Concatenation Options ANT-20/ANT-20ES-16 Specifications OC-12c/STM-4c2.3 Measurement modes2.3.1 Evaluation of section overhead (SOH), transport overhead (TOH)DisplayEvaluationBit error rate testOutputThe overhead channels are output via the2.3.2 Evaluation of path overhead (POH)2.3.2.1 Contiguous concatenationDisplayComplete SOH, TOH: (four channel-associated part SOH) . . . . . . . . . . . . . . . . . . hexadecimalTrace Identifier J0 (STS-12c SPE/VC-4-4c) . . . . . . . . . . . . . . . . . . . . . . . . . . . ASCII, plain textOverhead Capture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see Section 1“Extended Overhead Analysis”option BN 3035/90.15using pseudo-random bit sequence PRBS11 . . . . . . . . . . . . . . . . . . . . E1, F1, E2 (single byte)using pseudo-random bit sequence PRBS11 . . . . . . . . . . . . .D1 to D3, D4 to D12 (byte group)DCC/ECC interface, socket [21] (V.11) . . . . . . . . . . . . . . . . . . . . . . . . . E1, F1, E2 (single byte)DCC/ECC interface, socket [21] (V.11) . . . . . . . . . . . . . . . . . . . . D1 to D3, D4 to D12, K1 to K2(byte group)Complete POH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hexadecimalTrace Identifier J1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASCII, plain text