D.%20CrockerIETF%20Minneapolis,%2020031

1
MultiAddressinglthttp//brandenburg.com/presentati
ons/multiaddr-minne.pptgt
Preserving context across change

• D. Crocker
• dcrocker_at_brandenburg.com
• (M. Bagnulo)
• draft-crocker-mast-analysis

Simultaneous Addresses
Changing Addresses
Mobile
Multihomed
Renumbered
2
Table of Contents

• 2. Terminology
• 2.1. Recommended
• 2.2. Deprecated
• 3. Considerations
• 3.1. Mobility
• 3.2. Multihoming
• 3.3. Security
• 3.4. Implementation
• 3.5. Deployment and Use
• 3.6. Matters of State
• 3.7. Endpoint Identifiers
• 3.8. Signaling
• 3.9. Operation Through NATs

• 4. Proposals
• 4.1. IP Infrastructure
• 4.2. Transport-Level
• 4.3. Session-Level
• 4.4. Application-Level
• 4.5. IP Endpoint

3
Infrastructure
Connection (IPeid1, Port l, IP eid2, Port r)
MIP4 MIP6
Portl
Portr
TCP
TCP
IPf
IP-EP
IP-EP
control
IPq
IPa
IP-TR
IP
Agent
EP Endpoint TR Transit
IPa
IPq
IPf
4
New Layer
Connection (IPeid1, Port l, IP eid2, Port r)
Initiator
Target
HIP LIN6 MAST
Portl
Portr
TCP
TCP
Rendezvous
IPeid2
IPeid1
IP-EP
IP-EP
control
IPf
IPy
IPq
IPa
EP Endpoint TR Transit EID Endpoint
identifier
IP-TR
IP-TR
IP-TR
IPa
IPq
IPy
IPf
5
Transport-based
Connection (IP, Port l, IP , Port r)
SCTP DCCP TCP-MH
Initiator
Target
Portr
Portl
Rendezvous
TCP
TCP
control
IPy
IPa
EP Endpoint TR Transit EID Endpoint
identifier
IPf
IPq
IP
IP
IP
IPa
IPq
IPy
IPf
6
Cross-Product of Factors

• Complexity
• Number of components
• Interactions
• Adoption
• Critical path until useful
• Incentives

• Performance
• Bandwidth
• Delay)
• Administration
• Registration
• Maintenance
• Operations
• Configuration