
Negative
Burst: 1 to 100
Jump :
NDF: Including NDF or Excluding NDF
Pointer Value: 0 to 782(AU-4/AU-3) or 764(TU-3) or 139(TU-12) or
103(TU-11)
Alarm detection
LOS, LOF, OOF, MS-AIS, MS-RDI,AU-AIS, AU-LOP, HP-PLM, HP-TIM, HP-RDI,
HP-UNEQ, TU-AIS, TU-LOP, TU-LOM, LP-PLM, LP-TIM, LP-RDI, LP-UNEQ, TC-
AIS, HP-TC-RDI, HP-TC-ODI, HP-TC-UNEQ, TC-TIM, TC-LTC, TC-AIS, TC-RDI,
TC-ODI, TC-UNEQ, LSS
Display : Second (Resolution : 1 second)
Error Detection
A1A2, B1, B2, MS-REI, B3, HP-REI, V5/B3, LP-REI, TC-IEC, TC-BIP-2, TC-REI,
TC-OEI, Pattern error, Pattern block error for G.826
Display : Count, Ratio
Signal level:
dBm (Excluding STM-1e)
dB (For STM-1e)
Deviation: ppm (Resolution: 1 ppm)
Bit rate: bit/s
Pointer value: AU-PTR, TU-PTR
Element : Negative, Positive
Graph : Pointer movement