Questions tagged [interface]

333 questions
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Configuration to use choose the hardware interface for the request?

I have a linux machine (Debian 10 based OS), with 3 hardware interfaces connected to the internet, 2 being USB modems: ifconfig gives -> eth0: flags=4099 mtu 1500 ether b8:27:eb:95:a0:2c txqueuelen 1000 (Ethernet) …
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Is there a way to alias a specific interface ip?

I've got a VCS running on debian as prod server, and due to some hypervisor issues it had to be rebooted/migrated/updated several times in the past week. Because i'm running my app using docker containers, i can't just pass localhost for it to…
tsadiq
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How to force the use of an ip of my server

How to force the use of an ip of my server eth0:1, if my server interoge example google.com when i use my php scripts, the ip that google must see is eth0:1 # The primary network interface auto eth0 iface eth0 inet static address 173.249.3.15 …
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how to get 2 internet connections working

It's either I have a fundamental misunderstanding on how interfaces are suppose to work or I've done something oddly wrong. I have two interfaces: eno1: 10.6.59.203/24 (gateway 10.6.59.1) eno2: 192.168.5.100/24 (gateway 192.168.5.1) If I unplug…
Dellowar
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Predictable network interface names doesn't work

I have a problem with moving into predictable network interfaces - if i rename eth01 into enp1s0 - can't login (interface doesn't starting up). I checked /etc/default/grub for net.ifnames=0 - not found. Also checked…
SledgehammerPL
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I've Encountered A Strange Network Interface. Is This A Standard Practice?

I am currently developing ONVIF software, and one of my test cameras has presented me with a rather odd network interface. The camera in question is an AXIS M3045-WV. It's a fairly low-cost (for AXIS) indoor camera that features both wired Ethernet…
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Creating network interface with no IP address on CentOS 7

I'm creating a Kubernetes cluster and using MetalLB (https://metallb.universe.tf/) as my load balancer. I've managed to configure everything to work for internal IP addressing but then wanted MetalLB to be able to allocate external IP addresses. To…
Chris
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Routing from one server to another with different interfaces

I have this topology Server A: eth0 IP: 10.10.20.11/24 and 10.10.20.13/24 eth3: 88.x.x.x (vlan with id 10) primary gateway: GW2 (10.10.20.3) Server B: eth0 IP: 10.10.20.23/24 default gateway: server A (10.10.20.11) From outside I can ping the…
Kordi
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How to connect two EC2 instances using the eth1 interface on both instances?

I have 2 EC2 instances running Ubuntu 18.04. I've attached an additional network interface "eth1" to each instance, so each instance has 2 interfaces( eth0, eth1). eth0 is the default gateway. What I'm trying to do is to attach eth1 from instance 1…
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2 physical interfaces change the link to a different interface name, on reboot

Environment: I have two physical network interfaces on my system: Qualcomm Atheros Ethernet Realtek Ethernet (RTL-8169) On the system, i have Ubuntu-18.04. Problem: I have configured: Realtek to be used as a management-network - (with eth0, e.g…
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Can not create sub-interface in Cisco CGR 1240

I follow a tutorial, there shows the method of create sub-interface: but in my actual situation, I can not do this: Router(config)#interface gigabitEthernet 2/1.100 ^ % Invalid input detected at '^'…
244boy
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Can I change names of network interfaces arbitrary?

I have installed OpenWRT on VirtualBox. There are four interfaces: br-lan eth0 eth1 lo Why do they call that way? Are they variables? Can I name them arbitrary? foo-bar xyz0 xyz1 bo Like so: config interface 'wan' option proto 'dhcp' …
Green
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Use non default route as non privileged user

On Ubuntu 16.04, the default route for IPv4 is an interface other than eth0. If I try to curl -vvv --interface eth0 v4.ifconfig.co I get * SO_BINDTODEVICE eth0 failed with errno 1: Operation not permitted; will do regular bind But if I sudo it…
Gaia
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windows 10 ip route not working for modem usb 3G

i have 2 interfaces: 1 .- Cable ethernet 2 .- USB modem 3G, The problem is i cannot work with both at same time, routing seems not to be working for me... I cannot nake this work: 0.0.0.0 0.0.0.0 10.39.232.98 10.39.232.97 …
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Obsolete browser to access old switch and other apparatus

Sometimes I need to log in to old network apparatus web interfaces, that either have https with unsupported ciphers or need java plugin in the browser. With recent versions of Chrome, Firefox or IE this is not possible anymore. What do you use in…
J.B.
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