Questions tagged [network-interface]

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Rename WiFi interface

How to rename WiFi interface on debian root@debian:~# ll /etc/systemd/network/10-persistant-wlan0.link -rw-r--r-- 1 root root 55 Jan 18 12:45 /etc/systemd/network/10-persistant-wlan0.link root@debian:...
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How to delete a Windows network interface?

I don't know why but I have several network interfaces that correspond to the Microsoft Wi-Fi Direct Virtual Adapter : Carte réseau sans fil Connexion au réseau local* 11 Carte réseau sans fil ...
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1answer
36 views

Killer RJ45 cable for Polycom SoundStation 2?

I was working from a conference room, and because the Wifi was dropping, I ended up unplugging a Polycom SoundStation 2 and connected the RJ45 terminated cable into my laptop. I thought that at best ...
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Bridge with two public IP adresses

I have two public IP adresses and one network interface. On the host I am running Proxmox with a Sophos FW VM. My plan is to have one public adress for the host and one for the VM. The current setup ...
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Setting up two shared interfaces with Network Manager creates conflicting iptable rules

I have a Linux box which I have configured two of the network interfaces as shared connections, eth1 & wlan0: eth1 nmcli c add con-name eth1-dhcp-server type ethernet ifname eth1 ipv4.method ...
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25 views

How does one make a "fake proxy" in Windows for localhost use?

I'm trying to set up a web browser (Pale Moon) profile which uses a specific network interface/address. I am able to do it with Deluge (BitTorrent client), because all the proxies are blocked from P2P ...
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59 views

how to set ethernet MAC address (in Debian virtual machine) while still doing IPv4 DHCP?

I have an x86-64 virtual machine running Debian 10.10.0 ("Buster"), running in an OpenBSD 6.8 host (using the OpenBSD 'vmm' virtual machine monitor). The virtual machine's (IPv4) network ...
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Route traffics whose IP is starting by 192.168.0.xx/24 to another network address

I have a windows host and a Ubuntu guest machine on it(installed in Workstation). The Ubuntu guest has two network interfaces, one is a bridged network, making it share the same network segment as the ...
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Route traffic from tun0 to eth0 on certain ports

I'm having quite a headache on this one. I used to get it done, and just realized now it does not work anymore. Possibly because after some update. I have OpenVPN running with this config: client dev ...
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17 views

why can IPv6 ping reach other interfaces?

I have an eth interface setup with VLAN 100 & VLAN 200. I have a client that sends pings on VLAN 200 only. For some reason, it lets me ping the VLAN100 interface IP from the client but only if I ...
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1answer
25 views

Host with identical ips and subnet mask different

Two host with following IP’s. How they will communicate.? With and without a router. Case a. 1.1.1.1/24 & 1.1.1.2/24 Case b. 1.1.1.1/24 & 1.1.1.2/32 In case a, they will communicate via switch ...
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Rerouting all traffics from one interface to another

I'm using linux. I have a device connected to the ethernet interface on my motherboard (enp0s31f6) and my PC has a wireless card (wlp5s0) which is connected to the router . The device is sending DHCP ...
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27 views

How can I bridge an interface to multiple other interfaces?

I have three interfaces. One is configured to act as a wireless access point and needs a bridge to the other two interfaces to access the network, one is an AX.25 interface ax0, and the other is a ...
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How to add/enable a new vNIC interface on linux

I want to configure vNIC interface (ens37) with a manual IP address - 192.168.16.1/24 on linux box Currently I see ens33 configured. So this is another interface I want to manually add. Any ideas how ...
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287 views

Proxmox - Configure two bridges in a single NIC

I have Proxmox installed in two servers directly linked by a switch, I need to configure two different addresses in a specific NIC (that have a capacity of 10GB) for each server. I tried many ...
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119 views

How to set the default outbound interface in Debian when using multihomed interfaces on EC2

In Debian 10 with an Amazon EC2 AMI (as of March 31, 2021), the /etc/network/interfaces file looks like this: # Include files from /etc/network/interfaces.d: source-directory /etc/network/interfaces.d ...
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In Windows , what is the difference between GatewayMetric and InterfaceMetric

I have two Network interface cards and When I type : netsh interface ip show address I get the info about the basic configuration such as the IP address , subnet mask , Default Gateway and there are ...
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Is it possible to make that wifi-clients and lan-clients see each other on HG8546M router?

Now lan-clients ping other lan-clients and wifi-clients ping other wifi-clients. If there's no exact answer, please guide me how to approach the problem.
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39 views

What's the fxp?

When I read this article: fxp -- Intel EtherExpress PRO/100 Ethernet device driver I have several questions about it: I know Ethernet, but what's the EtherExpress? what's PRO/100 mean? is the 100 ...
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What's the meaning of `Interface type` and `interface flags`, and its usage?

I use VM VirtualBox run Junos Olive. I use command >show interfaces brief, get below result: Note: In this CLI window, there can't copy text. so I can only take snapshot for describing my question....
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232 views

Virtual Machine (interface enp0s4) not assigned dynamic IPv4 address

I have a Ubuntu Server 20.04 virtual machine running on my FreeNAS 11.3-U5 box. My problem is that my virtual Ubuntu Server is not being assigned an IP address. I have an Edge Router X with Subnet 10....
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2answers
392 views

maximum number of NIC(Network Interface Controller) connection?

I'd like to know if there's maximum number of NIC connected in a Windows PC. By expanding USB 3.0 ports and connecting a lot of USB 3.0 type network adapter into it, can we connect limitless number ...
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494 views

Where is network adapter state information stored in the registry?

Running netsh interface ipv4 show interfaces in cmd shows some network interface information, including the state (connected or disconnected). Is this information stored in the registry and, if so, ...
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1answer
52 views

Packets are not going to the correct interface?

After my application injects a packet with source 100.64.0.77 and destination 192.168.1.95 into the virtual utun2 interface, the packet is being forwarded to the en0 interface and sent to it's ...
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1answer
177 views

net-snmp (VACM): How to exclude IF-MIB::ifPhysAddress table column from view?

Tailoring an SNMP view for net-snmp 5.7.3, I fail to exclude IF-MIB::ifPhysAddress from my view: What ever I tried, I still get the MAC addresses in snmpwalk. Still I'm sure my view is being used as ...
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Unable to have Windows give priority to a specific network adapter

We have a Windows 7 PC with 3 network adapters (2 physical and 1 virtual): Ethernet adapter Local Area Connection: Connection-specific DNS Suffix . : IPv4 Address. . . . . . . . . . . : 192....
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In my situation, what would be the most reasonable way for me to be able to use my "real connection" on demand?

I have one computer, with one network port. I have no wifi. It runs Windows 10. It's connected (via the wall cables) to my NAT router and from that to the "fiber box". I have OpenVPN ...
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609 views

How NIC and ring buffers work?

I want know how network interface card and ring buffers work?I think ring buffers can be mapped into memory..RX ring and TX ring... then,how it works with input and output signals and registers?Please ...
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1answer
24 views

Sending request through a specific network interface

I have two network interfaces wlan0 and usb0 on a RaspberryPi running Ubuntu. All of them are connected to the Internet. I'm writing a python script to run a web server on wlan0. When a request is ...
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1answer
138 views

no interface to huawei stick

using a huawei usb stick on my linux mint works (out of the box) but on my ubuntu server it does not create an interface. lsusb: Bus 001 Device 016: ID 12d1:14dc Huawei Technologies Co., Ltd. /var/...
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3answers
36 views

How to rename interface in squashfs for a live system?

I am running a custom build Debian OS. I have tried various methods to rename the Grub standard wlp3s0 to the more usable wlan0 in a live system in unpacked squashfs, including the widely suggested ...
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Can't configure network in kali

I can't configure the network in Kali Linux manually every time I assign an IP with Ifconfig eth0 192.168.1.100 Netmask 255.255.255.0 Default gateway 192.168.1.1 It gets configured and when I reboot ...
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Pi 3 not connecting to Asus AC2900 Router with TP-Link Switch

I've tried replacing the cable and switching ports on the switch but the Raspberry Pi 3 still won't show as a client in my Asus router dashboard. I was able to directly connect the Pi to the router ...
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1answer
4k views

10 Gb network card connection

I have just bought the intel X540T2 shown below and when I opened my machine I am not sure if I can plug it in any of the available PCIe slots shown below? If anyone could please advise
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Router unable to obtain IP

I own a d-link router model DSL-2877AL.. used to work flawlessly in the past 8 months but recently the routers internet light will always stay red which indicates a failed PPPoe negotiation.. VDSL2 ...
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1answer
3k views

Windows 10 PING returns "No resources." - why?

I often have this problem: C:\Users\user> ping 8.8.8.8 Pinging 8.8.8.8 with 32 bytes of data: No resources. No resources. No resources. No resources. Ping statistics for 8.8.8.8: Packets: ...
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6k views

Does VirtualBox' installation warning that it will "reset your network connection" mean theirs or in general?

When installing VirtualBox, it presents a warning that "Installing the Oracle VM VirtualBox Networking feature will reset your network connection and temporarily disconnect you from the network." But ...
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RTNETLINK answers: Cannot allocate memory

I have a simple XDP program and I want to load it on an interface. I'm on Ubuntu 18.04 with kernel version of 5.6.3-050603-lowlatency which supports XDP. My NIC is Intel 82599ES 10-Gigabit SFI/SFP+ ...
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146 views

Why is scanning my network picking up the wrong Interface, mac, and ip address?

So I've just used an application to scan for pc's on my network as a shortcut for wake on lan. Two of the three pc's show up with spot on information in its entirety. The one illustrated in the ...
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1answer
1k views

Automate sharing Internet between network adapters on Windows 10

I use a VPN for my console, and I do this by starting a VPN connection on my laptop and sharing the VPN Internet adapters Internet with my Ethernet adapter. The issue is that upon reboot, errors ...
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119 views

Clone Linux system preserving/reconfiguring network interfaces

The problem When I clone a Linux OS on a different device (but exact same architecture), the ethernet interfaces will be called differently (e.g. device A: eth0, eht1; device B: eht2, eth3). It's ...
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1answer
130 views

Standard number of Network Interfaces on a Mac Mini

Any insight into this would be very helpful to me. I am using a Mac Mini 2011. I ran ifconfig to see the network interfaces and see three ethernet cards. Some are in promiscuous mode, although only ...
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1answer
3k views

ifconfig shows multiple network interfaces

When I run ifconfigon my Macbook air 2018 with MacOS Mojave 10.14.6 I get this: lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384 options=1203<RXCSUM,TXCSUM,TXSTATUS,SW_TIMESTAMP&...
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ifconfig shows a bunch of network interfaces [duplicate]

When I run ifconfigon my Macbook air 2018 with MacOS Mojave 10.14.6 I get this: lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384 options=1203<RXCSUM,TXCSUM,TXSTATUS,SW_TIMESTAMP&...
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1answer
2k views

decapsulating unicast VXLAN packets to a VXLAN interface

I am trying to evaluate a new virtualized traffic mirroring service (similar to SPAN) that delivers VXLAN encapsulated packets to a destination of my choice using the traditional VXLAN UDP unicast ...
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216 views

Unable to reach localhost (High Sierra)

Started running into difficulties with my MBP running high sierra after a forced reboot (crash) earlier today. My issue basically boils down to this: After a reboot, I'm unable to establish a ...
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4answers
11k views

Wireless headphones interfere with Wi-Fi signal on laptop

I have Medion MD 84299 wireless (not Bluetooth) headphones and they work totally fine. The problem is that once I turn on the headphone’s base station, Wi-Fi signal on my laptop becomes poor and ...
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1answer
1k views

Respond to ping from different interface than inbound interface in Linux

I'm trying to figure out if I need further configuration to allow outbound traffic to work on a different interface than inbound traffic. My setup is two servers. Server1 has eth1 on VLAN100 and ...
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1answer
571 views

Bonded interface with interfaces from separate VLANs in Linux

If I have two interfaces (eth0 and eth1) on separate VLANs (100 and 200), can they be bonded together into bond0 in such a way that traffic for each VLAN can be routed correctly? Let’s say the subnet ...
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99 views

How can I run a service for multiple VLAN's?

I have a running server hosted on 192.168.254.1 with some VLAN's which can be accessed by each one from 192.168.(TAG).1. I'm trying to run a service on a second computer physically connected to the ...