Network Management April 2004

Transcription

1 Network Management April 2004 The Four Pillars of Network Management

2 Network Management The Four Pillars of Network Management The First Three Pillars Defined The Fourth Pillar Conclusions

3 THE FIRST THREE PILLARS

4 THE FIRST THREE PILLARS FAULT MANAGEMENT PROTOCOL ANALYSIS APPLICATION PERFORMANCE

5 PILLAR ONE FAULT MANAGEMENT FAULT MANAGEMENT

6 FAULT MANAGEMENT Traditional Network Management HP OpenView Network Node Manager Discovery and polling of infrastructure Alarms if devices or links fail poll

7 AUTO DISCOVERY MANAGEMENT SERVER SEED ROUTER

8 AUTO DISCOVERY MANAGEMENT SERVER

9 AUTO DISCOVERY

10 FAULT MONITORING MANAGEMENT SERVER

11 DEVICE PERFORMANCE MONITORING LINK DOWN MANAGEMENT SERVER

12 IS MY NETWORK BUSY?

13 PILLAR TWO - PROTOCOL ANALYSIS PROTOCOL ANALYSIS

14 PROTOCOL ANALYSIS Packet Sniffing technology RMON Probe or Portable Analyser NAI Sniffer or HP Advisor Listening to network activity Protocol-level level information and packet timings enable diagnosis of network and application problems

15 PROTOCOL ANALYSIS PROTOCOL ANALYSER

16 WHICH LAN SHOULD ONE SNIFF?

17 TROUBLESHOOT AT SOURCE LOCAL DISK USER S S PC PC OR OR SERVER

18 TROUBLESHOOT AT SOURCE LOCAL DISK USER S S PC PC OR OR SERVER 10:10 10:20am MANAGEMENT SERVER

19 TROUBLESHOOT AT SOURCE MANAGEMENT SERVER

20 TROUBLESHOOT AT SOURCE Expert Analysis

21 THE FIRST THREE PILLARS FAULT MANAGEMENT PROTOCOL ANALYSIS APPLICATION PERFORMANCE

22 PILLAR THREE - APPLICATION PERFORMANCE APPLICATION PERFORMANCE

23 APPLICATION PERFORMANCE Quality of Experience monitoring or server based solutions BMC PATROL Active vs. Passive monitoring Application-specific plug-in test modules

24 PASSIVE MONITORING APPROACHES WITHIN SERVER APPLICATION SERVER WITHIN LAN

25 PASSIVE MONITORING APPROACHES Within Server approach provides most detail on server/application behaviour BUT is blinkered to LAN/WAN issues and requires Agent directly on server Within LAN approach provides generalised LAN-Application Application intelligence eg TeVISTA Expert

26 ACTIVE MONITORING APPROACHES INTERNAL APPLICATION SERVER EXTERNAL

27 ACTIVE MONITORING APPROACHES Internal approach is again blinkered to LAN/WAN issues and requires Agent directly on server External approach can measure application, server, LAN and WAN performance simultaneously and is Agent-less

28 TRIANGLE OF BLAME SILO CULTURE Application Support Network Team DEFAULT Helpdesk 3 rd Party Supplier

29 Performance Management has to be viewed from an application perspective, and transactions need to be tracked end to end Integrated solutions that address this end to end requirement will have a big impact

30 WE NEED TO MANAGE WHAT REALLY MATTERS USER NETWORK WEB SERVER APP SERVER DB SERVER TRANSACTIONS USER EXPERIENCE

31 SYNTHETIC USER TESTS! SYNTHETIC USER LAN WAN FRONT END SERVER DATABASE SERVER WAN TEST LAN TEST WEB TEST DATABASE TEST

32 YOU DON T T NEED AN ORACLE EXPERT.TO TELL YOU WHERE THE PROBLEM IS

33 THE FOURTH PILLAR FAULT MANAGEMENT PROTOCOL ANALYSIS APPLICATION PERFORMANCE

34 THE FOURTH PILLAR FAULT FAULT MANAGEMENT MANAGEMENT PROTOCOL PROTOCOL ANALYSIS ANALYSIS APPLICATION APPLICATION PERFORMANCE PERFORMANCE TeVISTA SERVICE ASSURANCE

35 NETWORK MANAGEMENT IS LIKE EXERCISE.

36 VIRTUAL SERVICE MANAGER NAMED VIRTUAL SERVICE MANAGER QUARTERLY PERFORMANCE REVIEWS INCLUDING TRAINING, TEST AND REPORT CREATION, CONFIGURATION AND SOFTWARE UPGRADES, TROUBLESHOOTING AND SIZING CONSTANT REFRESH OF SERVICE MANAGEMENT SOLUTION GUARANTEES HIGH VALUE AND HIGH USAGE

37 CONCLUSIONS DON T T WORRY THERE ARE ONLY THREE PRODUCTS YOU NEED TO SELECT AND BUY FAULT MANAGEMENT DISCOVERY AND DEVICE MONITORING PROTOCOL ANALYSER DISTRIBUTED, EXPERT ANALYSIS APPLICATION PERFORMANCE MANAGEMENT ACTIVE, EXTERNAL, DISTRIBUTED TESTING

38 CONCLUSIONS NETWORK MANAGEMENT IS LIKE EXERCISE TAKE STEPS TO ENSURE YOU DON T END UP WITH SHELFWARE IMPROVE NETWORK PERFORMANCE AND OPTIMISE NETWORK INVESTMENT

39 Network Management April 2004 The Four Pillars of Network Management