! 91
Chapter 12
Monitoring Key Router Components
You monitor the key router components—the Routing Engine and the Packet
Forwarding Engine—to ensure that the router is handling general routing operations
and is forwarding packets properly. This chapter provides an overview of the these
components and includes the following information:
! Understanding Key Router Components on page 92
! Packet Forwarding Engine on page 92
! Routing Engine on page 104
For information about what components comprise the Packet Forwarding Engine
on each routing platform, see Table 29 on page 93.
For information about monitoring the Routing Engine, see:
! Monitoring the Routing Engine on page 125
! Monitoring Redundant Routing Engines on page 491