ACA Aruba Associate Routing & IP Services 2

Question 1

What is NAT (Network Address Translation) primarily used for in enterprise networks?

Accepted Answer

To translate private IP addresses to public IP addresses for Internet access

Answer

To encrypt traffic between internal and external networks

Answer

To assign VLAN tags to outbound traffic

Answer

To compress packets before sending them over the WAN

Question 2

Which type of NAT maps many internal private addresses to a single public IP address using unique port numbers?

Accepted Answer

PAT (Port Address Translation)

Answer

Static NAT

Answer

Dynamic NAT

Answer

Twice NAT

Question 3

What is the administrative distance of a directly connected route on an Aruba AOS-CX router?

Accepted Answer

0

Answer

1

Answer

110

Answer

120

Question 4

Which command on Aruba AOS-CX displays the IPv4 routing table?

Accepted Answer

show ip route

Answer

show arp

Answer

show vlan

Answer

show interface brief

Question 5

What does DNS (Domain Name System) do in an IP network?

Accepted Answer

Translates human-readable domain names to IP addresses

Answer

Assigns IP addresses dynamically to clients

Answer

Encrypts web traffic using TLS certificates

Answer

Manages routing between autonomous systems

Question 6

What is the purpose of the default route (0.0.0.0/0) in an IP routing table?

Accepted Answer

To match any destination not covered by a more specific route, typically sending it toward the Internet

Answer

To route traffic within the local subnet

Answer

To block all traffic from unknown sources

Answer

To assign management IP addresses to network devices