Recent IT Questions

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need help about patch panel

i need some advice about patch panel.a). what is it? how does it really worksb). do i need it, especially that the company is talking about upgrades?c). how to set it upwe have a switch with a lot of ports and some ports are connected to the servers and the others are connected to a lower-port...

View Answer   |  May 12 2008   3:07 PM GMT   |  asked by Aaa333
Patch panels, Network design, Cabling


range of lan connectivity

how long can be the range of lan cable connectivty.without traffic or interferrence?

View Answer   |  May 11 2008   3:07 AM GMT   |  asked by Cp desktop tech.15 days trainn
Connectivity, LAN, Cabling


What are the industry best practices for cabling high-density production server cabinets with patch panels?

What are the industry best practices for cabling high-density production server cabinets with patch panels? And where should you fix the patch panels -- under false flooring, inside the server rack or with an over head cable tray?

View Answer   |  Apr 24 2008   9:04 PM GMT   |  asked by NetworkingATE
Network cabling, Cabling, Network infrastructure


RS 232 is there any differance between( RS232 ) and (RS232-C) protocols

hello,is there any differance between( RS232 ) and (RS232-C) protocols??please tell me details if possible.....thanks a lot .....

View Answer   |  Apr 6 2008   5:51 AM GMT   |  asked by Sami
RS-232, Serial ports, Cabling


Safety of non mattalic opital fiber cable?

How one can best protect non-metallic optical fiber cable from rodents (RATS) attack?

View Answer   |  Mar 26 2008   5:52 PM GMT   |  asked by Sac0081
Optical fiber cable, Data center design, Cabling


Cabling Anomoly

Consider the following scenario: Each office has two Cat5e ports (A & B)and there is an 'A' Patch panel and a 'B' patch panel. When PersonA is plugged into port 1A and PersonB is plugged into port 28A they can see each others computer screen. If PersonA is online working and PersonB comes in to...

View Answer   |  Mar 20 2008   6:44 PM GMT   |  asked by JoNetGuy
Cabling, Networking


Collisions in network cable

I still get collisions on one of my network cables even when I have a switch. Is this to do with the cable I'm using? What can I do?

View Answer   |  Mar 12 2008   10:20 PM GMT   |  asked by NetworkingATE
Network cabling, Network cable, Switches


Patch Panel cabling

I want to run more cables to our patch panel from extra RJ45 drops. Is it safe to connect the cables whilst the systems are running. Also, should the cables to the pin slots on the patch panel be the same color code configuration (T568B) as that of the keysone jack or crossed

View Answer   |  Mar 12 2008   5:04 PM GMT   |  asked by Deladem1964
Patch panels, RJ45, Cabling


rollover cable: What would happen if pin 3 on the left cable end were attached to pin 3 as with a straight-thru cable?

What would happen if pin 3 on the left cable end were attached to pin 3 as with a straight-thru cable?

View Answer   |  Feb 21 2008   4:41 AM GMT   |  asked by 09195554298
Cabling, Rollover cable


Difference between DVI Singel link and DVI Dual link?

What is the difference between Singel and Dual link, and does it matter which one I use just for normal LCD screens?

View Answer   |  Feb 11 2008   8:41 PM GMT   |  asked by Helge M F
Cabling, DVI Single Link


What is a straight-through, cross-over and a roll-over cable?

What is a straight-through cable, a cross-over cable and a roll-over cable?

View Answer   |  Jan 29 2008   10:04 PM GMT   |  asked by NetworkingATE
Networking, Cabling, straight-through cable


Cat 6 cable distance from microwave antenna to power adapter

Are you familiar with Microwave products (Motorola) and their relationship to Cat 5/6?Specifically, do you know the usable distance for a Cat 6 cable from a microwave antenna to the power adapter?

View Answer   |  Jan 29 2008   9:54 PM GMT   |  asked by NetworkingATE
Networking, Cabling, Antennas


Advantages of fiber optic cabling compared to UTP

What is the advantages of fiber optic cabling compared to unshielded twisted pair (UTP)?

View Answer   |  Jan 29 2008   9:17 PM GMT   |  asked by NetworkingATE
Networking, Cabling, Fiber optic networking


Cat6 Cooper Installs

How do you charge per pull for media twist drops. Is per foot or per qty. of drops industry best standard?

View Answer   |  Jan 21 2008   6:07 PM GMT   |  asked by Cable it
Cabling


How to physically attach a PC to an AS400

Is there a way to physically attach a PC to an AS400 so that I can communicate between the 2 via client access?

View Answer   |  Dec 19 2007   1:13 PM GMT   |  asked by Fmat5
AS/400, Cabling


Ethernet Plug

I would like to know if I can buy something to convert an ethernet plug to a phone cord plug

View Answer   |  Dec 13 2007   5:42 PM GMT   |  asked by Salane2
Ethernet adapters, Dial-up, Cabling


Datacenter Cabling

I'm looking to refurb our aging datacenter (approx 1000U) and am looking at our cabling. Our finances are limited so budget is our main concern. Basicly we are at the point of having 25 racks layed out in a 5x5 grid with all aircon and power in place but now need to run our network cables. What is...

View Answer   |  Dec 6 2007   5:42 PM GMT   |  asked by GordonCopestake
Cabling, Data center network cabling


Ethernet and Patch Cables

What's the difference between Ethernet cable and Patch cable? And what does "straight-through" mean? Thanks

View Answer   |  Nov 30 2007   4:50 PM GMT   |  asked by 123456
Cabling, Ethernet


what are Patch panels used for in a building networks?

I need to build a network for a building that has a couple of floors and several hundred computers. what are patch panels and how are they used with switches to connect computers to the network and the wiring closets on each floor together?

View Answer   |  Nov 27 2007   1:19 AM GMT   |  asked by Testar351
Networking, Patch panels, Cabling


Dell laptop NIC problems

Hi,One of my colleagues has a Dell Latitude D510 running Windows XP. When connected to our LAN, the laptop is unable to obtain an IP address.When I view the network card in Device Manager, it appears to be installed and working correctly. The NIC is a Broadcom 440x 10/100 Integrated Controller.I...

View Answer   |  Jul 26 2007   7:18 AM GMT   |  asked by nickc1976
Hardware, NIC, Networking


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