Removing The Routing Engine - Juniper MX960 Hardware Manual

MX960 3D Universal Edge Router Hardware Guide

Removing the Routing Engine

346
NOTE: Nonstop active routing (NSR) and graceful Routing Engine switchover
(GRES) are not supported during the upgrade and they must be temporarily
disabled. Disable NSR by removing the
[ edit routing-options
statement from the [
Removing the Routing Engine on page 346
1.
Installing the Routing Engine RE-S-X6-64G on page 348
2.
Verifying and Configuring the Upgraded Routing Engine as the Master on page 351
3.
4. Verifying and Configuring the Upgraded Routing Engine as the Backup on page 351
To remove the backup Routing Engine from the chassis (see
Figure 141 on page 347, and
On the external management device connected to the Routing Engine, shut down the
1.
host subsystem by using the
Wait until a message appears on the console confirming that the operating system
2.
has halted.
Remove the cables connected to the Routing Engine.
3.
Place an electrostatic bag or antistatic mat on a flat, stable surface. Attach an
4.
electrostatic discharge (ESD) grounding strap to your bare wrist and connect the strap
to one of the ESD points on the chassis.
Verify that the Routing Engine LEDs are off. Loosen the captive screws on the top and
5.
bottom of the Routing Engine.
Grasp the Routing Engine by the ejector handles, and slide it about halfway out of the
6.
chassis.
Place one hand underneath the Routing Engine to support it, and slide it completely
7.
out of the chassis. Place the Routing Engine on the antistatic mat.
NOTE: To maintain proper airflow through the chassis, do not leave an SCB
installed in the chassis without a Routing Engine for extended periods of time.
If a Routing Engine is removed, a replacement Routing Engine should be
installed as soon as possible.
nonstop-routing
] hierarchy level and by removing the
edit chassis redundancy
Figure 142 on page 348):
request system power-off
statement from the
graceful-switchover
] hierarchy level .
Figure 140 on page 347,
command.
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