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Computer Network: Network Design Concepts
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Computer Network: Network Design Concepts
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25 Questions

1. __________ masks your IP address.
2. A ______ can hide a user’s browsing activity.
3. Site-to-site VPNs are also known as ________
4. Which two statements describe the IP address 10.16.3.65/23?i. The subnet address is 10.16.3.0 255.255.254.0.ii. The lowest host address in the subnet is 10.16.2.1 255.255.254.0.iii. The last valid host address in the subnet is 10.16.2.254 255.255.254.0.iv. The broadcast address of the subnet is 10.16.3.255 255.255.254.0.
5. What types of protocols are used in VPNs?
6. Using VPN, we can access _______________
7. Site-to-Site VPN architecture is also known as _________
8. There are _________ types of VPNs.
9. Which types of VPNs are used for corporate connectivity across companies residing in different geographical location?
10. You have an interface on a router with the IP address of 192.168.192.10/29. Including the router interface, how many hosts can have IP addresses on the LAN attached to the router interface?
11. If an Ethernet port on a router were assigned an IP address of 172.16.112.1/25, what would be the valid subnet address of this host?
12. __________ provides an isolated tunnel across a public network for sending and receiving data privately as if the computing devices were directly connected to the private network.
13. If you wanted to have 12 subnets with a Class C network ID, which subnet mask would you use?
14. The combination of _________ and __________ is often termed the local address of the local portion of the IP address.
15. Which of the statements are not true to classify VPN systems?
16. Which of the following is the broadcast address for a Class B network ID using the default subnetmask?
17. VPNs uses encryption techniques to maintain security and privacy which communicating remotely via public network.
18. What is the subnet id of a host with an IP address 172.16.66.0/21?
19. _________ is a collective term for a number of Ethernet Standards that carry traffic at the nominal rate of 1000 Mbit/s against the original Ethernet speed of 10 Mbit/s.
20. VPN is abbreviated as __________
21. The network address of 172.16.0.0/19 provides how many subnets and hosts?
22. State whether true or false.i. A connection oriented protocol can only use unicast addresses.ii. The any cast service is included in IPV6.
23. Your router has the following IP address on Ethernet0: 172.16.2.1/23. Which of the following can be valid host IDs on the LAN interface attached to the router?i. 172.16.1.100ii. 172.16.1.198iii. 172.16.2.255iv. 172.16.3.0
24. You have an IP address of 172.16.13.5 with a 255.255.255.128 subnet mask. What is your class of address, subnet address, and broadcast address?
25. You need to subnet a network into 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use?

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