Questions tagged [cable]
For questions about physical cables used in a computer network topology. This tag is suitable when your question is about a network cable. Examples: Twisted pair cable, Fiber optic cable, Coaxial cable, Patch cable and other specialized network cables.
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Grounding of the shielded segment 6a
There is an unshielded UTP 5e network. There is a vertical line between the floors (upper, middle, lower). A new network is being installed on the ground floor.
Since a large load of multimedia was ...
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2 CAT6 cables in the same conduit. Which one is which?
I have a conduit that goes to four different buildings - from one building to the next. The conduit has two CAT6 cables. I need to splice the cable in each of the buildings, while leaving one cable ...
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Is it possible that not adhering to a standard color coding in ethernet cables would affect performances?
I have two gigabit devices connected to a gigabit switch using cat 5e ethernet cables, but the wirings on the RJ45 connectors do not respect any of the established color standards, because they were ...
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Cisco Console Cable DIY
I received today a cisco cap3702i-e-k9 access point, but sadly i dont have any console cable that i can use.
Only things i have for now is PL2303, maybe i can combine it with something.
Hello.
I ...
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Are integrated networking devices, frequently called routers, of the switch type or of a router / NIC type?
Odom,Wendell-_CCNA_200-301_Official_Cert_Guide,_Volume_1.pdf :
many SOHO Ethernet LANs today combine the router and switch into a single device. Vendors sell consumer-grade
integrated networking ...
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Just testing a 2 pair twisted internet cable having 4 wires [duplicate]
I am having a problem with my 2-pair ethernet cable. I have connected the 4th, 5th, 7th, and 8th pins, but the 4th pin is not working. I have checked the RJ45 connector and the cable with a multimeter,...
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Can wrong SFP module damage equipment?
SFP modules convert electrical data from the equipment to optical signals. There is no incoming power surging from an optical port to damage the equipment according to my undarstanding of fibre optics....
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Two subnets one cable
I have a single ethernet cable between two buildings. If want to run two subnets, 192.158.1.x and 172.20.1.x. The two devices on the two separate subnets are connected to a layer 2 switch at the far ...
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Camera instead of ethernet cables
My electricians messed up and installed some sort of camera (or very old cat3?) cables, instead of the requested ethernet cables (see picture). Now I have two of those, running for about 15 meters ...
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Identify the cable connector [closed]
Please identify this cable connector by model/part number/supplier. It is a cable between a control box and microprocessor. One photo for scale shows the connector next to an RJ45.
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How do communication networks physically direct traffic? [closed]
I’m curious as to how this would work. I have an ISP that uses Coaxial Cable to deliver its services (this company was one of the original cable TV providers in the neighbourhood, hence why coax and ...
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How is it technically possible for a straight-through cable to work?
I understand why two computers need a crossover cable between themselves to communicate. Without it, the transmit and receive wires are the same on each end, making any communication impossible. What ...
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Slim Ethernet 28AWG Length Limitation question for IDFs
anyone have experience with the slim ethernet cabling? I see a lot of atricles stating they are limited to around 30ft. Does this footage include the in-wall cat6 run from Patch panel to Desk drop? ...
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Confusion between MDI and MII
Media Dependent Interface
Media Independent Interface
My understanding is 2. is an interface between PHY chip and MAC block on the board. PHY chip can be on the board, or detachable. It is rather PHY ...
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Degradation of signal quality as a function of cat 6 cable length
I would like to make a run of cat 6 ethernet cable between 2 dwellings, underground. It appears I may need just a little over the maximum length for 1 Gbps (100 meters), maybe 110 meters or so. ...