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Question:
(a) Describe briefly the difference between flow control and congestion control in relation to a connection-oriented protocol such as TCP.
(b) What is the initial rate of data transfer in the slow start phase of TCP congestion control, if the MSS is 1200 bytes and an average RTT of 500 milliseconds?
(c) Each host on the Internet is currently assigned an IP address 32 bits long (IPv4). IPv4 addresses are usually written as a series of four decimal numbers. IPv4 addresses traditionally belong to one of five classes of address, depending on the type of network.
i. Describe the structure of Class C address and a type of network it is suited for.
ii. Give two advantages of creating subnets within a larger network.
iii. On an isolated network two hosts have been configured to work on the same subnet with IP addresses 10.10.201.254 and 10.15.201.254. Can this configuration work? What would the subnet mask need to be?
iv. How is IPv6 different from IPv4?
(d) Define and explain the purpose of the following protocols:
i. DHCP ii. ICMP iii. BGP
(a) Explain how a CDMA system works? (b) Explain howWelsh-Hadamard codes are generated. Explain why orthogonality between different spreading codes is important. (c) Consider
To monitor ipx traffic on a network, what command would we use? Ans) show ipx traffic
How does EIGRP protocol update route information to its neighbors
Configure the Logical Topology Step: Configure the host computers. Configure the static IP address, subnet mask, and gateway for every host computer. Note: The followi
Can you explain in short what VPN is?
IP plus port (IP on layer 3 and port on Layer 4 - In Encapsulation, socket base decision on Network Layer -Layer 3)
Question: (a) With the help of a diagram, describe a typical DNS system. (b) Using signal sequence or state transition diagrams, illustrate the following scenarios: i.
Q. What is Bus Topology? Multipoint configuration One cable acts like a backbone to link all devices Advantages: Effortlessness of installation and less cabling
Token Bus Sublayer Protocol Send for some time then pass token If no data after that pass token right away Traffic classes 0, 2, 4 and 6 (highest) Internal s
Verify VLANs and trunking. Use the show ip interface trunk command on S1 and the show vlan command on S2 to determine that the switches are trunking correctly and the proper VL
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