Answer Posted / sebin koshy

open system intercoonect is osi and brought by iso in 1974. it has 7 layers . it is guide or a refrence model for realtime tcp/ip layer.

application layer is the layer 7 of OSI. IT IS THE IDENTIFYING THE NETWORK INTERFACE TO USERS . THIS IS DONE THROUGH PORTS . A PORT IS AN ENTRY AND EXIT POINT . THE PROTOCOLS THAT ARE WORKING IN THIS LAYER IS HTTP(80),TELNET(23),FTP(21),SMTP(25),PING(7),POP3(110),DNS(53),DHCP(67,68)

how i can Design a client–server network with two servers operating at 100Base- T Fast Ethernet speed and the clients operating at regular 10Base-T Ethernet speed using a 10/100 Mbps NIC. The hub is located in a wiring closet, but the servers and clients are not. Assume that a satisfactory performance is achieved at 40% utilization of the LAN.

2637

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Give some drawbacks of implementing a ring topology?

1049

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What is the the advantage of address sharing?

1115

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how to set kernal parameters in solaris 10&9?

1991

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SonicWALL keep on fail over after upgrade from 6.2.2.2 to 6.2.6.0.anyone have encounter this and what is the next step to solve the issue

1572

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Draw network configuration and protocol layer interface architecture for a multiprotocol bridge that interconnects an Ethernet LAN to a token-ring LAN.

3826

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Define ipv6?

1048

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Define rsa algorithm?

1162

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if the server has slow how to check the server performance? How to check server performance what is the procedure?

1894

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I am using solaris box, I need to delete a file from path /usr/tmp/ which r older than 24 hours?

1848

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What are the fields of VLAN tag?

1918

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Define nos?

1035

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Explain the osi role in computer networking?

1069

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one client is uanble to connect web server it is located in some remote location what are the problems how to troubleshoot the problem

1831

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Explain client/server?

1149

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