Which of the following IPv4 address ranges is reserved for private use and is NOT routable on the public internet?

169.254.0.0 – 169.254.255.255

A company has a public IP address 203.0.113.10 assigned to its router. The internal network uses 10.0.0.0/8. The administrator wants to allow a specific internal server to be reachable from the internet on port 443. Which configuration will achieve this?

Assign the server a public IP address

Disable the firewall on the router

Configure PAT to map all outbound traffic to 203.0.113.10

Configure static NAT to map 203.0.113.10:443 to the server's private IP:443

A company has a single public IP address and 100 internal users. They want to allow all users to browse the internet while also hosting a public web server. The web server must be reachable from the internet. Which solution best meets both requirements with the least complexity?

Use PAT for outbound traffic and static NAT for the web server

Use static NAT for all users and the web server

Use PAT for both outbound and inbound traffic

Assign public IPs to all users and the web server

A network administrator wants to allow external users to access an internal web server that has a private IP address. The router has one public IP address. Which configuration will make the server reachable from the internet?

Assign the server a public IP address

Configure static NAT to map the public IP to the server's private IP

A company has 200 employees, each with a computer that needs internet access. The company has only 5 public IP addresses from the ISP. Which technology allows all 200 computers to access the internet using those 5 public IPs?

NAT with port address translation (PAT)

Using private IP addresses without NAT

Assigning each computer a public IP from the 5 available

CiscoCertified Support Technician (CCST) Networking

Domain 2Objective 1

2.1. Compare and Contrast Private Addresses and Public Addresses. 100-150 Practice Questions (Page 1)

Part of the Addressing and Subnet Formats domain, which makes up ~11% of our current practice bank. Cisco does not publish an official question count, but from its 50-minute exam (~20–35 total, ~2–4 in this domain), expect 1–1 from this objective — we provide 36 practice questions to prepare you well beyond it. (estimate)

36questions here

8free pages

5concepts

Questions 1–5

1foundation · easy
Which of the following IPv4 address ranges is reserved for private use and is NOT routable on the public internet?
Select an answer first
2expert · hard
A company has a public IP address 203.0.113.10 assigned to its router. The internal network uses 10.0.0.0/8. The administrator wants to allow a specific internal server to be reachable from the internet on port 443. Which configuration will achieve this?
Select an answer first
3expert · hard
A company has a single public IP address and 100 internal users. They want to allow all users to browse the internet while also hosting a public web server. The web server must be reachable from the internet. Which solution best meets both requirements with the least complexity?
Select an answer first
4application · medium
A network administrator wants to allow external users to access an internal web server that has a private IP address. The router has one public IP address. Which configuration will make the server reachable from the internet?
Select an answer first
5application · medium
A company has 200 employees, each with a computer that needs internet access. The company has only 5 public IP addresses from the ISP. Which technology allows all 200 computers to access the internet using those 5 public IPs?
Select an answer first

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