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助理工程师
 
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经历了两次300-101 考试,第一次780 第二次895,题库覆盖大概95%,有些错误题。7 Q4 o" i _: @5 |4 f4 h/ b, G3 r
QUESTION 228
/ T+ \6 _9 Z: ]& Z& ?4 |When unicast reverse path forwarding is configured on an interface, which action does the interface6 C/ l. d+ }, W8 D
take first when it receives a packet?4 p" G) ^3 ^- V
A. it verifies that the source has a valid VEF adjacency.! e8 l; `; q3 a& I3 g: |
B. It checks the egress access lists.0 S4 z0 g0 Z4 y: ]! i3 b% l
C. it verifies a reverse path via the FIB to the source.
. y9 P5 k$ j, k. l2 [4 eD. It checks the ingress access lists.
0 j0 {; c0 u$ D/ J$ Z6 m& qCorrect Answer: C- C5 C b( I4 T
) Z6 a9 k4 B0 N1 v" o( E; p$ H
QUESTION 202
6 {/ o& C* x! X- J! RWhen unicast reverse path forwarding is configured on an interface, which action does the interface $ y' `1 q C5 b. }( b" m0 G1 Z
take first when it receives a packet?
+ W' a3 m9 Q6 fA. It check the ingress access list, x' V8 p* s" F, Y5 h( a) j
B. It check the egress access list
( m! J; _+ G. c5 z: }+ d) iC. It verifies that the source has a valid CEF adjacency
' g$ b3 }9 v$ K% D+ P9 x+ aD. It verifies a reverse path via the FIB to the source( P$ O9 k, t; M# _! B0 ~& n+ O6 [
Correct Answer: D, s J1 @5 m% D' c: U
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QUESTION 2222 B" T" _9 Y' a; [
What’s uRPF checking first when the packet enters the interface ? or when unicast reverse patch* Y" B3 N! c$ j, I
forwarding is configured on interinterface.
0 q% Q, w2 z, C/ QA. it check the ingress access list* K; J/ ]& t2 }- G# O
B. it check the egress access list
U, I7 X! K$ I c8 u4 x9 u( |C. Route available in FIB ot it verifies a reverse patch via the fib to the source
0 f$ }$ L, L( O1 Y$ M5 w0 UD. it verify that the source has a......& P+ L6 f( g/ A6 x: w
Correct Answer: D% t: l+ f3 s5 o
上面三道题都是一个答案。
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. `4 d5 w/ O m' T9 }$ ^) FQUESTION 229, S: U' V O6 C( W; {/ |0 w
Which command instructs as a PPPoE client to obtain its IP address from the PPPoE server?. L7 R$ P3 U* { S, m3 ]
A. IP address dynamic
/ i( \. c8 l$ z9 J1 \- oB. ip address negotiated8 f& m4 A/ P, |' f
C. ip address auto negotiate.: }- e+ u( S# A8 p1 S6 w6 h( ]+ G
D. ip address DHCP
3 h# R, w8 f) _; I# Z8 tCorrect Answer: B1 K* H9 ]2 K4 v- O4 O7 ]
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, o- ]1 V8 B2 E9 f' mQUESTION 203
( X4 p+ q4 n# j) C5 QWhich command instruct a PPPoE client to obtain its IP address from the PPPoe server?( g. V3 p7 i% e8 u: x
A. Interface dialer% \1 S# M# I* M# X
B. ip address negotiated
1 x# S$ {. x+ y& T' `C. pppoe enable4 |( \9 f- _$ Z1 M
D. Ip address DHCP
; g: ~! q$ _6 Y, k8 B; [! { RE. Ip address dynamic
% h1 l: B% i% P* y7 B" qCorrect Answer: B
& b, x5 y( G8 z" V; t上面两道题都是一个意思,都选 ip address negotiated
& ]$ B c3 a$ @, i6 L5 ?! A8 OQUESTION 211& T4 f q. i# F
there is a choice on flow…..a customer what …..i dontremind well (choose three)
1 V8 m( [( N2 f* t$ cA. PMTUD0 I, x$ {% Y- b6 [( {' m1 H6 D
B. MTU
* b8 e) a$ s: @) J1 j9 FC. IP MTU
9 Z' W5 m$ a. o9 h& H$ [4 vD. http://bbs.hh010.com/
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H5 y; ]2 @3 _* j6 }QUESTION 220
' {3 h) z* }/ E: C) C" GTwo GRE sccenarios for preventing(Choose two)7 j# \6 U( G [* G6 a0 G$ ?
A. TCP MSS
3 b8 a& S0 B" b- `B. DF Bit7 k( |3 a+ D0 f% u( k# a" X% Y7 D
C. http://bbs.hh010.com/
8 L1 r$ W* {: t- tD. http://bbs.hh010.com/
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QUESTION 223) [5 j( c# e, L% b3 ^0 { \. o
Two scenarios for preventing fragmentation on GRE tunnel(Choose two)( p& j6 }( z0 f2 ?0 J4 O+ N/ ]
A. TCP MSS& x" g1 K; r, D4 B P
B. DF Bit Clear
" j+ k6 ^: s3 I; }* i f& UC. IP MTU
3 ?* `8 H! b: U6 z7 QD. PMTUD6 d$ F. }- w+ W. }5 J' e
E. http://bbs.hh010.com/) {* }3 z, T% @' ]
F. http://bbs.hh010.com/
- V+ C8 R9 ^2 y% p% |上面都都选 TCP MSS PMTUD
/ @! O4 _1 M( O9 w1 F% c/ R考试是选两个
; Q3 n: r$ C2 o! WQUESTION 138
9 |9 K2 |" B! l6 l$ b4 @9 dOther than a working EIGRP configuration, which option must be the same on all routers+ f1 B3 C9 o# H0 y* \
for EIGRP authentication key rolleover to work correctly?
6 Q; R/ {/ g! rA. SMTP
1 w ?: G. g: V' R. g1 {B. SNMP$ e, H' L9 `" y: x4 {' @* A
C. Passwords# {2 a) n+ F; ^- L2 o: W i
D. Time3 {9 d6 ^; g `) Y+ J3 @
这道题选D
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QUESTION 135' j% J, Y2 K" k
Refer to the following configuration command.9 a0 ^) R6 [) M1 e6 K4 G7 @, [3 p
router(config)# ip nat inside source static tcp 172.16.10.8 8080 172.16.10.8 80
' a2 F3 f$ W' |, k" B' k' ~# s( \Which statement about the command is true?
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A. Any packet that is received in the inside interface with a source IP port address of
- Y4 b4 j5 z ~* W172.16.10.8:80 is translated to 172.16.10.8:8080.& C0 V$ A5 `) _" F# X X
B. Any packet that is received in the inside interface with a source IP port address of, L4 @( d `, J# ^2 O/ b2 M
172.16.10.8:8080 is translated to 172.16.10.8:80.
' N! [3 o3 J# v4 GC. The router accepts only a TCP connection from port 8080 and port 80 on IP address
2 \) T% g3 h" Q9 V172.16.10.8! p. d; @. K, x* q8 k+ }6 Q
D. Any packet that is received in the inside interface with a source IP address of 172.16.10.8
4 M! Q; s/ N& N& V; K. f1 His redirected to port 8080 or port 80.
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QUESTION 219
9 r! e5 H4 c0 j5 |Refer to the following configuration command.+ f" l! c; h* C1 A u
router(config)# ip nat inside source static tcp 172.16.10.8 8080 172.16.10.8 80- _+ Y' B. N6 ]6 J2 ]# T" ]# d7 i! s
Which statement about the command is true?
. T" e8 z( Z6 z1 G7 Z4 `A. Any packet that is received in the inside interface with a source IP port address of 172.16.10.8:80 is8 m4 e; O- k- }: C
translated to 172.16.10.8:8080.
. I" g2 q. E- c1 BB. Any packet that is received in the inside interface with a source IP port address of 172.16.10.8:8080 is) X T$ |" U, Q4 R& S! |- {
translated to 172.16.10.8:80.
. R, t0 m m8 C# h( V5 @/ EC. The router accepts only a TCP connection from port 8080 and port 80 on IP address 172.16.10.8
, O5 h$ F5 a' T" p) dD. Any packet that is received in the inside interface with a source IP address of 172.16.10.8 is redirected' U; E9 v0 L; \ {* L! X, m
to port 8080 or port 80.
/ n7 U! W3 O. Y, C* C2 [0 N" g5 X上面两道题都选translate 800到 803 W8 p: e, y3 ]" {, p9 N
( l+ A2 o7 [1 t" s7 k这是题库里错误的题
% b$ h- T* k3 K2 o, b' ^* H7 H有大概7-8道没有见过的题,很陌生,我都是根据自己的理解选择的。, @4 l( \8 c3 q6 w, M4 D, ?
拖图全考,pap chap 反选
* Q# U4 I8 s. X2 e* H实验题还是5道题。OSPF Case 第二题选A,其他和题库一样。ospf ID area 号有变化。重分布注意DLY要除以10。
/ Z* z+ `. k% x3 ]其它都和题库一样。大家多背题库可以过的。
7 J- w% |1 s1 B4 W( }CCNP已经全部考完,等证书了,感谢客服5,感谢闫辉老师,感谢群里的朋友,祝大家考试顺利。
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