IPv6 and Related Protocols (Details) n 81
5.7 Traffic Classes
e eight-bit Traffic Class field in the IPv6 header is available for use by originating
nodes or forwarding routers to identify and distinguish between different classes
or priorities of IPv6 packets. ere are a number of experiments under way in the
use of the IPv4 type of service or precedence bits to provide various forms of “dif
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ferentiated service” for IP packets other than through the use of explicit flow setup.
e traffic class field in the IPv6 header is intended to allow similar functionality
to be supported in IPv6.
e expectation is that experimentation will eventually lead to agreement on
what sorts of traffic classifications are most useful for IP packets. Detailed defini
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tions ...