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Wild Stuff ExtendedACLGeneralACLStandardACL Got the Right Number? 100 200 300 400 500.

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Presentation on theme: "Wild Stuff ExtendedACLGeneralACLStandardACL Got the Right Number? 100 200 300 400 500."— Presentation transcript:

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2 Wild Stuff ExtendedACLGeneralACLStandardACL Got the Right Number? 100 200 300 400 500

3 ACL Semester 3 Access Control List REVIEW JEOPARDY

4 Wild Stuff 100 What a binary 1 means in a wildcard A: What is Ignore that bit?

5 Wild Stuff 300 A: What is 15 (00001111)? Decimal value used when you want to match the first four digits but ignore the last four in an octet

6 Wild Stuff 200 A: What is 255 or 0.0.0.255? The number used to permit an entire class C network

7 Wild Stuff 400 A: What is an Inverse Mask? Another term used by Cisco for a Wildcard

8 Wild Stuff 500 A: What is 0.0.255.255? Wildcard mask required to block or permit an entire class B network

9 Extended ACL 100 A: What is greater than? What gt means in an extended ACL

10 Extended ACL 200 A: Where is closest to the Source? Extended ACL should always be placed here.

11 Extended ACL 300 A: What is IP access-group 100 (thru199) in (or out)? The command used to apply an IP extended ACL.

12 Extended ACL 400 A: What is the source IP, destination IP, protocol and port#? Extended ACLs can filter traffic based on four things

13 Extended ACL 500 A: What is permits telnet traffic from host 125.5.5.6 to any host on network 199.25.4.0 and denies all other traffic (remember the implicit deny all at the end of all ACLs)? What the following ACL does: access-list 125 permit TCP host 125.5.5.6 0.0.0.255 199.25.4.18 eq 23

14 General ACL 100 A: What is Filter? What ACL do to packets.

15 General ACL 200 A: What is In and Out? The flow of packets through an interface can be controlled in two directions.

16 General ACL 300 A: What is a an implicit deny all? The last statement of every ACL

17 General ACL 400 A: What is at the end of the ACL? New lines added to an ACL will be placed here.

18 General ACL 500 A: What is a named ACL? An ACL that is not referred to by number.

19 Standard ACL 100 A: What is the Source IP Address? Standard ACLs filter traffic based on this address.

20 Standard ACL 200 A: What is the router closest to the destination? Standard ACL should always be placed on this router.

21 Standard ACL 300 A: What is Any? The word that can replace 0.0.0.0 255.255.255.255 in an ACL

22 Standard ACL 400 A: What is permits host 205.12.6.95 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 this ACL does access-list 24 permit 0.0.0.0 205.12.6.95

23 Standard ACL 500 A: What is permit the following range of IP addresses, 215.2.3.128 through 215.2.3.159, to be forwarded and denies all other traffic.? What the following ACL does: access-list 95 permit 0.0.0.31 215.2.3.128

24 Got the Right Number? 100 A: What is a Standard Access List (1-99)? An ACL that starts with: Access-list 25...

25 Got the Right Number? 200 A: What is 100-199? The range of numbers used in Extended ACL lists.

26 Got the Right Number? 300 A: What is a Standard IPX access-list? Has an ACL with a number of 825.

27 Got the Right Number? 400 A: What is 900-999? The range of values that can be assigned to an Extended IPX access list.

28 The ACL number for an IPX SAP Filter Got the Right Number? 500 A: What is 1000-1099?


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