09

Question 1

How can I tell if Daytime or Chargen is enabled on a router?

Answer 1

udp small servers

Question 2

How can I tell if uRPF is enabled on a router?

Answer 2

ip cef

Question 3

How can I tell if a device is susceptible to dns poisoning

Answer 3

lack of
ip domain lookup
ip name server

Question 4

What is the standard ACL range?

Answer 4

1-99 1300-1999

Question 5

What is the Extended ACL range?

Answer 5

100-199 2000-2699

Question 6

What is the syntax to create a standard/extended ACL in Global configuration mode?

Answer 6

Access list 1 deny 192.168.0.82 255.255.255.0
Acess-list 100 deny tcp 220.50.0.4 0.0.0.0 192.168.0.82 255.255.255.0 eq 80

Question 7

What is the syntax to apply a standard/extended ACL in an interface

Answer 7

ip access-group 1 in
ip access-group 100 in

Question 8

What is the syntax to apply a standard/extended ACL in a VTY lines

Answer 8

access-class 1 in
access-class 100 in

Question 9

What is the rule for where to place standard ACLs?

Answer 9

Interface closest to the destination

Question 10

What is the rule for where to place extended ACLs?

Answer 10

interface closest to the source on current router

Question 11

What is the private ip range for Alpha addresses?

Answer 11

10.0.0.0 0./8

Question 12

What is the private ip range for Bravo addresses?

Answer 12

172.16.0. /12

Question 13

What is the private ip range for Charlie addresses?

Answer 13

192.168.0.0 /16

Question 14

What is the private ip range for Appia/Windows addresses?

Answer 14

169.254.0.0 /16

Question 15

What is the private ip range for Echo addresses?

Answer 15

240.0.0.0 /4