Chapter 7. Circuit and Network Redundancy7-2 MX2800 STS-1 User Manual 61200659L1-1NON-REDUNDANT MODEIn Non-Redundant Mode, the MX2800 STS-1 houses only onecontroller card and only one network connection is available. Thereis no failure protection. In the event of a failure, an alarm is initiatedand the front panel LEDs reflect the condition. See Figure 7-1 foran illustration.Figure 7-1. Non-Redundant ModeMX2800 STS-1In this mode, the STS-1 must be connected to the IN and OUT jacksfor NET A.