September 2003
Intermediate to advanced
432 pages
8h 53m
English
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IPv6 Features
IPv6 has added many new features, which together enhance the performance, security, and address space of the Internet protocol. The main features of IPv6 are
Extended address space— The IP address size in IPv6 has increased to 128 bits compared to the 32-bit address in IPv4. As the number of available IPv4 addresses are becoming exhausted, IPv6 provides a vast increase in the number of addresses available.
Improved routing— A simplified header in IPv6 reduces the routing complexity, increasing the performance of routers. Additionally, the inclusion of scope bits in multicast addresses improves routing by determining how far a multicast IP datagram is routed.
Simplified header format— The number of fields in the IPv6 datagram header ...