This Article explain the steps for replacing RE-S-1800X4  with RE-S-2X00X6

Hardware change from RE-S-1800X4  to RE-S-2X00X6

This are the procedures replace the RE-S-1800X4  with RE-S-2X00X6

• Take a recovery snapshot from both REs incase if we need to rollback.
  • request system snapshot recovery
• Capture the rescue config
  • request system configuration rescue save
• Copy the rescue configuration to USB.
• Power off both routing engines
  • request system power-off both-routing-engines
• Once both is offline, Pull out the REs.
• Insert the new RE-S-2X00X6.
• Connect a bootable USB with target Junos version
• Let both RE boot up to the target version.
• Connect the USB where we have the rescue config file saved.
• Mount the USB and copy the rescue config to the RE.
• Once the file is copied load the config from rescue file.
  • load override <file_name>
  • commit synchronize
• once the config is loaded, enable back the redundancy options (GRES & NSR)