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助理工程师
 
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发表于 2020-9-24 23:14:32
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Which two statements about VRRP are true? (Choose two)6 ?1 x+ x) v, D6 \, f) H# R, O# i" a" X5 ?7 C% b' p e8 l9 }) F/ D
A. It supports both MD5 and SHA1 authentication.
5 _9 g K5 c; a/ e" \B. It is assigned multicast address 224.0.0.9.3 n% u6 `7 _$ ~
C. Three versions of the VRRP protocol have been defined.+ V5 w+ l5 M. T$ L2 m3 O, u2 p5 D' a( p! f) s+ x
D. It is assigned multicast address 224.0.0.8.7 @6 o, y/ ~, \! E2 ?: M t! b& |6 y9 e2 V" ]
E. The TTL for VRRP packets must be 255.- W( @# Q" l5 i/ z4 @6 h! o+ j$ ~& g
F. Its IP address number is 115.+ Y- Y; A% e+ p! Z1 M, d
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Which two statements about EIGRP load balancing are true? (Choose two)
7 S; h# M) ]8 UA. Cisco Express Forwarding is required to load-balance across interfaces
, j, h9 ~# \* E! }* f( I) u+ \B. A path can be used for load balancing only if it is a feasible successor
( U; N( b, @, m2 kC. EIGRP supports unequal-cost paths by default h3 d; Z, j! A
D. Any path in the EIGRP topology table can be used for unequal-cost load balancing% C( {" |. G+ @6 F/ k
E. EIGRP supports 6 unequal-cost paths& x2 M+ _( ~: A3 g8 e9 D
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5 p" i' C4 }: ]1 w6 V* k zWhich IPv6 migration method relies on dynamic tunnels that use the 2002::/16 reserved address
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A. GRE
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D. ISATAP( y6 _: Z. a( e$ F
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. \% j. _7 s. J' L9 M9 UWhat is the primary effect of the spanning-tree portfast command?
. [, {; p0 r# Q% NA. It enables BPDU messages4 } g0 t& P8 S5 R
& q6 D: S7 F8 ?7 bB. It minimizes spanning-tree convergence time
' Q" R. C/ Z) X% ]) G' u& l, MC. It immediately puts the port into the forwarding state when the switch is reloaded
# h# {4 z7 [" vD. It immediately enables the port in the listening state+ [) u9 }3 |3 u, w8 h
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2020-9-24 23:14:32
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