问题:
A . Switchover ensures that Layer 2 through Layer 4 traffic is not interrupted
B . Redundancy requires BGP, OSPF, EIGRP, or IS-IS
C . Redundancy provides fast supervisor switchover for all Cisco Catalyst 6500 series switches
D . Switchover can be caused by clock synchronization failure between supervisor
● 参考解析
本题暂无解析
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