1-Port T1/E1 Mini-Physical Interface Module Supported Loopback Diagnostics

• Local, remote, payload
• Test patterns (BERT)
• All ones
• All zeros
• Alternating ones and zeros (AA/55)
• 1:3 or 1-in-4 pattern
• 1:7 or 1-in-8 pattern
• 3:24 - 3 bits set in every 24 bits
• QRSS20 (Modified PRBS 2^20-1, with 14 zero suppression)
• PRBS 2^7-1 - PRBS 2^9-1 (as specified in ITU-T O.153)
• PRBS 2^11-1 (as specified in ITU-T O.153)/2047 pattern
• PRBS 2^15-1 (as specified in ITU-T O.151/O.153)
• PRBS 2^20-1 (as specified in ITU-T O.153)
• Programmable word or 32-bit programmable pattern
• Network (T1) alarms
• LOS, LOF, AIS, YLW

Related Documentation

• 1-Port T1/E1 Mini-Physical Interface Module Overview
• 1-Port T1/E1 Mini-Physical Interface Module Hardware Specifications
• 1-Port T1/E1 Mini-Physical Interface Module Network Interface Specifications
• 1-Port T1/E1 Mini-Physical Interface Module Supported Standards
• 1-Port T1/E1 Mini-Physical Interface Module Key Features
• 1-Port T1/E1 Mini-Physical Interface Module LEDs
• 1-Port T1/E1 Mini-Physical Interface Module Basic Configuration