Why is there no need for CSMA/CD on a full-duplex Ethernet LAN?
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Q: 2. Consider the following network address: 209.15.6.0/28 a. How many subnets are there in this…
A: 2. Given, Network address = 209.15.6.0 / 28 Prefix = 28
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Q: 3. Consider the following network address: 212.15.6.0/29 a. How many subnets are there in this…
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Q: A network for a local office requires 4 LAN subnets as follows: · Subnet A - North Office with…
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1 Break the class C address 216.21.5.0/24 into five (5) subnets.
2 Why is there no need for CSMA/CD on a full-duplex Ethernet LAN?
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- 1 a) What layer of the OSI model does the ARP protocol best belong to? b) What command is used in the Windows Command Prompt to DELETE your ARP table? c) ARP protocol typically maintains a cache of IP-to-Ethernet address translation pairs on your network router?(t/f)Choose a set of class C, /24 addresses that could be successfully combined into a supernet that supports 3000 hosts.58- A network for a local office requires 4 LAN subnets as follows: · Subnet A - North Office with 31 hosts; · Subnet B - East Office with 15 hosts; and · Subnet C - South Office with 7 hosts. · Subnet D – West Office with 4 hosts. Given the IP Address 192.168.15.0 /24 and above described network requirements: 1. Design an optimal address scheme using Variable Length Subnet Mask (VLSM) method What will be the network address of Subnet D? Select one: A. 192.168.15.232 B. 192.168.15.191 C. 192.168.15.112 D. 192.168.15.240
- 1-In a network based on the bus topology, the bus is a non-shareable resource for which the machines must compete in order to transmit messages. How is deadlock controlled in this context? 2-Using 32-bit Internet addresses was originally thought to provide ample room for expansion, but that conjecture is not proving to be accurate. IPV6 uses 128-bit addressing. Will that prove to be adequate? Justify your answer’ (for example, you might compare the number of possible addresses to the population of the world).Consider the following non-default subnet masks: (a) 255.255.248.0, (b) 255.128.0.0 . To which IP address class do they pertain?Write down the following in CIDR notation: (a) IP: 150.160.170.180, Subnet Mask:255.255.224.0; (b) IP: 75.80.85.90, Subnet Mask: 255.252.0.0 Three stations A, B, C and D are connected to a common Ethernet hub. Their IPaddresses and subnet mask are respectively: 200.100.50.67, 255.255.255.252;200.100.50.7, 255.255.255.248; 200.100.50.138, 255.255.255.240 and 200.100.50.1,255.255.255.254. Determine which among these stations can communicate with eachother. You need to show all detailed workings.56- A network for a local office requires 4 LAN subnets as follows: · Subnet A - North Office with 31 hosts; · Subnet B - East Office with 15 hosts; and · Subnet C - South Office with 7 hosts. · Subnet D – West Office with 4 hosts. Given the IP Address 192.168.15.0 /24 and above described network requirements: 1. Design an optimal address scheme using Variable Length Subnet Mask (VLSM) method; What will be the subnet mask of Subnet C? Select one: A. 255.255.128.255 B. 255.255.192.0 C. 255.255.255.240 D. 255.255.255.192 E. 255.255.255.128
- 55- A network for a local office requires 4 LAN subnets as follows: · Subnet A - North Office with 31 hosts; · Subnet B - East Office with 15 hosts; and · Subnet C - South Office with 7 hosts. · Subnet D – West Office with 4 hosts. Given the IP Address 192.168.15.0 /24 and above described network requirements: 1. Design an optimal address scheme using Variable Length Subnet Mask (VLSM) method; What will be the network address of Subnet C? Select one: A. 192.16.15.128 B. 192.168.15.191 C. 192.168.15.96 D. 192.168.15.3213.9 What is the purpose of an IP address mask? Suppose an IP address is identified as 222.44.66.88/24. What is the network address in this case? What is the host address? How many hosts can this network address support? Repeat this exercise for the IP address 200.40.60.80/26. 13.10 Explain the concept of a DHCP lease. How is it obtained? How is it used? What does it provide? 14.5 In recent years, much of the storage and communication of data has been in digital form, even if the source data is actually analog. Even most television is now transmitted digitally. What benefits and advantages are gained by using digital storage and signaling?52- A network for a local office requires 4 LAN subnets as follows: · Subnet A - North Office with 31 hosts; · Subnet B - East Office with 15 hosts; and · Subnet C - South Office with 7 hosts. · Subnet D – West Office with 4 hosts. Given the IP Address 192.168.15.0 /24 and above described network requirements: 1. Design an optimal address scheme using Variable Length Subnet Mask (VLSM) method; What will be the subnet mask of Subnet A? Select one: A. 255.255.255.192 B. 255.255.128.255 C. 255.255.255.128 D. 255.255.192.192 E. 255.255.192.0
- Class b network: 130.30.0.0 a. How many bits are in the host field for this network?b. If we want to set up subnets to allow up to 200 hosts on each subnet, how many host bits must be used for host addressing?c. How many bits are left over that can be used for subnetting?d. How many subnets can we create from this? total subnet? usable subnet? e. How many hosts could be assigned on each subnets? total possible hosts? usable hosts?f. What subnet mask will be used?Question 4. a. Buffering at router is required when datagrams arrive from fabric faster than thetransmission rate. If there are 64 flows to a router with RTT of 200 ms and capacity of1Gbps. How much buffer size is required?b. What is the basic functionality of DHCP protocol? Give the steps (request/response) ofhost configuration in DHCP?c. Calculate the efficiency of CSMA/CD for a LAN if propagation time is 10ms andtransmission time is 50ms.Question #5 Access to media by multiple senders at the same time lead towards data collision, which particular protocol(s) and at what Layer(s) these are available to cater this issue? Does these protocols ensure 100% collision free delivery? If not then what other mechanism are available to resolve the issue? Elaborate with the help of diagrams, how different types of MAC Address (unicast, multicast and broadcast) works. Among the two popular LAN technologies, Ethernet and WiFi, which one has the higher data rate and highest bit error rate (also explain why)?