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