CLI Reference Guide-R02

Chapter 14 | Congestion Control Commands
Automatic Traffic Control Commands
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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
show interfaces switchport (413)
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 87: 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 PE
ATC 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)