IPv6

Packet Fields

• Version
• Traffic Class
• Flow Label
• Payload Length
• Next Header
• Hop Limit
• Source Address
• Destination Address

Extension Headers

• Hop-by-Hop Options
• Routing
• Fragment
• Destination Options
• Authentication
• Encapsulating Security Payload

Options

Fields

• Option Type
• Option Data Length
• Option Data

Defined Options

• Pad1
• PadN
• Jumbo Payload

Addressing

• Bigger Addresses

2^128 = 340282366920938463463374607431768211456
• Anycast Addresses
• Representation

FEDC:BA98:7654:3210:FEDC:BA98:7654:3210
1080:0:0:0:8:800:200C:417A
• IPv4 Compatibility

::18.208.0.50
::FFFF:18.208.0.50
• Site- and Link- Local Addresses

Autoconfiguration

• Choose Link-Local Address
• Perform Duplicate Address Detection
• Send Router Solicitation
• Receive Router Advertisement
• Choose Global Address...

Reality

• Current Status
• Future