Table of Contents
Chapter 4: Network Layer
Network layer functions
Network service model
Virtual circuits
Virtual circuits: signaling protocols
Datagram networks: the Internet model
Network layer service models:
Datagram or VC network: why?
Routing
Routing Algorithm classification
A Link-State Routing Algorithm
Dijsktra’s Algorithm
Dijkstra’s algorithm: example
Dijkstra’s algorithm, discussion
Distance Vector Routing Algorithm
Distance Table: example
Distance table gives routing table
Distance Vector Routing: overview
Distance Vector Algorithm:
Distance Vector Algorithm (cont.):
Distance Vector Algorithm: example
Distance Vector Algorithm: example
Distance Vector: link cost changes
Distance Vector: link cost changes
Distance Vector: poisoned reverse
Comparison of LS and DV algorithms
Hierarchical Routing
Hierarchical Routing
Intra-AS and Inter-AS routing
Intra-AS and Inter-AS routing
The Internet Network layer
IP Addressing: introduction
IP Addressing
IP Addressing
IP Addresses
IP addressing: CIDR
IP addresses: how to get one?
IP addresses: how to get one?
Hierarchical addressing: route aggregation
Hierarchical addressing: more specific routes
IP addressing: the last word...
Getting a datagram from source to dest.
Getting a datagram from source to dest.
Getting a datagram from source to dest.
Getting a datagram from source to dest.
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