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| Congestion Control Commands
Automatic Traffic Control Commands
– 1023 –
EXAMPLE
The following shows how to configure broadcast storm control at 600
packets per second:
Console(config)#interface ethernet 1/5
Console(config-if)#switchport broadcast packet-rate 600
Console(config-if)#
RELATED COMMANDS
storm-sample-type (1021)
show interfaces switchport (980)
AUTOMATIC TRAFFIC CONTROL COMMANDS
Automatic Traffic Control (ATC) configures bounding thresholds for
broadcast and multicast storms which can be used to trigger configured
rate limits or to shut down a port.
Table 119: ATC Commands
Command Function Mode
Threshold Commands
auto-traffic-control
apply-timer
Sets the time at which to apply the control
response after ingress traffic has exceeded the
upper threshold
GC
auto-traffic-control
release-timer
Sets the time at which to release the control
response after ingress traffic has fallen beneath
the lower threshold
GC
auto-traffic-control
*
Enables automatic traffic control for broadcast
or multicast storms
IC (Port)
auto-traffic-control
action
Sets the control action to limit ingress traffic or
shut down the offending port
IC (Port)
auto-traffic-control
alarm-clear-threshold
Sets the lower threshold for ingress traffic
beneath which a cleared storm control trap is
sent
IC (Port)
auto-traffic-control
alarm-fire-threshold
Sets the upper threshold for ingress traffic
beyond which a storm control response is
triggered after the apply timer expires
IC (Port)
auto-traffic-control
auto-control-release
Automatically releases a control response IC (Port)
auto-traffic-control
control-release
Manually releases a control response IC (Port)
SNMP Trap Commands
snmp-server enable
port-traps atc
broadcast-alarm-clear
Sends a trap when broadcast traffic falls
beneath the lower threshold after a storm
control response has been triggered
IC (Port)
snmp-server enable
port-traps atc
broadcast-alarm-fire
Sends a trap when broadcast traffic exceeds the
upper threshold for automatic storm control
IC (Port)
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