Black Box LRU4240 - Manual (Page 109)

Dual Trunk E1 Router
Dual Trunk E1 Router User’s Guide TECHNICAL: 0118 96 56 000 97
Test Patterns QRW, 1:1, 1:7, 3:24, All 1s, All 0s, 2-User Programmable 24 Bit Patterns, bit error
injection
Alarm Parameters
E1 Network Port NET Carrier Loss Alarm
NET Sync Loss Alarm
NET AIS Alarm
NET RAI Alarm
CRC, CV, FE Threshold Alarm
Item Diagnostics And Tests