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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
What are the key benefits of layered network? Main advantages of layered network are given below: a) Complex systems can be split into understandable subsystems. b) Any f
Q. Show Upper Layers of tcp-ip model? The Session Layer - The Session layer allows two parties to hold ongoing communications called a session across a network. - Not
Network Devices a.Hub b.Repeater c.Bridge d.Gateway e.Switch f.Router Connecting devices can classified into networking and internetworking devices when
What do mean by tunnel mode? This is a mode of data exchange wherein two communicating computers do not use IPSec themselves. Instead, the gateway that is linking their LANs to
Options Negotiation To use any of the options first requires option negotiation between the client and server. Four control characters are used for this purpose.
Name the types of OSPF Configuration? Ans) There are Two Types of OSPF configuration A ) SINGLE AREA b) MULTI AREA
What is subnet mask? A subnet mask is combined with an IP address in order to recognize two parts: the extended network address and the host address. Such as an IP address, a s
What is silly window syndrome? It is a difficulty that can ruin TCP performance. This problem happens when data are passed to the sending TCP entity in large blocks, but an int
Connection oriented
What is the method of HA and FA in VPN tunneling?
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