Figure 238: Routing Engine; Figure 239: Miscellaneous Control Subsystem - Juniper M Series Monitoring And Troubleshooting Manual

M Series and T Series Routers Monitoring and Troubleshooting Guide
436
The host module is comprised of two components: the Routing Engine and the MCS. For
a host module to function, both of these components must be installed and operational.
Figure 238 on page 436 shows the Routing Engine of the host module.

Figure 238: Routing Engine

Figure 239 on page 436 shows the MCS of the host module.

Figure 239: Miscellaneous Control Subsystem

One or two host modules can be installed into the midplane from the rear of the chassis
(see Figure 240 on page 437). The Routing Engine (slot
while slot is above the
RE1
circuit will not be connected.
slot. must use
MCS1 RE0 MCS0
) is below the MCS slot (
RE0
and must use
RE1 MCS1
Copyright © 2012, Juniper Networks, Inc.
),
MCS0
or the