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Policy Framework Status. aaaarch mtg, irtf, Aug. 2, 2000 Ed Ellesson co-chairs of policy framework wg: Ed Ellesson: ed_ellesson@tivoli.com John Strassner: johns@cisco.com. Overview. Objectives Influences Framework Policy Core Information Model Status. Objectives.
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Policy Framework Status aaaarch mtg, irtf, Aug. 2, 2000 Ed Ellesson co-chairs of policy framework wg: Ed Ellesson: ed_ellesson@tivoli.com John Strassner: johns@cisco.com
Overview • Objectives • Influences • Framework • Policy Core Information Model • Status
Objectives • Facilitate logically central administration by humans for a given policy domain • Drive policy-based configuration of collections of systems/devices • Must map to lower level configuration models • Must scale to thousands of managed entities • Produce effect of cooperation • among multiple heterogeneous managed entities • aggregated behavior with desired end-to-end characteristics • Protocol, device and vendor independence
Influences • IETF • Policy Framework Working Group Participants • DiffServ, IntServ, IPSEC, RAP/COPS/PIB, RSVP, IPSP, LDAPext, SNMP/MIB, DHCP, etc. • New potential influences: MPLS, VPN’s • DMTF • CIM 2.3 Schema and earlier • WG’s: Network, User, SysDev, SLA, User, Applications, etc. • DEN • pre-standard ad-hoc committee
Framework • Picture is in common with rap: • Management Tool • Policy Repository (Focus of policy wg is here) • Policy Decision Point • Policy Enforcement Point • Levels of Abstraction • SLA (Service Level Agreements) • SLO (Service Level Objectives) • Policy (Rules) • Configured Device Level
Basic Policy Classes
Policy Deliverables/Status • Policy Core Info Model (-07) in last call in IESG • PCIM mapped to directory representation to be updated and advanced dependent on above (-07) • First worked example (QOS) Policy in -01 draft • QOS device model in -01 draft, and being reconciled with mibs/pibs/conceptual model • Policy terminology draft being distributed for review by policy-related wg’s • Non-chartered drafts in other areas: mpls, ipsec, vpn’s, sls • framework draft on hold for terminology agreement