多项选择题

avoid Layer 2 loops. Which two of the following are mos……

avoid Layer 2 loops. Which two of the following are most probably the reasons for that preference?（）

A. Information about port roles is sent to all switches.
B. RSTPs that are based on Cisco products require no additional configuration.
C. Features such as UplinkFast and BackboneFast are compatible with RSTP.
D. An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.

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热门试题

单项选择题As an experienced Network Engineer, you are responsible for network connectivity and system configuration. Which of the following protocols will be supported by Cisco Nonstop Forwarding (NSF)?（）

A.ISSU，OSPF，IS-IS
B.IETF，OSPF，ISSU
C.IS-IS，EIGRP，SSO，BGP
D.EIGRP，BGP，OSPF，IS-IS

单项选择题As a network administrator, you have configured a Catalyst 6500 Series Switch with redundant supervisor engine in a CIS network. What is the result of issuing the redundancy force-switchover command on that switch?（）

A. Automatic switchover from active to standby on primary supervisor failure
B. Reset of the primary supervisor.
C. Manual switchover from active to standby supervisor
D. Manual switchover from standby to active supervisor

单项选择题As an experienced technician, you are required to configure and verify SRM with SSO redundancy. In such a situation, you have to issue several commands in proper orders. Which of the following is correct?（）

A. show redundancy states, redundancy, mode sso
B. show redundancy states, mode sso, redundancy
C. redundancy, mode sso, show redundancy states
D. mode sso, redundancy, show redundancy states

单项选择题Which of these is a prerequisite for and must always run with Cisco NSF?（）

A.RPR
B.BGP
C.SSO
D.SRM

单项选择题Which of the following procedure should be performed prior to delivery and generally involves running a suite of operations so as to verify that the solution is applicable for production?（）

A. Security Check
B. Acceptance Testing
C. Project Close Out
D. Systems Integration