NIC stands for a network interface controller (also known as a network interface card, network adapter, LAN adapter and by similar terms). It is a computer hardware component that connects a computer to a computer network.
Questions tagged [nic]
116 questions
39
votes
3 answers
How can I verify the speed of my NIC in ubuntu?
Is there a command that I can verify by its output the speed of my NIC and some information about its characteristics such as duplex full or half .
nux
- 39,152
11
votes
1 answer
How can I create a bond interface in Ubuntu 18.04?
I'm trying to reinstall an Ubuntu server to 18.04.
I discovered that 18.04 uses Netplan, and I'm having trouble creating a bond interface using this.
Updated configuration:
############# BOND - VLAN ##################
network:
version: 2
…
moxom
- 113
10
votes
1 answer
multiple NICs under ubuntu 18.04
How to translate what we had to do to have 2 independent stream of traffic on 2 or more NIC interfaces with the new netplan.io + systemd-networkd?
auto ens2
iface ens2 inet static
address 192.168.5.100
netmask 255.255.255.0
gateway…
vigilian
- 854
8
votes
1 answer
Set up two IP addresses with one gateway?
I would like to ask if it is possible to set up two static IPs from same subnet through one gateway? and How if it is?
What I am interested in is described here Routing for multiple uplinks/providers, but in my case I have two IP addresses from one…
Ahmed
- 191
7
votes
2 answers
TL-WN722N is not recognized
I'm relatively new to Linux. I'm running Ubuntu GNOME (4.8.0-36-generic) on my laptop (Dell Inspiron 5520 15R). I've bought TP-LINK TL-WN722N usb wireless adapter with Atheros AR9271 chipset but my computer doesn't recognize the device. I tried the…
5
votes
1 answer
Fastest way to copy lots of data
I have to copy a lot of files (60000+) between two servers, which is approx 5TB of data.
I've tried mounting the backup server as a folder, and copying the files that way, but I couldn't get the permissions to write files right.
So I thought of…
Roffel
- 63
4
votes
2 answers
How to create a virtual network interface in Ubuntu?
I'm testing a network program on Ubuntu. Is there any way to create a virtual network interface in Ubuntu. Something like lo is good, but unfortunately there is bunch of packets on lo with 127.0.0.1 as source and destination IP addrress.
J.Hayden
- 43
4
votes
1 answer
How can I change my wireless card's regulatory domain (Dbm higher than 30)?
For educational purposes we are trying to change the wireless devices txpower higher than domain regulations per country...
To operate outside of specific bands or power levels, we know you have to change the regulatory domain on a given card, but…
4
votes
2 answers
No network interfaces detected when installing Ubuntu Server on Mac Mini
I have a new Mac Mini (MacMini6,1 late 2012) that I would like to install Ubuntu Server 13.04 (ubuntu-13.04-server-amd64+mac.iso) on. But it seems like Ubuntu Server isn't able to detect my network interface, because I get the message:
No network…
Jonas
- 8,667
3
votes
2 answers
how to configure RTL8101/2/6E PCI E to detect link
I have a newly acquired dell notebook that came with a RTL8101/2/6E PCI E Ethernet card installed. After scouring the Internet I can not find any solutions to get it to detect the cat5 cable when plugged in. I have verified the router and cable on…
JosephRuby
- 83
3
votes
7 answers
Can't set static IP on Ubuntu
I recently installed Ubuntu Desktop 13.10 and I am trying to set up static IP by changing the /etc/network/interfaces file from:
# interfaces(5) file used by ifup(8) and ifdown(8) …
puk
- 1,161
3
votes
2 answers
2 Ubuntu servers, A is connected to B via ethernet. server B has 2 NIC, one of is connected to the internet. A cannot see B or the internet
I have one ubuntu server running 20.04 with 2 NIC – one connected to the internet gateway and the other connected to another ubuntu server running 22.04. I cannot get the computer running 22.04 to see the internet or the 20.04 server. The 20.4…
Hisham Dawalibi
- 31
- 3
3
votes
1 answer
Ubuntu 20.04 - NIC naming and match MAC with Netplan
I did my research before asking here; tried so many different things but I'm already lost about it.
I'm running 20.04 (Modified version, GNS3 VM on ESXi) with 10 NICs. From time to time if I make a change in the settings or topology, NICs naming…
DefaultVLAN
- 31
3
votes
1 answer
Why can't two interfaces belong to the same subnet?
I have a setup in which I have two hosts (A and B) connected between them. Each host has got a 4-port Network Interface Card (NIC). When I configure all eight interfaces to belong to the same subnet and I ping, for example, from port 1 of host A to…
anmomu92
- 189
3
votes
2 answers
Trouble getting a bridge working with GNOME Boxes
I set up a Fedora VM using GNOME Boxes. I can launch it, everything's OK.
I'm using virt-manager and I want to create a bridge so that I can get the VM on the network, but every time I attempt switching the NIC mode from usermode networking to…
Daniel
- 213