QUESTION:378 On a 3550 switch, private vlan edge is known as: A. Private Vlan B. Protected port C. Switch private vlan D. None of the above Answer:B QUESTION:379 A network administrator is using debug commands to check the performance of a network. What steps can the administrator take to ensure that the "debug" will not require too much CPU, or at least that she will not have to reboot the router to disable debug? (multiple answer) QUESTION:380 Which are supported ways of transporting ATM over MPLS? QUESTION:381 IEEE 802.1D describes a method to prevent the disconnection of a single end station from disruption Spanning Tree. What does the method describe? 138