BUM should be low
Storm Control enable by default
Storm-Control-Level = 80% >> rate limit / Drop packet or Shutdown ( timeout or manually )
| Monitor Traffic | |
|---|---|
| storm control level | monitor traffic levels |
| Drop if exceed threshold | Broadcast multicast and unknown uni-cast |
| Configuration | default threshold: 80% of combine ( Bcst, mcst and unknown ) |
| Create policy | set forwarding-policy storm-control-profile default all ( 80% of BW available ) set forwarding-policy storm-control-profile demo action-shutdown all bandwidth-level 1000 ( kbit/s ) |
| all | all ( for all BUM traffic ) |
| Actions | Default: Discard action-shutdown: disable the interface clear ethernet-switching recovery-timeout |
| Apply Policy | set interfaces ge-0/0/0 unit 0 family ethernet-switching storm-control demo ( or default) |
| recovery | set interfaces ge-0/0/0 unit 0 family ethernet-switching recovery-timeout 3600 (1 hour ) ( in the case of action-shutdown) |
| Show commands | |
show ethernet-switching interface ge-0/0/0 >> SCTL: Storm Control , if flag active >> shutdown and discard packet | |
| log | |
| show log messages | match L2ald ( or L2ALD_ST_CTL) | |
| clear port ( after Storm ) | |
| clear ethernet-switching recovery-timeout |