August 1999
Intermediate to advanced
328 pages
8h 50m
English
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NEED FOR FIXED ROUTING?
Given that fixed routing is a desirable feature for real-time, delay-sensitive traffic, one can ask: is it needed? That is, does an internet (or more precisely, the Internet) shuffle traffic around frequently, with the routers altering routes often? If so, routing headers are important for real-time traffic.
Studies conducted on the routing behavior of the Internet reveal that most of the traffic between two or more communicating parties remains on the same physical path during the session. In fact, route alteration is more an exception than the rule.
One study on Internet "routing persistence" is summarized in Table 2-1. This information represents a small part of the study that is available from: [PAXS97][2] and conducted ...