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初级工程师
  
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发表于 2018-12-29 15:38:47
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显示全部楼层
小弟對於以下幾道題有些不了解,想要請教一下各位。先謝過了!9 j( ^& w7 k" Y; s
' L1 _& q. ~* k3 @% v! GQUESTION 3! H( V# C/ ^4 e7 ` {; @) @" E9 o
Which adverse circumstance can the TTL feature prevent ?
8 `* i* U: ]( Z1 f/ P& e6 \A. routing loops) ]9 K2 m( n2 s0 C( P# Y
B. DoS attacks
C6 C X; M2 q" O4 OC. link saturation
4 {5 {: {; n* D/ Y/ S C/ r+ AD. CAM table overload
2 q2 h8 g8 ]6 f( x( o8 V: q% e% U3 Z6 j! b! r- s: N$ I
正確答案應該是 A 還是 B?
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0 |7 v" o( g% ]$ E% T! g9 W$ {QUESTION 58+ |% i) d5 Y* l9 g5 D# _- _! f
When OSPF is forming an adjacency, in which state does the actual exchange of the information in the link-state database occur?
+ ^3 W# B* W: c2 |0 o$ HA. INIT
6 T( S3 u7 E$ z. w7 f6 \B. loading; Q o) _* }3 T" `4 n
C. exstart
& Q; U- {; }: L6 q F# k2 LD. exchange
7 g; w9 I+ c- }5 B" V6 z
5 _# q0 `$ S: }( j) ^# [1 I z% E正確答案應該是 B 還是 C?8 y" G" |! ^" |5 ^$ n+ R
# O5 V1 h8 k' V. n( f
QUESTION 134$ i6 P. U* D/ d- F
Refer in the exhibit.
% _- [, e8 l& G: Q3 Ainterface FastEthernet0/0& Y. n* ]$ Z9 \8 u9 R" F& s0 [
ip helper-address 192.168.145.5
- D( z; t b$ L0 F. ZA packet capture indicates that the router is not forwarding the DHCP packets that it receives on interface FastEthernet0/0. Which command needs to be entered in global configuration mode to resolve this issue?! y% V4 o5 M' R1 j6 {+ A
A. ip helper-address7 }0 p( s; \7 S* r7 @& {2 H0 D( Z- M
B. ip DHCP relay; H6 [+ U4 s9 }9 j# q0 W
C. service DHCP( ~. K4 N4 @5 z; C
D. ip forward-protocol
1 G8 K3 \4 P! S$ l5 p q Y, B6 ^3 i2 ^/ Y: T7 s
正確答案應該是 A 還是 B?
3 U, j; L3 _- |3 ^% s
; v5 i ?8 Y/ Y) q. N- MQUESTION 151
. t! T- B6 [+ n0 q/ L0 j) k& uA network engineer is enabling RIPng on a new customer link Under which configuration mode is RIPng enabled?
- z+ x$ u8 v* T1 C/ e: f8 KA. Global0 s: h) i+ u8 e* r, A+ a- G
B. Router/ g' c4 R( J' f, }- ^
C. Interface. {! Q( _# U( k, i) F9 N
D. IPv6( q, R4 x+ w4 m3 A
5 V- G4 L, L9 i @! m; w7 {$ f. K2 d, d正確答案應該是 A 還是 C? |
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