Wild Stuff. Extended ACL. General ACL. Standard ACL. Got the Right Number?. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. Semester 3. ACL. JEOPARDY. Access Control List REVIEW.
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Got the Right
Access Control List REVIEW
What a binary 1 means in a wildcard
A: What is Ignore that bit?
Decimal value used when you want to match the first four digits but ignore the last four in an octet
A: What is 15 (00001111)?
The number used to permit an entire class C network
A: What is 255 or 0.0.0.255?
Another term used by Cisco for a Wildcard
A: What is an Inverse Mask?
Wildcard mask required to block or permit an entire class B network
A: What is 0.0.255.255?
What gt means in an extended ACL
A: What is greater than?
Extended ACL should always be placed here.
A: Where is closest to the Source?
The command used to apply an IP extended ACL.
A: What is IP access-group 100 (thru199) in (or out)?
Extended ACLs can filter traffic based on four things
A: What is the source IP, destination IP, protocol and port#?
What the following ACL does:
access-list 125 permit TCP host 22.214.171.124
0.0.0.255 126.96.36.199 eq 23
A: What is permits telnet traffic from host 188.8.131.52 to any host on network 184.108.40.206 and denies all other traffic (remember the implicit deny all at the end of all ACLs)?
What ACL do to packets.
A: What is Filter?
The flow of packets through an interface can be controlled in two directions.
A: What is In and Out?
The last statement of every ACL
A: What is a an implicit deny all?
New lines added to an ACL will be placed here.
A: What is at the end of the ACL?
An ACL that is not referred to by number.
A: What is a named ACL?
Standard ACLs filter traffic based on this address.
A: What is the Source IP Address?
Standard ACL should always be placed on this router.
A: What is the router closest to the destination?
The word that can replace
0.0.0.0 255.255.255.255 in an ACL
A: What is Any?
What this ACL does
access-list 24 permit 0.0.0.0 220.127.116.11
A: What is permits host 18.104.22.168 access and denies all other traffic (remember the implicit deny all is the last statement. How the ACL is applied determines whether the traffic is filtered coming in our out of the router)?
What the following ACL does:
access-list 95 permit 0.0.0.31 22.214.171.124
A: What is permit the following range of IP addresses, 126.96.36.199 through 188.8.131.52, to be forwarded and denies all other traffic.?
An ACL that starts with:
A: What is a Standard Access List (1-99)?
The range of numbers used in Extended ACL lists.
A: What is 100-199?
Has an ACL with a number of 825.
A: What is a StandardIPX access-list?
The range of values that can be assigned to an Extended IPX access list.
A: What is 900-999?
The ACL number for an IPX SAP Filter
A: What is 1000-1099?