Wavetek ANT-20 Operating Manual

Also see for ANT-20: Operating manual Operating manual Operating manual Operating manual Operating manual

Contents

Wavetek ANT-20 Operating Manual Manual pdf 3 page image

ANT-20/ANT-20E STM-1 mappingiContentsSpecifications1 STM-1 Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-11.1 General information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-11.2 Tributary channel numbering. . . . . . . . . . . . . . . . . . . . . . . . . S-21.3 Scrambling/Descrambling . . . . . . . . . . . . . . . . . . . . . . . . . . . S-21.4 Overhead generation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-31.4.1 Section Overhead (SOH) . . . . . . . . . . . . . . . . . . . . . . . . . . . S-31.4.2 STM-1 error insertion (anomalies). . . . . . . . . . . . . . . . . . . . . S-41.4.3 STM-1 alarm generation (defects). . . . . . . . . . . . . . . . . . . . . S-51.4.4 Pointer action generation . . . . . . . . . . . . . . . . . . . . . . . . . . . S-61.4.5 STM-1 error measurements (anomalies) . . . . . . . . . . . . . . . S-91.4.6 STM-1 alarm detection (defects) . . . . . . . . . . . . . . . . . . . . . S-101.4.7 Measurement of AU and TU pointer actions . . . . . . . . . . . . S-111.4.8 VC-4 Path Overhead (POH), High Order . . . . . . . . . . . . . . S-121.4.9 VC-3 Path Overhead (POH), High Order . . . . . . . . . . . . . . S-131.4.10 Evaluation of Section Overhead (SOH) andVC-4/VC-3 Path Overhead (POH). . . . . . . . . . . . . . . . . . . . S-141.5 C-12 mapping (2 Mbit/s in STM-1, AU-3/AU-4). . . . . . . . . . S-151.5.1 VC-12 Path Overhead contents . . . . . . . . . . . . . . . . . . . . . S-161.5.2 VC-12 error insertion (anomalies) . . . . . . . . . . . . . . . . . . . . S-161.5.3 VC-12 alarm generation (defects) . . . . . . . . . . . . . . . . . . . . S-171.5.4 VC-12 error measurements (anomalies) . . . . . . . . . . . . . . . S-171.5.5 VC-12 alarm detection (defects) . . . . . . . . . . . . . . . . . . . . . S-181.5.6 VC-12 Path Overhead evaluation . . . . . . . . . . . . . . . . . . . . S-181.6 C-3 mapping (34/45 Mbit/s in STM-1, AU-3/AU-4) . . . . . . . S-191.6.1 VC-3 Path Overhead contents (Low Order) . . . . . . . . . . . . S-201.6.2 VC-3 error insertion (anomalies) . . . . . . . . . . . . . . . . . . . . . S-201.6.3 VC-3 alarm generation (defects) . . . . . . . . . . . . . . . . . . . . . S-211.6.4 VC-3 error measurement (anomalies). . . . . . . . . . . . . . . . . S-211.6.5 VC-3 alarm detection (defects) . . . . . . . . . . . . . . . . . . . . . . S-221.6.6 VC-3 Path Overhead evaluation . . . . . . . . . . . . . . . . . . . . . S-221.7 C-4 mapping (140 Mbit/s in STM-1/STS-3c) . . . . . . . . . . . . S-23