Replacing A Routing Engine: Usb Flash-Drive Method - Juniper SRX5800 Hardware Manual

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You can replace a Routing Engine on a node in a chassis cluster by using one of the following methods:

Replacing a Routing Engine: USB Flash-Drive Method

The following are the prerequisites and assumptions for this procedure:

Console and SSH access are available.

Firmware package is available on the USB flash drive and the firmware version matches the version of

Junos OS currently installed on the device. Use the show version command to identify the Junos OS

version. You can download the firmware from

The chassis cluster has only two redundancy groups (RG0 and RG1) configured.

This procedure includes the steps for replacing the Routing Engine on node 0 of a chassis cluster setup.

You can follow the same steps to replace the Routing Engine on node 1.

https://support.juniper.net/support/downloads/