5G mobile backhaul/fronthaul, data center interconnect. Security: MACsec encryption on all ports. 2. Pre-Installation Requirements
# Enter configuration mode admin@x1# enter candidate nokia 7250 ixr x1 installation guide
Secure the chassis to the rack using four rack-mounting screws (two on each side). 3.3. Grounding the Chassis 5G mobile backhaul/fronthaul, data center interconnect
| Test | Command | Expected Result | | :--- | :--- | :--- | | | show chassis environment | All sensors within thresholds (Temp < 55°C) | | Power | show system power | Voltage: -48V nominal, Current < 10A per PSU | | Alarms | show alarm summary | No critical or major alarms | | Optics (DOM) | show interface transceiver 1/1/1 | Temperature, Vcc, Tx/Rx power within norm | | Logging | show log | No repeated reset or crc errors | | Fan Speed | show system fan | RPM between 6000–12000, no redundancy lost | no redundancy lost |