6. Advantages of IPv6

• Designed for always on connectivity

• Larger address space

• Mobile devices support: cell phones, home appliances, cars...

• Auto-configuration

• Built-in security (cryptographic key management and encryption)

• Route aggregation hierarchy -- similar to ZIP code hierarchy:

  • mail to 9XXXX is directed to the West coast;

    • letters to 97XXX are sent to Oregon;

    • letters to 98XXX are sent to Washington state;

    • and so on.