Cisco 640-878 Exam Questions

Question 6 of 126

Which IP addresses are matched by the permit 192.168.80.64 0.0.0.15 access-list entry?

192.168.80.64 to 192.168.80.255

192.168.80.64 to 192.168.80.96

192.168.80.64 to 192.168.80.95

192.168.80.64 to 192.168.80.80

192.168.80.64 to 192.168.80.79

Correct Answer: E

Question 7 of 126

Which two statements about NAT444 are true? (Choose two.)

NAT444 packets are translated three times.

NAT packets traverse three IPv4 addressing domains.

NAT444 needs to work together with DNS64.

There are two types of NAT444 (stateful or stateless).

NAT is performed by the CPE and also by the service provider router.

Correct Answer: B, E

Question 8 of 126

Refer to the exhibit.
Exam 640-878: Question 8 - Image 1

The access list has been configured on the Gi0/0/0/0 interface in the inbound direction. Which four packets that are sourced from 10.1.1.1 TCP port 1060, if they are routed to the Gi0/0/0/0 interface, will be permitted? (Choose four)

destination IP address: 192.168.15.37, destination TCP port: 8080

destination IP address: 192.168.15.41, destination TCP port: 8080

destination IP address: 192.168.15.49, destination TCP port: 8080

destination IP address: 192.168.15.36, destination TCP port: 80

destination IP address: 192.168.15.46, destination TCP port: 80

destination IP address: 192.168.15.49, destination TCP port: 80

Correct Answer: C, D, E, F

Question 9 of 126

Which two statements about NAT64 are true? (Choose two.)

NAT64 packets traverse two IPv4 addressing domains.

NAT64 packets are translated two times.

There are two types of NAT64 (stateful or stateless).

NAT is performed by the CPE and also by the service provider edge router.

The DNS64 server embeds the IPv4 address from the DNS A record with a preconfigured IPv6 translation prefix.

Correct Answer: C, E

Question 10 of 126

Refer to the exhibit.
Exam 640-878: Question 10 - Image 1

The access list has been configured on the Gi0/0/0/0 interface in the inbound direction. Which two packets that are sourced from 172.16.1.1 TCP port 1050, if they are routed to the Gi0/0/0/0 interface, will be permitted? (Choose two)

destination IP address: 10.10.192.201, destination TCP port: 80

destination IP address: 10.10.193.255, destination TCP port: 80

destination IP address: 10.10.196.1, destination TCP port: 80

destination IP address: 10.10.195.254, destination TCP port: 23

destination IP address: 10.10.193.145, destination TCP port: 23

destination IP address: 10.10.197.32, destination TCP port: 23

Correct Answer: A, B