单项选择题
Which configuration option will cause the link between two Cisco 3600 Series Multiservice Platforms to become a functional trunk？（）
A.switchport dynamic auto switchport dynamic auto B.switchport access vlan 10 switchport mode dynamic desireable C.switchport mode trunk switchport nonegotiate D.Leave both ports with the default trunk settings
单项选择题 Whatistheeffectofapplyingtheswitchporttrunkencapsulationdot1qcommandtoaportonaCiscoCatalystswitch？（）
单项选择题 WhichstatementcorrectlydescribestheCiscoimplementationofRSTP？（）
多项选择题 WhichtwostatementscorrectlydescribeUDLD？（）
