Hec-Based Mapping - Wavetek ANT-20 Operating Manual

ATM Mappings
7.2

HEC-based Mapping

The G.704 multiframe is used for HEC-based mapping of ATM cells into 44.736 Mbit/s as per
G.804.
7.2.1 Alarm generation (defects)
Defect
AIS_DS3
IDLE_DS3
LOF_DS3
YELLOW_DS3 (RDI)
Table S-15
7.2.2 Error insertion (anomalies)
Error type, anomaly
FE_DS3
Parity_DS3
FEBE_DS3
Table S-16
7.2.3 Error measurement (anomalies)
Anomaly
FE_DS3, MFE_DS3
P_DS3, CP_DS3
FEBE_DS3
Table S-17
S-12
Alarm generation (defects): Available alarm types
Error insertion (anomalies): Available error types and trigger types
LED
FAS/CRC
-
-
Error measurement (anomalies): LED display of possible anomalies
Sensor
function test
on/off
yes
yes
yes
yes
Single
yes
yes
yes
ANT-20/ANT-20E
Specifications