Routing Algorithms Overview
Routing Algorithms Overview
Nonadaptive Algorithms
Shortest Path Routing
A Graph of the Subnet
Dijkstra’s Algorithm
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Dijkstra’s Algorithm (cont’d)
Nonadaptive Algorithms
Multipath Routing
Multipath Routing (cont’d)
Multipath Routing (cont’d)
Adaptive Algorithms
Centralized Routing
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Centralized Routing (cont’d)
Adaptive Algorithms
Isolated Routing
Isolated Routing (cont’d)
Flooding
Flooding (variation)
Adaptive Algorithms
Distributed Routing
Optimal Routing
Sink Tree
Flow-Based Routing
Flow-Based Routing (cont’d)
Flow-Based Routing (cont’d)
Flow-Based Routing (cont’d)
Hierarchical Routing
Hierarchical Routing (cont’d)
Broadcast Routing
Broadcast Routing (variation)
Broadcasting method
Flooding
Multidestination routing
Multidestination routing (cont’d)
Multidestination routing (cont’d)