CCDP certification requires a solid understanding of the IP version 6 specifications, addressing, and some of the design issues. The IPv6 protocol is based on RFC 2460. From a network designer standpoint, the most important features offered by IPv6 include the following:
- A 128-bit address space
- Supports hierarchical addressing and auto-configuration
- Every host can have a globally unique IPv6 address; no need for NAT
- Hosts can have multiple addresses
- Efficient fixed header size for IPv6 packets
- Enhanced security and privacy headers
- Improved multicasting and . . .
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