Alcatel-Lucent 9500 MXC User Manual page 507

3DB 23063 ADAA - Rev 004 July 2007
IDU 20x: Data Flow with Offline Rx ODU Failure
Figure 8-8.
20xE1 / 16xDS1
Tribs
Expansion Cable
Primary
IDU
ODU
Tx Rx
Tx Rx
ODU
IDU
Primary
Expansion Cable
20xE1 / 16xDS1
Tribs
20xE1 / 16xDS1
Tribs
Secondary
IDU
ODU
Rx
ODU
IDU
Secondary
20xE1 / 16xDS1
Tribs
9500 MXC User Manual
Vol. IV-8-25