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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" X, S# l! K- D1 R" z3 a' b0 h
A. It supports both MD5 and SHA1 authentication.
" `: o8 _7 B$ @% t/ B( nB. It is assigned multicast address 224.0.0.9.
: q. k1 s1 {3 O2 g3 o' mC. Three versions of the VRRP protocol have been defined.+ V5 w+ l5 M. T$ L2 m3 O, u
2 N4 Y8 W9 a5 AD. It is assigned multicast address 224.0.0.8.7 @6 o, y/ ~, \! E2 ?: M+ F, i5 ~8 W' K1 f' i" N5 u
E. The TTL for VRRP packets must be 255.- W( @# Q" l5 i, ^" H, s6 }0 \
F. Its IP address number is 115.- ^2 N$ J Z! q5 p+ }) B
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Which two statements about EIGRP load balancing are true? (Choose two). D$ t2 A/ {# x3 _
A. Cisco Express Forwarding is required to load-balance across interfaces
& c6 _% P+ k m, Y8 KB. A path can be used for load balancing only if it is a feasible successor# G7 n0 N2 q% \; \8 P
C. EIGRP supports unequal-cost paths by default
* _( p k" s/ i8 s7 _1 DD. Any path in the EIGRP topology table can be used for unequal-cost load balancing
, Z$ s0 _, x O3 SE. EIGRP supports 6 unequal-cost paths1 c1 I8 ~( d( l. ~) i! V# u! v
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Which IPv6 migration method relies on dynamic tunnels that use the 2002::/16 reserved address
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A. GRE/ q/ J# @ l+ N( Q o; o( _
B. 6RD
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D. ISATAP* X0 `. v( p4 s% e ?: q
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' S7 z) m' X/ A! k2 G" N" EWhat is the primary effect of the spanning-tree portfast command?& ~+ F/ S' [7 e1 Y+ M
A. It enables BPDU messages4 } g0 t& P8 S5 R
5 y. l$ I9 s @B. It minimizes spanning-tree convergence time1 A- O( C' R* A
C. It immediately puts the port into the forwarding state when the switch is reloaded
6 j3 t+ f& u# k+ a T, A2 GD. It immediately enables the port in the listening state1 c; I5 ^2 n3 g7 l5 m
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2020-9-24 23:14:32
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