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QUESTION
a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer
b) Describe the functions of the following intermediate systems-
c) Assume six devices are arranged in a mesh topology
How many cables are needed?
How many ports are needed for each device?
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
Two broad classes of middleware are a) General middleware b) Service-specific middleware.
Which layer is responsible for routing by an internetwork Ans) The Network layer is responsible for routing. This is the primary job of routers, which handle at the Network laye
What is Network Server? Network Server is a computer in Network that is designated to give one or more network service. For instance file server, database server etc.
Q. What is Source Routing? Source Routing - Sender of packet defines bridges and routes that packet should take - Complete path of bridge IDs and destination address i
configure a router . get the default gateway
OSI Model Facts The OSI model classifies and organizes the methods that hosts perform to maintain data for transport across the network. You should be familiar with the OSI m
IMPORTANT: The web server should be able to serve HTTP files only. You will not need to implement the directory listing and CGI-bin. Purpose The objective is to implement a H
State about data and data files - Information The third and major component of the system liable to be attacked is the data and data files used by the company. It is the most s
Simulate extremely limited forms of IP and ICMP. You will simulate 6 computers, 4 hosts and 2 routers, that are connected in an imaginary network with the topology as shown belo
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