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助理工程师
 
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3鸿鹄币
What are two requirements for an HSRP group? (Choose two.)
3 y; N7 i9 p: s4 q# F
) e: R; e' O7 VA. exactly one active router
% h- x, Q- x( {/ \B. one or more standby routers
1 I5 J1 c9 I( N rC. one or more backup virtual routers, q% p( e% ^: {- i( c
D. exactly one standby active router4 U) }. [$ F5 O# l7 \
E. exactly one backup virtual router
/ T. q3 P$ w% g, U/ h( a& ^% _$ ?# M# X* {: Y
/ A8 S2 \0 _* V2 S6 M7 h! E是选AB还是选AD' V$ c0 N8 M( |! c+ e N$ y, q
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