Telematics Chapter 6: Network Layer - Freie Universität Berlin

Hot Potato Routing
● Choose the outgoing link with the lowest load for the next packet
L2 50%
L3 20%
L4 90%
● Problem: “circling” of messages
● Solution: carry a list of the visited routers
● There are two variants:
● “Hot Potato”: Shortest Queue without Bias
● “Hot Potato” with carried router list: Shortest Queue with Bias
Univ.-Prof. Dr.-Ing. Jochen H. Schiller ▪ cst.mi.fu-berlin.de ▪ Telematics ▪ Chapter 6: Network Layer
A
L 4
L 2
L 3
L 1
B
6.140