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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" X7 v5 `% N' F c
A. It supports both MD5 and SHA1 authentication.
4 p V( J9 P3 `) w: r% P: ?B. It is assigned multicast address 224.0.0.9.
0 l/ L' F. E# H+ S+ HC. Three versions of the VRRP protocol have been defined.+ V5 w+ l5 M. T$ L2 m3 O, u
) ~, e0 K6 E0 y$ C3 ^D. It is assigned multicast address 224.0.0.8.7 @6 o, y/ ~, \! E2 ?: M
+ T7 P& }6 i7 P- M' c. aE. The TTL for VRRP packets must be 255.- W( @# Q" l5 i
4 m1 E2 \9 ?0 U0 }* F( z+ TF. Its IP address number is 115.
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Which two statements about EIGRP load balancing are true? (Choose two)
9 P# [8 z' ^6 f* W5 r' nA. Cisco Express Forwarding is required to load-balance across interfaces5 q; Z- W* @- L2 D
B. A path can be used for load balancing only if it is a feasible successor+ X9 \. ^: {6 M
C. EIGRP supports unequal-cost paths by default" Q" P9 ?6 Z& B
D. Any path in the EIGRP topology table can be used for unequal-cost load balancing0 L6 [3 T( ~4 e
E. EIGRP supports 6 unequal-cost paths% L8 p7 F& q- d5 ~ Y& C
B, E
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Which IPv6 migration method relies on dynamic tunnels that use the 2002::/16 reserved address
, s! f3 k/ r. ?$ }& r+ cspace?# j; b; e$ _) ]: A1 _4 o& N) Z1 f- e, c w: W# o' X a
A. GRE
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C. 6to4- _% z$ J6 j5 ~4 Q( j4 Q9 w/ M
D. ISATAP
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What is the primary effect of the spanning-tree portfast command?) u. R1 Q; G6 ~$ N' W
A. It enables BPDU messages4 } g0 t& P8 S5 R- G& m9 l/ k0 [4 ^! q
B. It minimizes spanning-tree convergence time
) I) F) s# f. m1 m. M0 T; MC. It immediately puts the port into the forwarding state when the switch is reloaded
7 S+ S3 S! O% h9 k: B1 vD. It immediately enables the port in the listening state
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2020-9-24 23:14:32
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