Which two describe the correct requirements for non-disruptive IOS ISSU on Cisco Nexus
7000 Series Switches? (Choose two.)
A.
updated kickstart and system images must be staged in bootflash on single-supervisor
switches
B.
updated kickstart and system images must be staged in bootflash on dual-supervisor
switches
C.
low version skew
D.
dual supervisors
E.
clock synchronization
Explanation: