Fault Management - Fault Detection (con)

How can you tell if there is a problem with the network?



• Network Monitoring Tools
  • common utilities
    • ping
    • Traceroute
    • Ethereal
    • Snmp
  • Monitoring Systems
    • NOCol
    • Big Brother
    • Nagios
    • HP Openview, etc…
  • Report state or unreachability
    • detect node down
    • routing problems

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