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 CCNA interview questions  CCNA Interview Questions
 CCDA interview questions  CCDA Interview Questions
Question
friends i have some problem in the acess list plz help me 
out.
purbi sinha.
1 what is the diffrence b/w inbound and out bound access 
list
2 what is main diffrence betwwen standred acesslist and 
extended access list
3 where should i keep stnadred access list and exatended 
access list i mean at which interface and why?
4 why wild card masking is used
5 what is switch febric in switching
plz help me out i am litle bit confuse

 
 Question Submitted By :: Purbi Sinha
I also faced this Question!!     Rank Answer Posted By  
 
  Re: friends i have some problem in the acess list plz help me out. purbi sinha. 1 what is the diffrence b/w inbound and out bound access list 2 what is main diffrence betwwen standred acesslist and extended access list 3 where should i keep stnadred access list and exatended access list i mean at which interface and why? 4 why wild card masking is used 5 what is switch febric in switching plz help me out i am litle bit confuse
Answer
# 1
hi purbi
i think this will help u about urs problem
1 queston-what is diffrence between inbound and outbound 
access lisst.
the answer is
inbound access-list#inbound access list is conserned with 
when ever we apply inbound access list to any interface 
then all packets pass through acces list before being roued 
to the outbound interface.
understand?
no?
take a eaxmaple
ok when ever we apply accesslist to the e0 enetrface
now what happen before going to outbound that is at s0 
interface it will pass through the accesslist implmented on 
the e0 interface.this is the exampl of inbound acces list
now
out bond accesslist#when this type of access list is 
apploed through the outband packets on an interface then 
these packet rputed first and then go to the access list 
interfcae
as for example
apply asses lisst on s0 then any packet will firstly routed 
from the e0 interface and then it will passes throug aceess 
list
i am giving that example for understanding abt topics and 
this is not a rule
ok
now your 2nd questions is what is the diff between standred 
access list and exatnded access list.
if a diffrence it by its range then it is not fare u alrady 
know what abt the ranges abt those
so i am not going to desribr it
ok the main diff betwwen standred access list and extanded 
access list on the baisis of packet filtring is that 
stndred acees list filter n/w trrafic by examin by examin 
the source ip address.where as a extended acesslist filter 
n/w trafic on the basic of sourse ip address and 
destination ip address.

3rd 
whrer should we plasd standed acess list and extanded acess 
list
1 place std acess list as close to distinationa asclose as 
poosible
2 place extened accs list list as close as to sourse 
resion is very vital and not possible to dscribe here
becoz i a in cyber cafee and donot have the time
ok plz read todd lamley for ccna
now wilad card masking is used for specify a individual 
host or a grou of range of host
this is the one of the important use of wild card masking
now the last  one is switch frbric-
switch febric is a group of switch sharing same v-lan 
information
for further plz read(farme tagging)
thank
hope this might help you
jitendera kuamr sinha
 
Is This Answer Correct ?    3 Yes 0 No
Jitendera Kuamr Sinha
 

 
 
 
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