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Define the Types of Computer Network
Computer networks fall into three classes regarding the size, distance and the structure namely: LAN (Local Area Network), MAN (Metropolitan Area Network), WAN (Wide Area Network). A LAN links a small group of functionally same workstations within a local geographic area like a series of adjacent cubicles or offices on the similar floor. Once the network expands to contain other floors or divers office within a metropolitan area, it becomes a MAN. Finally, a WAN is simply a LAN of LANs. WANs expand the boundaries of networking to a global or even galactic scale.
Optimizing STP Because there is a separate instance of the spanning tree for every active VLAN, a separate root election is conducted for each instance. If the default switch p
TWO DIFFERENT KINDS OF TOPOLOGIES: LOGICAL TOPOLOGY: It is described by the specific network technology. PHYSICL TOPOLOGY: It relays on the wiring scheme. NE
What are firewalls? Firewalls serve to protect an internal network from external attacks. These external threats can be hackers who need to steal data or computer viruses that
Control Frame: solicit_successor Periodically ask for any station to link by sending solicit_successor Token with sender's addr and successor's addr wait 2 (as in
Routing Table A routing table has columns for at three types o information the network ID the cost and the ID of the next router. The network ID is the final desti
Can you explain in short what VPN is?
Determine the Application areas of intranet The uses of an Intranet are only limited by imagination. Some of the larger sectors where the Intranet can be easily and success fu
Addresses are necessary for virtually everything we do on the Internet. In TCP/IP the IP is a mechanism for providing addresses for computers on the Internet. Internet addresses ha
Tunnelling To guarantee privacy for the organization, VPN specifies that each IP datagram destined for private use of the organization, must first be encrypted and then en
Root DNS Servers A root server is a serve which consists of the entire hierarchy of servers. A root server usually does not store any information about domains but
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