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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 L9 h% K/ u I9 D o6 l: Z
A. It supports both MD5 and SHA1 authentication.
7 h" Q+ N/ a, h4 U4 U1 k7 |* dB. It is assigned multicast address 224.0.0.9.
' W O' G5 H; _4 z2 c" Y2 GC. Three versions of the VRRP protocol have been defined.+ V5 w+ l5 M. T$ L2 m3 O, u6 g4 X5 Q! G( y# H& r2 n6 p9 v
D. It is assigned multicast address 224.0.0.8.7 @6 o, y/ ~, \! E2 ?: M
6 l8 H% P. f5 IE. The TTL for VRRP packets must be 255.- W( @# Q" l5 i
; M' {) k- o. T5 d+ H1 f$ [F. Its IP address number is 115.
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Which two statements about EIGRP load balancing are true? (Choose two)
7 K6 k! ^# \' V# h, c$ i9 i& oA. Cisco Express Forwarding is required to load-balance across interfaces8 k5 V) B3 |0 e: e2 D
B. A path can be used for load balancing only if it is a feasible successor
: j: i$ t# P/ d. h8 n; QC. EIGRP supports unequal-cost paths by default
1 L; U- j$ B1 J2 T; n6 `D. Any path in the EIGRP topology table can be used for unequal-cost load balancing
+ ]: L f- I0 A8 S% nE. EIGRP supports 6 unequal-cost paths
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Which IPv6 migration method relies on dynamic tunnels that use the 2002::/16 reserved address
7 p% G6 t* [ P* Vspace?# j; b; e$ _) ]: A1 _4 o& N7 ]; R1 ~2 i9 q& @" M' p# ]
A. GRE U( e( D5 i9 H' S' \9 g& Z f
B. 6RD
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What is the primary effect of the spanning-tree portfast command?
! b: B$ Z% v& M& s6 ?A. It enables BPDU messages4 } g0 t& P8 S5 R
' G v- V- a; k7 y2 EB. It minimizes spanning-tree convergence time
3 X7 p; x7 x: I1 `C. It immediately puts the port into the forwarding state when the switch is reloaded" E; j$ v% C% p, F- ^- y, L
D. It immediately enables the port in the listening state. f! ~# C' Y) D( V
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2020-9-24 23:14:32
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