Connecting The Ex9253 To External Devices; Connect A Device To A Network For Out-Of-Band Management - Juniper EX9253 Hardware Manual

11. Verify that the status LED on the power supply faceplate is on and steadily lit green. If the LED is
not lit green:
• Verify that the fuse is installed correctly, and turn on the breaker at the battery distribution fuse
board or fuse bay.
• Check the voltage with a meter at the terminals of the power supply for correct voltage level
and polarity.
12. On the external management device, monitor the startup process to verify that the switch has
booted properly.

Connecting the EX9253 to External Devices

IN THIS SECTION

Connect a Device to a Network for Out-of-Band Management | 91

Connect a Device to a Management Console Using an RJ-45 Connector | 92
Connecting the EX9253 Switch to External Clocking and Timing Devices | 94
Configuring Clock Synchronization Interface on EX9251 and EX9253 Switches | 95
Connect a Device to a Network for Out-of-Band Management
Ensure that you have an Ethernet cable that has an RJ-45 connector at either end.
91 shows the RJ-45 connector of the Ethernet cable supplied with the device.
Figure 32: RJ-45 Connector on an Ethernet Cable
Figure 32 on page
91