Exam (elaborations)
Access Control Lists (ACL) questions with complete answers
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Access Control Lists (ACL) questions with complete answers
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Access Control Lists (ACL)The ddcorrect ddanswers ddare dd"ACLs
1. ddcan ddallow ddor ddprevent ddcertain
ddhost ddto ddac- ddcess ddnetwork
Which ddthree ddoptions ddare dduses ddof ddresources," dd"ACLs ddcan ddallow
ddan ddACL? dd(Choose ddthree.)
ddtraffic ddto ddbe ddselected ddso ddthat ddit
ddcan ddbe ddprioritized," ddand dd"ACLs
ddcan ddfil- ddter ddtraffic ddbased ddon
ddtraffic ddtype." ddACLs ddimprove
ddnetwork ddperformance ddby dddis-
ddcarding ddunallowed ddtraffic ddand
ddprevent- dding ddit ddfrom ddcrossing ddthe
ddnetwork ddinfra- ddstructure ddand
ddconsuming ddresources.
ACLs ddare ddnot ddused ddto ddgroup
ddinterfaces.
To dddetermine ddthe ddbest ddpath ddto dda
dddesti- ddnation, dddevices ddare ddusing
ddrouting ddpro- ddtocol ddalgorithms ddand
ddnot ddACLs, ddbut ddACLs ddcan ddinfluence
ddwhat ddrouting ddinfor- ddmation ddwill
ddbe ddavailable ddto ddthese ddalgo-
2. Which ddstatement ddabout ddthe ddACL ddrithms.
ddop- dderation ddis ddtrue?
The ddcorrect ddanswer ddis dd"ACL ddstate-
ddments ddare ddprocessed
ddsequentially." ddACL ddstatements
ddoperate ddin dda ddse- ddquential, ddlogical
ddorder. ddWhen dda ddpacket ddmatches dda
ddrule ddin ddthe ddstatement, ddthe
ddcorresponding ddaction ddis ddexecuted
ddand ddACL ddprocessing ddstops. ddFor
ddinstance, ddin ddan ddaccess ddlist ddwith
dd15 ddstatements, ddif dda ddpacket
ddmatches ddthe ddfirst ddstatement, ddthe
ddpacket ddis ddnot ddevaluated ddagainst
ddother dd14 ddstatements. ddOnly ddthe
3. Which ddmatching ddcriteria ddcould ddinstruction ddof ddthe ddfirst ddmatching
ddbe ddused ddto ddmatch ddtraffic ddfrom
ddstatement ddis ddexecut- dded, ddeven ddif
ddor ddto ddIPv4 ddaddress dd192.168.5.7?
1
, Access Control Lists (ACL)
ddthe ddpacket ddwould ddmatch ddsubsequent
ddones.
The ddcorrect ddanswer ddis dd"192.168.5.7
dd0.0.0.0." ddTo ddprovide dda ddmatching
ddcriteria ddfor dda ddsingle ddIP ddaddress, ddthe
ddwildcard ddmask ddmust ddinclude ddall
ddmust-match ddbits dd(such ddas ddall dd0s),
ddand ddthe ddreference ddIP
2
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