A.protectionagainstdenialofservice(DoS)attacksatinfrastructureroutersandswitches
B.protectionagainstknownwormattacksinroutersandswitches
C.qualityofservice(QoS)controlforpacketsthataresourcedfromthedataplaneofCiscoroutersandswitches
D.qualityofservicecontrol(QoS)forpacketsthataredestinedtothecontrolplaneofCiscoroutersandswitches
E.qualityofservice(QoS)controlforpacketsthataredestinedtothedataplaneofCiscoroutersandswitches