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Local Area Network

Questions concerning the setting up, troubleshooting and operation of wired LANs used by businesses and other organizations

4,003 Questions

What type of network should I use for a small company of 20 employees peer to peer or client server?

For the basics, if you are expecting to expand and gain more employees you would want to use a client server. Otherwise, using a peer to peer is easier to set up.

Does it matter which port you connect a device too on a switch?

Yes and no. Yes, you should not connect in WLAN part other cables except internet cable. No, you have other ports which are similar to each other and it doesnt' matter which of them you are using.

What is the difference between routable and nonroutable protocols?

A routable protocol contains a network address as well as a device address. Non-routable protocol, on the other hand, regulate the transfer of data and always makes use of interior routing system to transmit data.

What type of address is FF-FF-FF-FF-FF-FF?

That's called the "MAC address" or "Hardware address". It's a unique set of numbers assigned to a network device. Anything that access the internet whether phones, wireless cards, computers, etc, all have a MAC address.

The address with all one's (FF-FF-FF-FF-FF-FF) is the broadcast address. All devices on the physical segment will see and respond to a message with that destination.

What commands can be used to verify that inter-VLAN communications is functioning?

Using a simple show command will suffice to view that vlan's are configured properly. If the vlan's are configured properly on the routers as well as the switches, then the routers can talk to each other and so can the vlan's.

show ip route - Provides a snapshot of the routing table entries.

ping - verifies connectivity

Number of wires required to connect 'n' machine in ring topology?

for one machine no wire.

for 2 machines one wire.

for 3 machines two wire.

....

similarly for n machine (n-1) wires are required.

What cable UTP or STP is preferred by the industry?

The UTP (Unshielded twisted pair) cable is preferred; it's far less expensive to install in large amounts.

What is the requirement of class b structural back fill?

1)90% of maximum dry density should be achieved on each test.

2)Frequency of tests is one test per 845 square meter.

3)You could test the 1st layer and the layer in case of multi-layers.

When would a switch record multiple entries for a single switch port in its MAC address table?

A switch would record multiple entries for a single switch port in its MAC address table if it does not contain the Mac address of a particular destination in the address table. It will broadcast to all ports besides the port where entry comes from.

Diagram of a Local Area Network or LAN?

http://images.google.com/images?hl=en&q=typical+lan&btnG=Search+Images&gbv=2

How do you interconnect two networks in the same geographical area?

It all depends on this geographical area. You could use two wireless routers. Given the distance isn't too far. 2 linksys routers with ddwrt firmware, put one both networks and that will be a good job.

If it is far, you could be looking at running a wire from one network to the next.

If neither of these are feasible you could look into VPN's.

Have you got servers...??