Juniper M Series User Manual

NOTE: The Routing Engine RE-M40 has been replaced with RE-333 and
RE-M40 is no longer supported.
See also the End-of-sale and End-of-service Announcement for the M40
routing platform and products at https://www.juniper.net/support/eol/ . End
of life (EOL) indicates that the product has been removed from the price list
and is no longer available for purchase. End of support (EOS) indicates that
no new support contracts are available on these products and the last
contract will expire on the EOS date associated with each product. For more
information about EOS or EOL products, see the product support notification
(PSN) hardware end-of-life announcements.
If you upgrade the Routing Engine housing, the PCMCIA card slot is not accessible and
you must use the LS-120 PC card. If you want to install a new version of the Junos OS,
you must use the LS-120 drive.
You can replace the entire Routing Engine housing or just the Routing Engine.
Figure 62 on page 174 shows the Routing Engine location on the M40e and M160 router.
Figure 62: M40e and M160 Router Routing Engine Location
PCG 0
SFM 0
SFM 1
MCS 0
RE 0
RE 1
MCS 1
SFM 2
SFM 3
PCG 1
PCG 0
SFM 0
SFM 1
MCS 0
RE 0
RE 1
MCS 1
PCG 1
Do not install an SFM in this slot
Do not install an SFM in this slot
M160 router rear
M40e router rear
Routing engines
g004147
Routing engines
Figure 63 on page 175 shows the Routing Engine location on the M120 router.
Copyright © 2012, Juniper Networks, Inc.174
M Series and T Series Routers Monitoring and Troubleshooting Guide

Juniper M Series Specifications

General

Brand	Juniper
Model	M Series
Category	Network Router
Language	English