This document contains a set of practice questions on the topics of networks and protocols ,The questions are designed to help you test your knowledge of the material and prepare for exams such as the Cisco CCNA or the CompTIA Network+. The document has exercises who cover a variety of topics in Ne...
One of a company's branches uses the address 10.0.0.0. Consider four machines in this facility, whose host
names (with domain) and addresses are given below:
Host_Name @ IP @ Mac
Omar_Entreprise.com 10.99.43.27 MAC_1
Katia_Entreprise.com 10.163.12.254 MAC_2
Leila_ Entreprise.com 10.189.12.27 MAC_3
Amine_Entreprise.com 10.126.43.254 MAC_4
1. How many bits are used to represent the network portion?
2. What is the number of bits used to create two sub-networks such that Omar and Amine belong to the
same sub-network and Katia and Leila to another sub-network?
3. Propose a mask so that no two machines belong to the same subnet. Propose a division (in a table) into
subnetworks, also giving the broadcast address and address range for each proposed subnetwork.
, 4. Draw the connection diagram for the 4 subnetworks proposed in question 3 using router R1, specifying
the router interface addresses and the machine addresses on the diagram.
5. Is it necessary to configure routing on R1 to enable the 4 subnetworks proposed in the 3 question to
communicate?
Note: R1 router interfaces (eth0, eth1, eth2, eth3) will have the last address in each subnet.
Exercise 2: (08 pts)
1. Will Web servers hosted by ISPs need to use NAT to send/receive data from customers?
2. How can a single DHCP server serve two different networks?
3. Can a DHCP server obtain its IP address from another DHCP server?
4. Indicate the meaning of each of the following TCP header flags: PSH= 1, SYN=1, URG=1, RST= 1.
Solution:
Note : the solution in pictures is written in french
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller WhiteNoteBook. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $4.49. You're not tied to anything after your purchase.
