InLayer2topologies，spanning-treefailurescancauseloopsinthenetwork.Theseunblockedloopscancausenetworkfailuresbecauseofexcessivetraffic.WhichtwoCatalyst6500featurescanbeusedtolimitexcessivetrafficduringspanning-treeloopconditions？（）A.loopguardB.stormcontrolC.stormsuppressionD.broadcastsuppressionE.BPDUguard
InLayer2topologies，spanning-treefailurescancauseloopsinthenetwork.Theseunblockedloopscancausenetworkfailuresbecauseofexcessivetraffic.WhichtwoCatalyst6500featurescanbeusedtolimitexcessivetrafficduringspanning-treeloopconditions？（）
A.loopguard
B.stormcontrol
C.stormsuppression
D.broadcastsuppression
E.BPDUguard