Tag Switching Architecture

Tag Switching Architecture

Driving factors

Tag Switching

Components

Forwarding Component

Forwarding Component (cont.)

Forwarding Component (cont.)

Forwarding Component (cont.)

Forwarding Component - Summary

Control Component

Control Component (cont.)

Destination-based Routing Module

Downstream Tag Allocation Scheme

Downstream Tag Allocation - Example

Downstream Tag Allocation on Demand Scheme

Destination-based Routing Module (cont.)

Destination-based Routing Module (cont.)

Destination-based Routing Module (cont.)

Hierarchy of Routing Knowledge Module

Explicit Routes Module

Creating Tag Binding

Distributing/maintaining Tag Binding

Tag Switching with ATM

Tag Switching with ATM

Tag Switching - Summary

Suggested reading