Homework Answers
13) we cannot interact with INTERNET Using PRIVATE IP address, we can only through PUBLIC IP address... 128.123.45.67 is used to routing the pacets on the internet.... Here we have to use NETWORK ADDRESS TRANSLATION Overloading to translate the private addresses into Public address...
14) reasons are 1) encapsulation is possible 2) debugging is easy 3) if one layer got effected it didn't effect the other layers.... 4) Abstraction is possible 5) Testing is easy
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13. A router on a home network is assigned an IP address of 128.123.45.67. A computer...
Consider a home network consisting of a router, a Web server hosting your own website, and...
Consider a home network consisting of a router, a Web server hosting your own website, and 4 different wireless devices. Suppose that all nodes on the home network are addressable/reachable by their IPs only. Answer the following: a) How does your router get assigned its IP? What is the nature of such IP (e.g., static vs dynamic, global vs local, public vs private)? b) How do the different wireless devices get assigned their IPs? What is the nature of such...
One end user is connected with the base station router (BSR) in a typical IP network....
One end user is connected with the base station router (BSR) in a typical IP network. The networked has assigned unique IP address to the user. The end user like to make a call to another user in public network using IP internet cloud. Mention the name of the device that will make the connection.
12. Suppose you have a wireless router connected to a cable modem at your home. And you have four...
12. Suppose you have a wireless router connected to a cable modem at your home. And you have four PCs that use 802.11 to wirelessly connect to the router. Finally, suppose your ISP dynamically assigns one IP address to your wireless router. a. How are IP addresses assigned to the four PCs? b. Does your wireless router use NAT? Why or why not? 13. Software-Defined Networking uses a logically-centralized controller to decouple what two main parts of a computer network?...
Computer A Windows Router 1 E0/0 E0/1 GALERIE E0/1 Computer B E0/0 GRE0/2 Router 2 Server...
Computer A Windows Router 1 E0/0 E0/1 GALERIE E0/1 Computer B E0/0 GRE0/2 Router 2 Server webmail.njit.edy Internet Device Interface IP address MAC address Subnet Mask Gateway Router 1 E0/0 192.168.23.254 00:50:00:01:11:10 255.255.255.0 192.168.23.254 Router 1 E0/1 192.168.12.1 00:50:00:01:11:11 255.255.255.252 Router 2 E0/0 192.167.13.254 00:50:00:02:22:20 255.255.255.0 192.168.13.254 Router 2 E0/1 192.168.12.2 00:50:00:02:22:21 255.255.255.252 Router 2 E0/2 64.95.38.13 00:50:00:02:22:23 255.255.255.252 64.95.38.14 Computer A ETHO 192.168.23.10 23:AA:B1:A1:A3:11 255.255.255.0 192.168.23.254 Computer B ETHO 192.168.23.20 23:FD:1D:A1:02:24 255.255.0.0 192.168.23.254 Server ETHO 192.168.13.1 13:22:02:00:0A:10 255.255.255.0 192.168.13.254...
Question: Your Answer: What is the IP Address of the computer? If this computer could reach...
Question:
Your Answer:
What is the IP Address of the computer?
If this computer could reach the Internet but could not resolve
names on the Internet, assuming that these settings are correct,
which computer would you check to make sure it is running?
What is the fully qualified domain name for this computer?
What is the MAC address of this Network Adapter?
What is the IP address of the device that provided the computer
IP Address?
What is the CIDR...
Topic: TCP/IP T Time Remaining 57 minutes Application 6 Presentation Application Session 4 Transport Transport Internet...
Topic: TCP/IP T Time Remaining 57 minutes Application 6 Presentation Application Session 4 Transport Transport Internet Network Interface TCP/IP Network Data Link Physical OSI Reference Model TCP layers (true or false true false- MAC addresses are handled at the Application layer true false- Size of the data packets is done at the Insternet layer true false- the Network Cnternet) Inyer is involved with couting of messages true false Switching ss done at the latermet layes THE
What happens when the packets sent from a computer (at the application layer) reach various network...
What happens when the packets sent from a computer (at the application layer) reach various network nodes – local computers, remote computers, local attached routers/switches, remote routers/switches, hubs, etc.? Please discuss what network nodes of different types know about the application file being transmitted (based on what information is provided in the header at the OSI layer at which that node operates) at each level of reassembly (i.e., viewing the frame packet only, reassembling frame packets to recreate the IP...
1. To which of the following subnets does IP address 225.3.2.22 belong? 225.3.2.0/24 225.3.2.22/24 225.2.3.0/24 225.0.0.0/24...
1. To which of the following subnets does IP address 225.3.2.22 belong? 225.3.2.0/24 225.3.2.22/24 225.2.3.0/24 225.0.0.0/24 none of the above Question 2 On which of the following devices does the transport layer NOT run? laptop router cellphone A, B and C none of the above Question 3 What is the source address contained in the discover message sent by a host that is wanting to obtain an IP address? 255.255.255.255 0.0.0.0 the IP address of the server the last IP...
1. Which of the following protocols is used by a client to send an email message?...
1. Which of the following protocols is used by a client to send an email message? a. HTTP SMTP b. FTP d. RDP 2. What is the most common network topology today? a/Star c. Hub Ring d. Mesh 3. A client/server network is the simplest network model. a/ True O False 4. Which client server application allows an administrator to control a remote computer, but does not encrypt or secure the communication between client and server? A Telnet C. Remote...
Question 7(1 point) An attacker to a network is using social engineering to attack a network....
Question 7(1 point) An attacker to a network is using social engineering to attack a network. This means which of the following? (Select all that apply) a b C d The attacker uses a dictionary attack. The attacker uses packet sniffing. The attacker claims to be from network support. The attacker is sifting through discarded trash. Question 8(1 point) The network administrator suspects that packet sniffing is being used to capture data packets in the network. The network administrator is...
12. Suppose you have a wireless router connected to a cable modem at your home. And you have four PCs that use 802.11 to wirelessly connect to the router. Finally, suppose your ISP dynamically assigns one IP address to your wireless router. a. How are IP addresses assigned to the four PCs? b. Does your wireless router use NAT? Why or why not? 13. Software-Defined Networking uses a logically-centralized controller to decouple what two main parts of a computer network?...
Computer A Windows Router 1 E0/0 E0/1 GALERIE E0/1 Computer B E0/0 GRE0/2 Router 2 Server webmail.njit.edy Internet Device Interface IP address MAC address Subnet Mask Gateway Router 1 E0/0 192.168.23.254 00:50:00:01:11:10 255.255.255.0 192.168.23.254 Router 1 E0/1 192.168.12.1 00:50:00:01:11:11 255.255.255.252 Router 2 E0/0 192.167.13.254 00:50:00:02:22:20 255.255.255.0 192.168.13.254 Router 2 E0/1 192.168.12.2 00:50:00:02:22:21 255.255.255.252 Router 2 E0/2 64.95.38.13 00:50:00:02:22:23 255.255.255.252 64.95.38.14 Computer A ETHO 192.168.23.10 23:AA:B1:A1:A3:11 255.255.255.0 192.168.23.254 Computer B ETHO 192.168.23.20 23:FD:1D:A1:02:24 255.255.0.0 192.168.23.254 Server ETHO 192.168.13.1 13:22:02:00:0A:10 255.255.255.0 192.168.13.254...
Question:
Your Answer:
What is the IP Address of the computer?
If this computer could reach the Internet but could not resolve
names on the Internet, assuming that these settings are correct,
which computer would you check to make sure it is running?
What is the fully qualified domain name for this computer?
What is the MAC address of this Network Adapter?
What is the IP address of the device that provided the computer
IP Address?
What is the CIDR...
Topic: TCP/IP T Time Remaining 57 minutes Application 6 Presentation Application Session 4 Transport Transport Internet Network Interface TCP/IP Network Data Link Physical OSI Reference Model TCP layers (true or false true false- MAC addresses are handled at the Application layer true false- Size of the data packets is done at the Insternet layer true false- the Network Cnternet) Inyer is involved with couting of messages true false Switching ss done at the latermet layes THE
1. Which of the following protocols is used by a client to send an email message? a. HTTP SMTP b. FTP d. RDP 2. What is the most common network topology today? a/Star c. Hub Ring d. Mesh 3. A client/server network is the simplest network model. a/ True O False 4. Which client server application allows an administrator to control a remote computer, but does not encrypt or secure the communication between client and server? A Telnet C. Remote...
Question 7(1 point) An attacker to a network is using social engineering to attack a network. This means which of the following? (Select all that apply) a b C d The attacker uses a dictionary attack. The attacker uses packet sniffing. The attacker claims to be from network support. The attacker is sifting through discarded trash. Question 8(1 point) The network administrator suspects that packet sniffing is being used to capture data packets in the network. The network administrator is...
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