RFC 4540:NEC's Simple Middlebox Configuration (SIM...
RFC-Ref

NEC's Simple Middlebox Configuration (SIMCO) Protocol Version 3.0


1. Introduction
1.1. Terminology
1.2. Binary Encodings
2. Compliance with MIDCOM Protocol Semantics
3. SIMCO Sessions
4. SIMCO Message Components
4.1. Message Types
4.2. The SIMCO Header
4.2.1. Basic Message Types
4.2.2. Message Sub-types for Requests and Positive Replies
4.2.3. Message Sub-types for Negative Replies
4.2.4. Message Sub-types for Notifications
4.2.5. Transaction Identifier
4.3. The SIMCO Payload
4.3.1. SIMCO Protocol Version Attribute
4.3.2. Authentication Attributes
4.3.3. Middlebox Capabilities Attribute
4.3.4. Policy Rule Identifier Attribute
4.3.5. Group Identifier Attribute
4.3.6. Policy Rule Lifetime Attribute
4.3.7. Policy Rule Owner Attribute
4.3.8. Address Tuple Attribute
4.3.9. PRR Parameter Set Attribute
4.3.10. PER Parameter Set Attribute
5. SIMCO Message Formats
5.1. Protocol Error Replies and Notifications
5.1.1. BFM Notification
5.1.2. Protocol Error Negative Replies
5.2. Session Control Messages
5.2.1. SE Request
5.2.2. SE Positive Reply
5.2.3. SA Positive Reply
5.2.4. SA Request
5.2.5. ST Request and ST Positive Reply
5.2.6. SE Negative Replies
5.2.7. AST Notification
5.3. Policy Rule Control Messages
5.3.1. Policy Events and Asynchronous Notifications
5.3.2. PRR Request
5.3.3. PER Request
5.3.4. PEA Request
5.3.5. PLC Request
5.3.6. PRS Request
5.3.7. PRL Request
5.3.8. PDR Request
5.3.9. PRR Positive Reply
5.3.10. PER Positive Reply
5.3.11. PLC Positive Reply
5.3.12. PRD Positive Reply
5.3.13. PRS Positive Reply
5.3.14. PES Positive Reply
5.3.15. PDS Positive Reply
5.3.16. PRL Positive Reply
5.3.17. PDR Positive Replies
5.3.18. Policy Rule Control Negative Replies
5.3.19. ARE Notification
6. Message Format Checking
7. Session Control Message Processing
7.1. Session State Machine
7.2. Processing SE Requests
7.3. Processing SA Requests
7.4. Processing ST Requests
7.5. Generating AST Notifications
7.6. Session Termination by Interruption of Connection
8. Policy Rule Control Message Processing
8.1. Policy Rule State Machine
8.2. Processing PRR Requests
8.2.1. Initial Checks
8.2.2. Processing on Pure Firewalls
8.2.3. Processing on Network Address Translators
8.3. Processing PER Requests
8.3.1. Initial Checks
8.3.2. Processing on Pure Firewalls
8.3.3. Processing on Network Address Translators
8.3.4. Processing on Combined Firewalls and NATs
8.4. Processing PEA Requests
8.4.1. Initial Checks
8.4.2. Processing on Pure Firewalls
8.4.3. Processing on Network Address Translators
8.5. Processing PLC Requests
8.6. Processing PRS Requests
8.7. Processing PRL Requests
8.8. Processing PDR requests
8.8.1. Extending the MIDCOM semantics
8.8.2. Initial Checks
8.8.3. Processing on Pure Firewalls
8.8.4. Processing on Network Address Translators
8.8.5. Processing on Combined Firewalls and NATs
9. Generating ARE Notifications
10. Security Considerations
10.1. Possible Threats to SIMCO
10.2. Securing SIMCO with IPsec
11. IAB Considerations on UNSAF
12. Acknowledgements
13. Normative References
14. Informative References
15. Authors' Addresses
16. Full Copyright Statement
17. Intellectual Property
18. Acknowledgement

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