Last call to make your voice heard! Our 2022 Developer Survey closes in less than a week. Take survey.

Questions tagged [interface]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
0 answers
12 views

RUT 950 router to send data over the internet

I also have a similar question but I am not able to follow up the above chat. Can anyone help me in understanding this? I have some devices in LAN. Through the router I would like to send data outside ...
user avatar
0 votes
0 answers
140 views

Server network interface not working properly

I recently bought a ZT Openrack server from eBay (the seller mentioned it was a OCP server) planning to use it as a simple file server, and it arrived a few weeks ago. However, it appeared to not ...
user avatar
0 votes
1 answer
39 views

Redirect specific traffic through a VPN interface

I, I would like to redirect specific ports through a specific interface. Until now what I accomplished it was cat /etc/iproute2/rt_tables | grep "200 force.route" > /dev/null if [ $? != ...
user avatar
0 votes
0 answers
35 views

Adding IPv6 interface into ifconfig worked but host unreachable when use it

I have VPS run on Ubuntu 20.04, I was asking to Customer Service of my VPS Provider, she said their service (VPS) currently is not supporting IPv6. Since she is not technical support, I believe my VPS ...
user avatar
1 vote
1 answer
31 views

Ansible populating a variable based on a json param with a json param

I have a variable containing json: { "ansible_facts": { "ansible_network_resources": { "interfaces": [ { "...
user avatar
  • 49
0 votes
0 answers
138 views

Some packets are not being routed through the local network when using nordvpn

My local network has two relevant subnets: 192.168.1.0/24 and 192.168.72.0/24. These are defined via my router. There's a local server running at 192.168.1.10. The server runs a Home Assistant ...
user avatar
0 votes
0 answers
236 views

Configuration of enp0s3, enp0s8 interfaces on Centos

I'm looking forward for assistance to configure interface enp0s3 which shall be used for client connection. As well as enp0s8 interface which one is dedicated for administration purposes. Currently ...
user avatar
1 vote
0 answers
37 views

Unable to make two docker containers communicate

I am trying to make two containers communicates on a server like it is working on my machine. The thing is that they are not able to communicate (trying to ping container B from container A) I first ...
user avatar
0 votes
0 answers
144 views

Docker macvlan with second interface

I currently have two NICs ens192 10.0.0.0/24 and ens224 10.10.0.0/24. Currently docker is using ens192. I have a few containers that I would like to use ens224 so their traffic would be routed through ...
user avatar
  • 1
0 votes
0 answers
172 views

Forwarding traffic between two interfaces on Linux: bridge or iptables?

If I have two interfaces, eg. wlan0 (wireless clients on the home network) and eth0 (Ethernet interface with Internet traffic) and I'd like to forward traffic between them, I could try to: create a ...
user avatar
1 vote
1 answer
148 views

Interface following a link

A machine with debian 10. It has 3 interfaces with different ip. One of them is needed in rare cases, it has a static route to the management network (the rest of the routing works via ospf through ...
user avatar
  • 21
0 votes
0 answers
216 views

Reach TimescaleDB with Hasura API: "CA certificate and CA private key do not match" when using self-signed server certificate / private key

I follow the guide at timescaleDB for APIs with Certificate authentication --> 2. Generate keys and certificates for nodes: For an SSL connection, you need four environment variables: SSL Root ...
user avatar
0 votes
0 answers
57 views

How to configure Fedora 34 with three NICs and three subnets to route traffic?

I have a Fedora 34 linux and it has a physical ethernet interface (NIC3), a physical wifi interface (NIC2) and an USB/Ethernet interface (NIC1) (USB LTE Dongle). I would like to use the NIC3 to route ...
user avatar
  • 21
0 votes
1 answer
188 views

Debian 10, cant use 2 Network Interfaces at the same time

Problem and explanation: What I want to do: Setting up the interfaces, so all can be used at the same time. Problem: I got 3 Interfaces in total. 1 is the LAN Connection and 2 are LTE Connections ...
user avatar
0 votes
0 answers
87 views

One interface take all the IP addresses and the other one use none

I built my first custom kernel and have a few problem with it (see this other post). I configured with /etc/network/interfaces one ip address on each physical interface of the computer. The commande ...
user avatar
  • 59
1 vote
1 answer
246 views

How should i debug a Microsoft CIM that fails because MSFT_NetRoute be "not found"?

In general, how should one debug a failure related to CmdletizationQuery_NotFound messages, and why would the MSFT_NetRoute based queries register such an error? Details Specifically, my Kubernetes ...
user avatar
0 votes
0 answers
52 views

How to assign a driver to a specific interface?

working on : ubuntu 20.4 (hosted by esxi) I would like to assign a driver to a specific interface : ifconfig show two interface name ens160: ens192: 160 is classic ETH and 192 is an HBA connector 25 ...
user avatar
  • 1
0 votes
1 answer
1k views

How to run DHCPcd on interface eth1 only [closed]

I have several network interfaces - eth0, eth1. ETH0 is connected to the isolated local network (with switch) and has 2 static IP addresses. It was configured using /etc/network/interfaces file and ...
user avatar
  • 103
0 votes
0 answers
21 views

IKE VPN traffic not using virtual interface

I need traffic across a Strongswan VPN to come from/go to a virtual interface, vti74. I configured Strongswan with mark. conn hmg auto=route esp=aes128-sha1-modp1024 ike=aes256-sha1-modp1024 ...
user avatar
1 vote
1 answer
671 views

libreswan configure virtual interface for ipsec traffic

Description: I am learning how to configure ipsec with libreswan. I want to set up a host-to-host vpn between two hosts. I want each host to use a virtual interface for their ipsec tunnel. Problem: I ...
user avatar
  • 153
-2 votes
1 answer
37 views

Can we have multiple IP addresses with different Net IDs on an interface? [closed]

Can we have multiple IP addresses with different Net IDs on an interface? Like a Network Card? For example setting up 192.168.1.2 and 18.170.2.5 on the same network card. If yes, where do we use this ...
user avatar
0 votes
0 answers
118 views

Add IPV6 range / block on network debian configuration

I am configuring a network interface on my server, editing this file /etc/network/interfaces.d/50-cloud-init.cfg I need to have a list of IP address configured which all are in the same ip-block. For ...
user avatar
  • 141
2 votes
1 answer
168 views

Windows disable NIC as if it were unplugged

I have noticed a distinct difference in Windows (10) between administratively disabling a network interface, and physically unplugging the connection. I am not exactly sure how to describe the ...
user avatar
  • 185
0 votes
1 answer
64 views

Using netns to force Java application use specify IP

My VPS provider assigned 4 IPv4 to my vps. However, This assigned to single NIC, and VLAN not working(Maybe it is my configuration problem). If I try using VLAN, I can't get external network using ...
user avatar
0 votes
1 answer
177 views

GUI Interface for ACL (Cisco)

Are there any interface (GUI) software to manage ACL? Using Cisco ACL, but it's hard to manage with command line. Any ideas? Basically, need a software tool to manage ACL permissions with GUI instead ...
user avatar
0 votes
2 answers
157 views

network interface packets count vs bytes [closed]

I am looking at RX and TX stats taken from my ADSL modem/router (DLink DSL-2750B). I can't figure out how to make sense of the RX/TX packets vs RX/TX bytes. br0 Link encap:Ethernet HWaddr ...
user avatar
1 vote
1 answer
531 views

Zabbix server and client with 2 IP-addresses

Zabbix server-5, Debian 10.4. Data from remote hosts are collected via Zabbix Proxy ( zbp1 ). Scheme of connection is on image below. Remote host connects via his ISP #1 to main office using VPN-...
user avatar
  • 67
1 vote
0 answers
55 views

Handle 2 routes to the same destination simultaneously

I setup on my machine 2 different routes on 2 different interfaces to reach a single destination. When I ping a machine on that destination network, the packet go through the route with the highest ...
user avatar
  • 111
0 votes
1 answer
409 views

Can't configure a network interface by entries in different files inside /etc/network/interfaces.d

I want to configure a vlan interface by using a file in /etc/network/interfaces.d/, e.g. vlan1cfg: auto vlan1 iface vlan1 inet static address <some addr> netmask <some mask> ...
user avatar
0 votes
1 answer
81 views

what does the network parameter mean or do in /etc/network/interfaces

I've seen following configuration that gives me a bit of a headache iface ens192 inet static address 10.27.202.21 netmask 255.255.255.0 network 10.2.0.0 broadcast 10.27.0.255 ...
user avatar
1 vote
1 answer
1k views

linux ens4 network interface stop and start [closed]

When i use ifconfig ens4 down and ifconfig ens4 up in the google vm the connection does not return and remains down sudo -s apt install screen screen -s test sh start.sh ctrl + a + d echo "1&...
user avatar
-2 votes
1 answer
40 views

Virtual network interface in Windows

i am trying to setup a VPN server tunnel on my windows PC so that i can connect to it using remote client VPN hence routing traffic through that tunnel client = android
user avatar
1 vote
2 answers
692 views

Multiple interfaces on one NIC

I managed to install Debian on my Banana Pi R2. This device has two physical NICs: one for WAN (1 port), one for LAN (4 ports). eth0 eth1 if I run ip address, I can see, that there are multiple ...
user avatar
1 vote
0 answers
21 views

"tunX" interface device sequence is incrementing with every "ssh" connection

We use ssh -w connection to create tunnels from client workstations to the server. -w creates a tunnel interface for that particular ssh connection. On the server side I noticed every time ssh re-...
user avatar
0 votes
1 answer
660 views

Windows Firewall - Block all incoming traffic on Interface 1

I have a Windows Server (2019) with two interfaces. The first Interface is for Internet access only and the second for management only. Now I want to block all incoming connections on the first ...
user avatar
-1 votes
1 answer
54 views

iLO Interface connections of storage device in the server rack [closed]

I have a setup of 3 racks. In each there are 2 storage server (HP DL560 GEN8) and 4 compute server (HP DL360 GEN8) and 2 control planes (HP DL360 GEN8) and on top of the rack 2 patch panels. Above all ...
user avatar
  • 11
1 vote
1 answer
260 views

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<UP,BROADCAST,MULTICAST> mtu 1500 ...
user avatar
0 votes
1 answer
130 views

NAT happens before routing

I am currently building a private cloud cluster using Proxmox. My cluster contains a head node and two compute nodes. My head node hosts a NAT server and openvpn server, and three NICs: one for ...
user avatar
0 votes
0 answers
47 views

Use local interface address for firewall rule

I'm setting up a firewall for a connected device running Linux. It has a wired/wireless interface to connect to the internet in general and to open a VPN tunnel to an external server. For security ...
user avatar
1 vote
0 answers
66 views

How can I put a WiFi client and an Ethernet client to the same group?

I have wireless interface wl0 and ethernet interfaces eth0, eth1, eth2, eth3 all in the same bridge br0. Now I have to put one of the wifi clients and one ethernet client to the same group so that ...
user avatar
  • 111
0 votes
2 answers
51 views

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 ...
user avatar
  • 103
0 votes
0 answers
46 views

How to force the use of an ip of my server [duplicate]

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 ...
user avatar
0 votes
2 answers
142 views

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....
user avatar
  • 133
1 vote
0 answers
134 views

Setting up openVpn as an interface rather than routing all traffic from paid vpn

I have subscribed to a VPN provider that's provides openVpn config files. Now instead of routing all traffic through this VPN, I would like to simply set it up as another interface where the ...
user avatar
  • 111
0 votes
1 answer
211 views

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 ...
user avatar
0 votes
1 answer
76 views

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)...
user avatar
0 votes
1 answer
929 views

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 ...
user avatar
  • 1,269
11 votes
1 answer
10k views

ifconfig shows UP while ip link shows DOWN

I am looking at the state of an interface on a Linux system. When I use the ifconfig command it shows that the link is UP. master $ ifconfig docker0 docker0 Link encap:Ethernet HWaddr 02:42:b9:25:...
user avatar
0 votes
1 answer
336 views

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: ...
user avatar
  • 131
0 votes
1 answer
180 views

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'...
user avatar

1
2 3 4 5
7