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Cisco 7609 User Manual

Cisco 7609
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32-7
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
78-14064-04
Chapter 32 Configuring PFC QoS
Understanding How PFC QoS Works
Figure 32-3 Ingress LAN Port Layer 2 PFC QoS Features
68001
Ye s
Frame
enters
switch
Port set to
untrusted?
ISL or
802.1Q?
Drop thresholds
Apply
port
CoS
No
No
Ye s
Port set to
trust-ipprec?
Port set to
trust-dscp?
No
No
Port is set to
trust-cos
To
switching engine
Apply
port
CoS
Ethernet ingress port classification, marking,
scheduling, and congestion avoidance
Ye s
Ye s

Table of Contents

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Cisco 7609 Specifications

General IconGeneral
Chassis Slots9
Switch Fabric Capacity720 Gbps
Power Supply OptionsAC or DC
Product TypeRouter
Form FactorRack-mountable
Supported Line CardsVarious Cisco 7600 Series line cards
Operating SystemCisco IOS
ManagementCLI, SNMP
Forwarding Performance400 Mpps
Maximum Power Consumption4000 Watts
RedundancyYes
Interfaces/PortsVarious, depending on line cards installed

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