List of Figures
Part 1
Overview of the M40e Multiservice Edge Router
Chapter 2
M40e Hardware Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 1: Front of M40e Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 2: Rear of M40e Chassis with Component Cover in Place . . . . . . . . . . . . . . 10
Figure 3: Rear of M40e Chassis with Component Cover Removed . . . . . . . . . . . . 10
Figure 4: M40e Midplane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 5: Front of M40e Chassis with Four-PIC FPC Installed in Slot FPC0 . . . . . . 15
Figure 6: M40e FPC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 7: M40e Enhanced Plus FPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 8: M40e Packet Forwarding Engine Clock Generator . . . . . . . . . . . . . . . . . . 19
Figure 9: M40e and M160 Router PCG Location . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 10: M40e Packet Forwarding Engine Clock Generator . . . . . . . . . . . . . . . . . 20
Figure 11: M40e Switching and Forwarding Module . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 12: M40e Switching and Forwarding Module . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 13: M40e and M160 Router Host Module Location . . . . . . . . . . . . . . . . . . . 25
Figure 14: M40e and M160 Router Redundant Host Modules . . . . . . . . . . . . . . . . 26
Figure 15: M40e Router Routing Engine Location . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 16: M40e Routing Engine 333 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 17: M40e Routing Engine 600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 18: M40e Miscellaneous Control Subsystem . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 19: M40e and M160 Router MCS Location . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 20: M40e Miscellaneous Control Subsystem . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 21: M40e Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 22: LCD in Idle Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 23: M40e LCD in Alarm Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 24: Connector Interface Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 25: M40e and M160 Router CIP Location . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 26: M40e Routing Engine Interface Ports for Host Module 0 . . . . . . . . . . . 41
Figure 27: M40e Alarm Relay Contacts and BITS Input Ports . . . . . . . . . . . . . . . . 42
Figure 28: M40e Router Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 29: M40e AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 30: M40e DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 31: M40e Circuit Breaker Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 32: Airflow Through the M40e Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 33: M40e Cable Management System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Chapter 4
M40e System Architecture Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 34: System Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 35: Packet Forwarding Engine Components and Data Flow . . . . . . . . . . . . 61
Figure 36: M40e Routing Engine Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
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