RFC 3460 PCIM Extensions January 2003 3.2.6. Variables and Values................................9 3.2.7. Domain-Level Packet Filtering.......................9 3.2.8. Device-Level Packet Filtering.......................9 4. The Updated Class and Association Class Hierarchies............10 5. Areas of Extension to PCIM.....................................13 5.1. Policy Scope..............................................13 5.1.1. Levels of Abstraction: Domain- and Device-Level Policies...........................................13 5.1.2. Administrative and Functional Scopes...............14 5.2. Reusable Policy Elements..................................15 5.3. Policy Sets...............................................16 5.4. Nested Policy Rules.......................................16 5.4.1. Usage Rules for Nested Rules.......................17 5.4.2. Motivation.........................................17 5.5. Priorities and Decision Strategies........................18 5.5.1. Structuring Decision Strategies....................19 5.5.2. Side Effects.......................................21 5.5.3. Multiple PolicySet Trees For a Resource............21 5.5.4. Deterministic Decisions............................22 5.6. Policy Roles..............................................23 5.6.1. Comparison of Roles in PCIM with Roles in snmpconf...........................................23 5.6.2. Addition of PolicyRoleCollection to PCIMe..........24 5.6.3. Roles for PolicyGroups.............................25 5.7. Compound Policy Conditions and Compound Policy Actions....27 5.7.1. Compound Policy Conditions.........................27 5.7.2. Compound Policy Actions............................27 5.8. Variables and Values......................................28 5.8.1. Simple Policy Conditions...........................29 5.8.2. Using Simple Policy Conditions.....................29 5.8.3. The Simple Condition Operator......................31 5.8.4. SimplePolicyActions................................33 5.8.5. Policy Variables...................................35 5.8.6. Explicitly Bound Policy Variables..................36 5.8.7. Implicitly Bound Policy Variables..................37 5.8.8. Structure and Usage of Pre-Defined Variables.......38 5.8.9. Rationale for Modeling Implicit Variables as Classes.........................................39 5.8.10. Policy Values.....................................40 5.9. Packet Filtering..........................................41 5.9.1. Domain-Level Packet Filters........................41 5.9.2. Device-Level Packet Filters........................42 5.10. Conformance to PCIM and PCIMe............................43 6. Class Definitions..............................................44 6.1. The Abstract Class "PolicySet"............................44 6.2. Update PCIM's Class "PolicyGroup".........................45 6.3. Update PCIM's Class "PolicyRule"..........................45 6.4. The Class "SimplePolicyCondition".........................46 Moore Standards Track