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OMS 3250

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<strong>OMS</strong><strong>3250</strong>Product DescriptionFULL CONNECTIVITY:TIMING TRANSPARENCYi.e. no slip:TIME SEQUENCE INTEGRITY(concatenated payloads):ASSURED CORRECTNESSOF CROSS-CONNECTIONS:It is possible to connect any input to each free outputEach outgoing switched channel contains the same timinginformation as it did at input port before switchingConcatenated payloads are switched without breaking thetime sequence integrityCorrect cross-connections between the right traffic portsThe switching subsystem can be configured to the following connection types:• Unidirectional• Bi-directional• Broadcast• Drop and Continue for SNCP• Drop and Continue for MS-SPRing• Loopback7.1 LO-VC SwitchingThe integration of a LO-VC Switch inside <strong>OMS</strong><strong>3250</strong> permits Marconi to provide a compact andcost-effective solution for those networks nodes where, in conjunction to a wide HO-switchcapacity, a LO-switch is required (Figure 9).MSH2KMSH2KSTM-n @VC-4/4-ncVC-4/4-ncSWITCHSTM-n @VC-4/4-ncVC-4/4-ncSWITCHSTM-n @VC-4/4-ncSTM-n @VC-4/4-ncVC-4/3/2/1SWITCHSTM-n @HO/LO-VCVC-4/3/2/1SWITCHSTM-n @HO/LO-VCSTM-n @HO/LO-VCFigure 9: Evolution to the integrated LO switchingIssue 1 Copyright – Refer to Page 2 Page 35 of 74

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