Backbone Diffserv Configuration (2):GSR QoS Architecture

Rx (rx-cos) side of i/p line card

Tx side (tx-cos) of o/p line card

E2: 128 fromfab Qs

CEF

Input

Ports

Output

Ports

E2: 2048 tofab VOQs

16x16x8

16x8

Crossbar Switch Fabric

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