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NETWORK MANAGEMENT: STANDARDS
INTERNET • INTERNET ENGINEERING TASK FORCE (IETF) • OPERATIONS AND MANAGEMENT AREA • SNMP ISO • ISO-IEC/JTC 1/WG 4 • OSI • CMIP-CMIS ITU-T • SG IV • TMN OTHERS • DMTF • TM FORUM • OMG • IEEE • ... Copyright © 2001 by Aiko Pras These sheets may be used for educational purposes
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CHARACTERISTICS IETF ISO TMN • MANAGEMENT SHOULD BE SIMPLE
• VARIABLE ORIENTED APPROACH • MANAGEMENT INFORMATION EXCHANGES MAY BE UNRELIABLE ISO • MANAGEMENT SHOULD BE POWERFUL • OBJECT ORIENTED APPROACH • MANAGEMENT INFORMATION MUST BE EXCHANGED IN A RELIABLE FASHION TMN • DEFINES ONLY A MANAGEMENT ARCHITECTURE • THE ACTUAL PROTOCOLS ARE THOSE OF OSI • OUT-OF-BAND MANAGEMENT
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HISTORY
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MARKET SHARE NUMBER OF AGENTS? NUMBER OF MANAGERS? MONEY?
FOR SPECIFIC ENVIRONMENTS? • IBM MAIN-FRAMES • PRIVATE DATA LANs • PRIVATE DATA WANs • PABX • PUBLIC VOICE NETWORKS • PUBLIC DATA NETWORKS
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WHY DID SNMP SUCCEED? • STANDARDS CAN BE OBTAINED FOR FREE
• STANDARDS ARE AVAILABLE FROM FTP & WWW SERVERS IN AN ELECTRONIC FORM • RAPID DEVELOPMENT OF STANDARDS • PROTOTYPES MUST DEMONSTRATE THE NEED FOR, AND THE FEASIBILITY OF STANDARDS
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IETF STANDARDIZATION
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ISO STANDARDIZATION
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SNMP HISTORY CMOT SGMP HEMS/HEMP SNMP SMP SNMPv2 (parties) security
d t a n i m l x c 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 CMOT SGMP HEMS/HEMP SNMP SMP SNMPv2 (parties) security (community) SNMPv3 f u h
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OSI HISTORY
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TMN HISTORY
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