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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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Networking service not responding

Networking is going down on some of our machines. This is happening very randomly. Restarting networking is fixing the issue. I found the following in the kernel logs: Mar 19 18:19:05 kernel: [4854950.244533] ADDRCONF(NETDEV_UP): eth1: link…
Vaisakh
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Connecting VoIP Phones to a Laptop

I'm trying to connect two VoIP phones to a laptop using the internal ethernet adapter and a usb-to-ethernet adapter. My configurations are as follows: Laptop eth0 - 121.1.2.1/24 Gateway - 121.1.2.4 eth1 - 123.1.2.1/24 Gateway - 123.1.2.4 VoIP…
THE DOCTOR
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Ethernet Bridging With USB-to-Ethernet Adapter

I have a USB-to-ETHERNET adapter (CP-USB-RJ45M) with which I am trying to create an ethernet bridge in CentOS Linux for ip-forwarding within a private LAN test network. I modified my /etc/rc.local file to create the bridge upon startup as…
THE DOCTOR
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Calculation units in EtherType frame field

The EterType ethernet frame field value is represent a payload field length in bits or bytes?
I159
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I have a firewall that supports 1Gbit ethernet ports but 1.4Gbit of traffic, can I make use of a 10Gbit pipe from the router in this case?

We're putting up a rack of servers in a datacenter which provides us either a 1Gbit pipe or 10Gbit pipe from the router (our choice, our package includes 10Gbit). But if we have a firewall which supports 1.4Gbit of traffic, with 7x 1Gbit copper…
davidparks21
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How can I 'link' one ethernet Network with a Wireless Network? (Linux)

I have: WiFi network with SSID=Network1 (running its own DHCP Server and connected to internet). Computer1 with 1 ethernet interface and 1 WiFi interface. Computer2 with ethernet interface. My computers are all running Linux. I would to connect…
fazineroso
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What network traffic when ethernet plugged in

So in a general sense (e.g. not windows, linux specific) what network traffic is generated when I first boot up/plug in a network cable. Basically: Detect DHCP server Pull an IP Address from DHCP ARP to detect default gateway's IP address What am…
Jamie
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How do I connect to and access a Cisco router?

I'm a total newbie to Cisco and I have a cisco router on which I have to do some experiments. How can I access this router? Ports available are Ethernet 0/1, Ethernet 0/0, Console, Aux. I guess if I plug an ethernet cable from my laptop into…
Ricky Robinson
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What would cause a wired vs wireless speed difference of 16mbps vs 9 mbps?

Tested via speedtest.net I've set my wireless router to be b/g/n mode (there's no n-only mode on my router). And I am using a USB stick (N, not G) on on PC and an internal wireless on another laptop running XP Pro.
user1008636
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"Speed Mismatch" between 1000T and 10000T?

I have a server in a data center, which has an Ethernet NIC card with Fibre support. I have a 1Gbps connection and my ISP asked me to make sure the settings on my device are as follows: Full Duplex, 1000meg and NO Auto Negotiation However, I just…
Tarandeep Gill
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How to create a separated network to customers only?

I work in a company where we have a network ethernet and wi-fi, we would like to create a network where our customers could access our network but don't have access to our computer network. This access would be internet only, nothing more. The…
Valter Silva
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Splitter switch with multiple network

With an increase in informatics insecurity in companies, I try to increase the security of my network, but I encountered a problem trying to set up my ideas. Right now, each person in my company is on their own computer, and there are some shared…
Partodiam
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Connecting iPad Pro to the internet via Ethernet

Okay, so you would think my client wanting to get an iPad online via ethernet would be simple and straight-forward way for me to earn $20. When I arrived, this is the setup I found: The iPad Pro (model MQDX2LL/A, with software version 14.4.1)…
Aleister Tanek Javas Mraz
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Mac can be arpinged but not pinged

Why does Mac OS X and Linux do not ping each other on a local Ethernet Network? Edit 2012-12-14 (ten days latter) adapter FireWire to Ethernet RJ45 might be the problem (on MacBook Pro Retina early 2015). I am researching on how to debug the his…
Bruno Schroeder
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Converting phone wall mount to ethernet mount

I currently have a telephone wall mount. 1 near the router, 2 more in another 2 rooms. When I remove the wall mount, I can see 4 wires from the cable. Red, Blue, White and Grey. My question is, can this cable be converted to ethernet so that I can…
Farhan Ghazali
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