17 7']lij;R:'f MUX VLAN iil.;!iEW/Ji't-)£
A MUX VLAN 'P1°'�,;'cllcli:±: VLAN, :j!j:llcli: VLAN
B. MUX VLAN �-�jljt£.Q MUX VLAN �■r}Jf;LtiiJ�:x,,J�J,ltiE'ii\'e{J
C M�VLANe{J±:VLANffi�ANiiJ�A�-�VLAN
� M� VLAN'PRE�--�:S:�IDIMVLAN
B
Correct
Answer:
MUX VLAN
必须enable 命令,需要才使用
1s•r::i �·AlllPllti�7Je:�'i:.
A- cJ�Jlll*icll=Fzl�·
B�1!H/tit1',
- □�J!llA=Fzl�J!ll�Fzl:S:�
□ �lll
Je:.w.;tl't-)tll�:n;f; l'W;R:'f•□ �·e{Jllill£1°'iEW/Je{J£
C �!U�ll'- □ fl,\l.e{J. Q .tffllio,�.!li�ll'-Q
o.•□�-it;� port-isolate
enable
iiJW!'il'E•□'tE'i:Folfl:rtl'llc)I:
il,\1-�■r}J■
Correct
Answer:
D
小端口命令,端口配;全局这种基本上都是大活
*'f•□
�•asi�•.
1�$A�•mmM11c11•□
A•□ �•fl:rtor�:11c.11A =m�mw�•�=t =Fzl �•�Fzl:s:.�
s.$A�•m:'5iJ\j 64 ��•m. �"% o-63
c&t1:&□ A.ticli'�.!:j&DB�•. �M&DA£mi't-JS�1°'■-�&DB, @M&DB£me{JS�iiJ
XGE ffi E
D & □ ij).io]!Wj.:;U1 E.GE.
Dij).io]�·
ETH-TRUNK .!:ilel�/iHl.&
Correct
B
TH-TRUNK l!!lf��IDll't-J& □5�i';ll,\I., @1°''5i:til& □ .!:j Is �
�••J£••asiw
Answer:
�-�- □ A
ij).io][l,\I •. it□ .!:j�J!I!� □ ij).io] ll,\I •.
20'tl: RSTP tMSl.'P. ���1HEH£'i.:lHl'.81.
A'i:�izi:t
B �c:2: MAC ±f!,jJ.1:*l't-J'i.ttM
oat MAC it!!tll**IIRilB7tillJ�liM\c
D il)J�f,!<� MAC lfu:tJ!:*
□i'Jb'ZlJ:i:Hr;l;�c:2:�l't-J;j-JUM�
C
纣王酒意HCIP 221 题库最新版2020-08-236
Correct
Answer:
21.[WSB]STP TC-PROTECTION?
DISABLE
TC PROTECTION
ENABLE TC PROTECTION FUNCTION ENABLE
t!lliB'-1£
�'f �tf9:!lcil:fa\l!
FUNCTION
DISABLE
f
A Ja!ll TC f!iHPJ;/J IJ€g_ t£.!jl.fl'LB1fs]
B Ja/ll TC f!ttf'r}Jfl€:ift!eJ&m,ttl.Jlli:ffitHl!:f-t
�- MSTP ilHBtll TC !1Jrnl1 BPDU t�))::B'-);j;:t0Jftcf;'
BPDU t�)t�:@cJ&m3'.1:�i9:*lli:JixB'-J!I.Yi�B'-)M!Jl!;it
MAC Jfutll:a\
ua•��cP■rtr. �*�•w•ffi••��iJJ•□�•-•· �n•••�••��•n.m•���M•�•$-■AA±�•-�
-■!illJ.R1/HlU��tt,H!l.�-•*••;m��;!�:tt□.
Aa�■i5t.$m•*m LACP tt,t:!i!l.ttf1�1J,-■fl,A±�--*Q**tit
B a�■i5t.$m• MFC tfu.t.il:ttOO:$iuJ,-;:1.l1i,A
ca�■,i•$••*tit �cP tt;'c@.tt00:�:k-■1'FA±�•-m**tit �cP tt;'c@.tllraJ!illJm•
LACP t\:$t@.f!lraJ!il1Jm•
D.a�■i5t.$m•*tit LACP 1:t$'c@.ttf1�1J,-■1'FA±�--*Q**tit
Correct
MA ±fu:IJ.t�:k�-;ffiji'FA±�,i/,l.
MAC ±fui.il:$iuJ,�--fl,A±�-
Jl�¼a•� LACP tlrtrJmfoJm•±�-?
LACP 1:t,HlH!lraJ!illJm•
IP ll!!:IJ.t�,j,�--1'FA±�-
::tiJJ■.
Answer: D
都选小,优先级高
,Jc-f-iltill.;,Hlii""�••
2s:fraJ���r. RSTPJJrnn:fraJ�i!1Hf>l.!lliE.
ASl:J#!i5t.J:.JaiJJ7 BPDUf*jpl.!J/iEF□,
Blaffl ROOTiilf>JJJfig�j��-□. �-□n.t@..R��ii1srA1��-
C/a�tlHilf>■□, s1m■□LiJO\rJ�t\:�
FORWARDING ti;�.
JillJ�laliJJ'tnuwiE'/ii�
D Jafflll.n TC-BPDU f�:itr�mlJ:JliEF□,
Correct
j![],\11:ib_�■□lfl(j\rj
□
a�1:/rB·HriJP'.l,
Answer: A
xl#!i5t-�f! TC BPDU f�)t�;_xtt�!clt.
注意A 边缘端口被关闭了(error down),然后交换机报警!并不是计算
其他3个选项理解一下,翻来覆去的问。
RST BPDU, ib.�-□�t/ti5t'l'A�Fib.�;ffij□, *:!UJi:it!:fi�Jtttl-/i.t;J.:
rst bpduF□, ■□�:it!A DISCARDING
ti;�. :fa�l!t}�)t.�-f2:BtfriJP'l
■□*LiJ(i!J�1:t�
RST BPDU,
26,Jc'f■□�iii; riffiill.;tffii""�•:
A■□ ��Axl#!:tfl■ □ z.fri]�-frjlif,foJ�%1J'ti'��%1J:tfllM
B �?f1HI! :ficl■□ ltA� PC z.friJ:ffig:!ii;i,��J�M
ca□ �Jii;�Wiff VLAN *��-
D.■□ �]ii;A1o/Jf1Jii��]ii;.
Correct
Answer: C
.
■ □ !Wi�*�I�.
端口隔离是 节约VLAN ID;所以不是按照VLAN 来分配的;
27�1iiH1H�tltt�:k
s1Jmfi MSTP tMSl�Sl:l#!:tfl�;JU
A STPtJ!rt
B.RSTP tlrt
-$?txl#!:tflmfi MSTP, �-l'lB?txl#!:tflmfi RSTP
1J■□fll��xl#;:t/lmfia RSTP tlrtT JillJ�tatw
MSTP tMSl�xl#!:tflI1'FafoJfrf,tlrtr
纣王酒意HCIP 221 题库最新版2020-08-238