Enterasys SecureStack B3

Configuring Broadcast Suppression
SecureStack B3 Configuration Guide 5-27
Parameters
Defaults
Ifport‐stringisnotspecified,settingsand/orsta tisticswillbeclearedonallports.
Mode
Switchmode,read‐write.
Example
Thisexampleshowshowtoclearalllinkflapoptionsonportge.1.4.
B3(rw)->clear linkflap all ge.1.4
Configuring Broadcast Suppression
Purpose
Toreviewandsetthebroadcastsuppressionthresholdforoneormoreports.Thisfeaturelimits
thenumberofreceivedbroadcastframestheswitchwillacceptperport.Broadcastsuppression
thresholdsapplyonlytobroadcasttraffic—multicasttrafficisnotaffected.Bydefault,abroadcast
suppressionthresholdof14881packetspersecond
(pps)willbeused,regardlessofactualport
speed.BroadcastsuppressionprotectsagainstbroadcaststormsandARPsweeps.
Commands
show port broadcast
Usethiscommandtodisplayportbroadcastsuppressionthresholds.
Syntax
show port broadcast [port-string]
all|stats Clearsalloptionsandstatistics,orclearsonlystatistics.
parameter Clearslinkflapparameters.
threshold|interval|
downtime|all
Clearslinkflapthreshold,interval,downtimeorallparameters.
port‐string (Optionalunlessparameterisspecified)Specifiestheport(s)onwhich
toclearsettings.
For information about... Refer to page...
show port broadcast 5-27
set port broadcast 5-28
clear port broadcast 5-29