circumstances cause the entire system to fail, or a major subsystem to stop
working, or other devices on the network to be disrupted. No workarounds exist.
||Important functions are
unusable and workarounds do not exist. Other functions and the rest of the
network is operating normally.
occur in unusual circumstances, or minor features do not work at all, or other
failures occur but low-impact workarounds exist.
the highest level for documentation bugs.
||Failures occur under very
unusual circumstances, but operation essentially recovers without intervention.
Users do not need to install any workarounds and performance impact is
||Defects do not cause any
detrimental effect on system functionality.
||Requests for new
functionality or feature improvements.