Juniper M Series - M320 Router Major Hardware Components

Figure 27: M40 Router Packet Forwarding Engine Components and Data
Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Figure 28: M40e Router Packet Forwarding Engine Components and Data
Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Figure 29: M160 Router Packet Forwarding Engine Components and Data
Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Figure 30: M320 Router Packet Forwarding Engine Components and Data
Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Figure 31: T320, T640, and T1600 Router Packet Forwarding Engine Components
and Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Figure 32: TX Matrix Router Packet Forwarding Engine Components and Data
Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Figure 33: TX Matrix Plus Router Packet Forwarding Engine Components and
Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Figure 34: Routing Engine Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Figure 35: Control Packet Handling for Routing and Forwarding Table
Update . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Chapter 5 Monitoring the Router Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Figure 36: M5 and M10 Router Chassis and Components . . . . . . . . . . . . . . . . . . . 143
Figure 37: M7i Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Figure 38: M10i Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . . 144
Figure 39: M20 Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . . 144
Figure 40: M40 Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . . 145
Figure 41: M40e Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . 145
Figure 42: M120 Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . 146
Figure 43: M160 Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . 147
Figure 44: M320 Router Chassis and Components . . . . . . . . . . . . . . . . . . . . . . . . 147
Figure 45: Front View of the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Figure 46: Front View of the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Figure 47: T640 Router and Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Figure 48: Front View of the T1600 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Figure 49: Rear View of the T1600 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Figure 50: Front View of the TX Matrix Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Figure 51: Rear View of the TX Matrix Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Figure 52: Front View of the TX Matrix Plus Router . . . . . . . . . . . . . . . . . . . . . . . . 155
Figure 53: Rear View of the TX Matrix Plus Router . . . . . . . . . . . . . . . . . . . . . . . . 156
Chapter 6 Monitoring the Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Figure 54: M7i and M10i Router Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Figure 55: M5, M10, M20, M40, M40e, M120 and M160 Router Routing
Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Figure 56: M320 Router Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Figure 57: T320, T640, T1600, and TX Matrix Router Routing Engine . . . . . . . . . . 171
Figure 58: TX Matrix Plus Router Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Figure 59: M5, M10, and M20 Router Routing Engine Location . . . . . . . . . . . . . . . 172
Figure 60: M7i and M10i Router Routing Engine Location . . . . . . . . . . . . . . . . . . . 173
Figure 61: M40 Router Routing Engine Location . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Figure 62: M40e and M160 Router Routing Engine Location . . . . . . . . . . . . . . . . 174
Figure 63: M120 Routing Engine Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Copyright © 2012, Juniper Networks, Inc.xxiv
M Series and T Series Routers Monitoring and Troubleshooting Guide