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Questions tagged [ethernet]

Ethernet is the most common set of standards for wired connections in local area networks.

Ethernet is the most common set of standards for wired connections in local area networks.

Originally designed in the 1970s, Ethernet had a data rate of 10 megabits per second. Later, Ethernet was extended to support rates of 100 megabits/second, 1 gigabit/second, 10 gigabits/second and 100 gigabits/second.

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Use ethernet port for smb share transfers, but smb should still be accessible over wifi

I'm pretty new to Linux networking and I'm not sure how to fix a file transfer issue I have. I have two Raspberry Pis. One is running Raspberry Pi OS and the other is running OSMC. Both are connected to a pretty dodgy Wi-Fi connection. I would like…
Appelman
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Automatic switching between ethernet and 4G on router?

I have a router which have both incoming internet through Ethernet and 4G via USB. My fiber connection is unstable, and I have gotten a courtesy 4G SIM from my ISP. Is it possible to set up the router in such a way that when fiber connection fails,…
Benny Skogberg
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What transceiver can convert 10GBASE-KR or 10GBASE-KX4 to 10GBASE-T or 1000BASE-KX to 1GBASE-T?

A pci-e network card supports 1000BASE-KX, 10GBASE-KX4 and 10GBASE-KR on SFP connector, but the required mode for twisted pair support on RJ45 (8P8C connector) is 1G- or 10GBASE-T. What type of transceivers can connect previous mentioned SFP+…
beyondtime
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Ethernet cable only works A to B, not reversed. Why?

A custom ethernet cable with both connectors wired as T568B only works when connecting A to B, but not reversed, i.e. when switching ends and connecting B to A. A is a Mac, B is a 1Gb TP-Link unmanaged switch. Tried with different Macs and switches.…
elmimmo
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What happens if a USB Ethernet Adapter has the same MAC address as the PC's network card it is connected to?

What happens if a USB Ethernet Adapter has the same MAC address as the NIC? Is it possible for internet connection to pass through the usb-ethernet adapter succesfully or not, in that scenario?
Heaven88
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The exception of CSMA/CD in 802.3

It is stated that CSMA/CD is generally used in 802.3. I understand that there is an exceptional case that does not fit into the generalization. I searched about it but I couldn't find that case. Is there such a case? What would that case be? I…
Mustafa Süve
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How did 10gbe happen without increasing the number of wires in the cable?

The ethernet cable speed jump from 100Mb/s to 1Gb/s was possible because all of the wires were put to use in a patch cable. The jump from 1Gb/s to 10Gb/s required no such increase. How did they do this?
mh00h
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Connect two TTYs via TCP/IP

I have two computers running Debian and connected via Ethernet. They see each other. I need to connect two virtual terminals on this computer this way: anything I input in first terminal will be printed in another terminal and vice versa. I read…
michaeluskov
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can two nic have same subnet but different network?

Business case: A computer has eth0 and eth1 and eth0 address is 192.168.1.2 (static). The eth0 is used by a configuration software to configure the address of eth1 in the field. eth0 is only for this purpose. PC ---- [eth0 Linux Computer …
Splash
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What happens when overloading an ethernet cable

As the title suggests, what happens when overloading an ethernet cable? Let's say, I'm using a cat5 cable and transferring 150mbit over it. What will happen? Will it slow down to something below 100mbit because it can't handle the 150mbit or will…
Pepijn
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ethernet switch makes network down

I have a D-Link 8-port Ethernet switch which was perfectly working. Since 2 days ago it makes the entire network down. The problem is when I disconnect the cables it runs again and after I connect "the last cable" it goes down again. No matter which…
M Ramezani
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Network Switch Terminology (MAC address table)

When a switch has the ability to learn what MAC addresses each of its ports serves, then uses that to determine which port to send ethernet packets out, what is that feature called? Also, does every switch with that feature also support ethernet…
Jason C
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Ethernet interface drivers (e1000 and NE2000)

What's the difference between e1000 NIC driver and NE2000 NIC driver?? I have tried to find out the answer on google but not been able to completely understand the difference
user193438
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Transparent round-robin scheduling of multiple network interfaces without bonding

I have a server communicating with a cluster of machines and the bottleneck is the network bandwidth. The good news is there are 2 interfaces, while the server can only make use of one. Without changing the code of the server, the utilization of the…
oxygenerator
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stacking two Dell 8024 rack switches

two Dell powerconnect 8024 (8024, 8024F)- rackmount how can these be tied togeather? stacked.. this would be used as interface for dedicated LAN
JMS77
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