[&] What will this Access-List configuration accomplish?

!

access-list 2501 deny tcp host 1.1.1.1 23.140.17.1

255.255.255.254 eq 23

! 

interface GigabitEthernet0/0

  ip access-group 2501 in
  
!

(Select the best answer)
- All of these answers are correct -- Correct
- The host at 1.1.1.1 will not be able to telnet to the host 23.140.17.27
- The host at 1.1.1.1 will not be able to telnet to the host 144.23.162.9
- All IPv4 packets arriving on interface GigabitEthernet0/0 will be dropped

[&] Which partial ACL configuration will result in Cisco IOS providing you the ability to create an Extended Access-List? (Select two answers)
- Device(config)#access-list 1601
- Device(config)#access-list 2400 -- Correct
- Device(config)#access-list 90
- Device(config)#access-list 100 -- Correct

[&] Which of the following statements are true about implementing Extended Access-Lists for packet filtering? (Select the best answer)
- They must be implemented on interfaces connecting to Laptops and PCs
- They must be implemented on interfaces connecting to Servers
- Extended ACLs should never be used for packet filtering
- They should be implemented as close to the source host/network as possible -- Correct
- They should be implemented as close to the destination host/network as possible

[&] What field(s) within an IPv4 header can be matched when implementing an Extended Access-List? (Select the best answer)
- Only the source IPv4 address
- Both the source and destination IPv4 addresses -- Correct
- Only the destination IPv4 address and the TCP/UDP port number
- Only the destination IPv4 address
- Only the source IPv4 address and the TCP/UDP port number

[&] Which of the following Access-Lists will prevent DNS A-Record lookups sourced from any host in the 180.34.29.24/29 subnet?
(Select the best answer)
- access-list 101 deny tcp 180.34.29.24 0.0.0.15 any eq 53
- access-list 101 deny tcp 180.34.29.24 0.0.0.15 any eq 25
- access-list 101 deny udp 180.34.29.24 0.0.0.7 any eq 53 -- Correct
- access-list 101 deny udp 180.34.29.24 0.0.0.7 any eq 25