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1answer
44 views

Clients from multiple subnets can't simultaneously connect to server

I have setup servers for several games in the past where either players from outside my local network could join, or players from within my local network could join, but not both at the same time. ...
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1answer
49 views

What is creating the utun0 network interface on OSX? What is for? What is it exactly?

What is creating the utun0 network interface on OSX? What is it being used for? What is it exactly? The interface only appears after connecting to the Ethernet or turning on the Wi-Fi and goes away ...
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1answer
25 views

How to change IP of VPN interface?

I have connected to a VPN on Ubuntu. and type ifconfig shows VPN interface has an IP of 10.10.0.11. Unfortunately, there is another computer in my lan whose ip is also 10.10.0.11 and they're ...
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2answers
70 views

What type of connector is on this NAS-like storage device?

I have a NAS kind of box, which I got it from my old office when they were moving out, at first I thought this was a simple Ethernet cable, but it is not. Any idea what this connection is? Another ...
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0answers
28 views

OpenWRT Network Configuration on Alix3d2

I've been working on an issue and I'm in need for some answers from experienced people in this field, I hope that answers will be rich since internet didn't serve me very well. Scenario: I have 2 ...
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0answers
9 views

Trying to detect why a certain program using a TUN/TAP devices disconnects my WLAN

I’ve got program which disconnects my wlan0 network. I would like to know why this network disconnects. I'm using wpa_supplicant for wlan0. The program which make me disconnect is attaching TUN/TAP ...
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1answer
61 views

Assigning a Public IP for RaspberryPi in local area wired network

We are trying to configure RaspberryPi with public IP (192.248.10.71) in local area wired network. This is the network configuration in /etc/network/interfaces, auto lo iface lo inet loopback ...
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1answer
17 views

Virtual eth-adapter in networking-configuration

I have on my Debian en eth0-interface and I need the interface to listen to other IP's. I know I can create it with the following command ifconfig eth0:1 10.10.10.20/24 With this command everything ...
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0answers
31 views

Setting up a tap interface on linux

I'm using Scapy to learn how to craft packets however I seem to be getting some interference from the kernel when trying to do some specific operations. I have been given some advice to use a tap ...
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0answers
9 views

How to route Windows network traffic between 2 interfaces? [duplicate]

I have a LAN connection connected to a domain and also a 4G USB Network device. I know you can use metrics to set which gateways to use when these interfaces are both enabled. How can I set it to ...
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1answer
778 views

How to make tap interfaces persistent after reboot?

Some tasks requires having tap interfaces configured + assign ownership. So, I am doing it manually: sudo tuntap -u <username> sudo ifconfig tap0 up sudo ip a a 192.168.1.1/24 dev tap0 or ...
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1answer
55 views

IPv4 interface number

I came across a question in Self Test Software for MS Exam 70-642 Which command adds route to destination server, with IP address 10.51.0.0 and subnet mask of 255.255.0.0. Next hop should be ...
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0answers
115 views

How to force all traffic to a certain IP through a specific network interface on Linux

I have an ill-behaving piece of software which requires the usage of a certain network interface on my Linux VM. In practive this is a Vagrant box with a NAT-interface and a Bridged interface. ...
0
votes
1answer
29 views

How to identify which USB devices are mapped to what network interface names?

When I plug in an USB network, it gets assigned a network name, like wlan1 by udev. Is there a way how to determine the mapping, without going through udev files, like ...
0
votes
1answer
462 views

How to delete loopback adaptor in Windows 7 using batch script?

I have created 10 loopback adaptors on Windows 7 using devcon devcon -r install %WINDIR%\Inf\Netloop.inf *MSLOOP I put this in for loop and every thing is ok but now I want to delete them using ...
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0answers
46 views

How to create new localhost interface in Windows?

In *unix you can write: sudo ifconfig lo0 127.0.2.1 up But how to do this command line in Windows?
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0answers
30 views

Setting up a preferred network interface in linux

I need to set up the network interfaces of a linux box running Ubuntu Server. The box will be deployed in an industrial vehicle and will operate headless (i.e. no monitor, no keyboard/mouse). The ...
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1answer
20 views

Will the network interface change between different operating systems?

I am interested to know if the network interface name (eth0, eth1, ..) associated with each physical ethernet card will change depending on what OS you use. If it is constant how does it assign the ...
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1answer
2k views

“airmon-ng start wlan0” will not create mon0

I have Ubuntu 14.04 LTS with a Realtek RTL8187SE Driver, RTL8180/RTL8185 chipset with aircrack-ng 1.1 and every time i enter "airmon-ng start wlan0". It says "monitor mode enabled" instead of "monitor ...
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0answers
85 views

Ettercap and Wireshark broken when not logged in as root

I'm having an issue with Kali Linux (v.1.0.8-amd64) where network sniffing programs such as the aforementioned are not displaying my network interfaces, thus not allowing me to use them. This only ...
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0answers
77 views

Why isn't the loop back interface replying to injected ICMP echo request?

I want to be able to send IP packets from a userspace program and receive responses on a TUN interface. To test, I'm injecting ICMP icho requests to the loopback interface from a user space ...
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0answers
340 views

Wireless_tools- iwconfig wlp5s5 no wireless extension

I have installed Wireless tools, GNUtls, Openssl, WpaSupplicant, Wget also, but I do not know if I need some library. iwconfig and the others wireless tools do not recognize wireless interface. I ...
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1answer
679 views

What is the “Current message level”?

What is the "Current message level" of an interface that ethtool provides? E.g. ethtool eth1 [Other stuff] Current message level: 0x00000014 (20) What is the message level? What is message ...
0
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1answer
61 views

A desktop PC connected to two network interfaces - what does that mean?

I am to create a network design draft where each PC is connected to two network interfaces. Well, what does it mean? That it could use network printer?
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0answers
96 views

A Printer that has multiple MAC Addresses?

I have a Lexmark printer that for some reason shows multiple MAC addresses when its connected to a switch. Thats so weird. Anybody had the same problem? How can I solve it and how come it has ...
2
votes
2answers
162 views

Is it possible to use the interface on a remote machine which I can SSH into?

I can SSH into a machine which has a wifi adapter connected, with interface wlan0. Can I use its interface (wlan0) on my client machine ? As an example, if I want to run iwconfig (or any tool which ...
0
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1answer
255 views

CE interface in Solaris 10 drops mac address (per ifconfig)

I recently installed Solaris 10 1/13 and proprietary TCP PEP software on a new hard drive within an old Sun v210. When the PEP software starts, the Sun's CE0 interface loses its "ether" address, ...
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0answers
373 views

ForceBindIP not binding (Alternatives to ForceBindIP)

I'm working on Win7 x64, and I can't get ForceBindIP to work. I know it's an outdated software, if you have suggestions for a replacement, I'll be really thankful. Issue: When I call ForceBindIP from ...
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2answers
4k views

How to find out total NIC cards and total available physical ports in linux

I need to find out how many total physical ports my server has, and how many of them are in use and how many free. Can you kindly help how to find it: This is what i find from dmidecode output: ...
1
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1answer
223 views

Disable IPV4 on one interface using CMD

How can i make the same ad unchecking box IPV4 on internet connection properties, but using CMD, netsh, or sth. what i can put in .bat file?
2
votes
1answer
1k views

setting up wifi for static ip on ubuntu 12.04

I want to setup dhcp and static IP I have 2 lan card, Ubuntu 12.04 and it is a laptop the wireless interface I want to give a static IP and lan to have a dynamic ip how should I go about making ...
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0answers
74 views

Replaying packets on local machine other than loopback

This might sound very wierd; but can I replay a pcap file on a interface other than lo in local machine? I want to get packets on lets say eth1. It is not attached to any link as of now. I want the ...
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0answers
41 views

how do you hook into a live stream of 802.15.4 packets? [closed]

Using a packet sniffer I am able to detect and successfully read a "hello word" payload within an 802.15.4 frame. It's great can see the frames in the sniffer, but now I'm at the point where I ...
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2answers
14k views

Use commandline to show disabled network interfaces in windows? (Mobile Broadband and Regular Connections)

There are a few ways you can list network interfaces via commandline. For example: netsh interface show interface netsh interface ip show interfaces ipconfig |findstr "adapter" For Mobile Broadband ...
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2answers
963 views

Difference interface priority and metrics in windows

I would like to ask what exactly is the difference between the priority settings of network adapters in the advanced settings window of the adapter settings (adapters and bindings, like mentioned in ...
1
vote
1answer
312 views

Only “lab” traffic over my Juniper VPN connection - all other traffic over normal Wifi/Ethernet?

How do I configure my Juniper VPN client to work like the Windows VPN client to not be the default gateway for all traffic?
1
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1answer
235 views

ubuntu setup network routing table

I have two interfaces: eth0 and wlan0. I want all traffic to go though wlan0 except for port 80 traffic that should go on eth0. Is there a way to setup the routing table so it does that? My current ...
0
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2answers
424 views

Debian randomly changes IP adress

I have debian6, interfaces are set manually: eth0 Link encap:Ethernet HWaddr 40:61:86:7c:42:ed inet addr:192.168.3.238 Bcast:192.168.3.255 Mask:255.255.255.0 inet6 addr: ...
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0answers
2k views

Ubuntu Server 11.10 interfaces file unreadable

I am configuring ubuntu server 11.10 to go from dhcp to static and whenever I try to restart my networking manager, I get the error: command ran: sudo /etc/init.d/networking restart ...
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0answers
282 views

Bind process to network interface

I'm attempting to perform simultaneous bandwidth tests from a single machine using multiple network interfaces. None of the utilities I've found so far allow me to do this. The closest was iperf ...
1
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0answers
481 views

iproute nexthop not working - defining multiple default gateways

I have several point to point connections and I’d like to use all of them as default gateways. I saw this link which explains how to do this using load balancing by calling ip route with a next hop ...
1
vote
1answer
748 views

What routes must be set (in Linux) to allow Internet access through given interface without setting it default?

I am trying to solve a task with routing and OpenVPN's configuration. After setting the connection, I don't want it to become defaut route to anything, but rather want to use its interface for this ...
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6answers
3k views

Sharing LAN between two buildings. What should I use?

I need to connect two buildings to share LAN and internet connection between them. They are 20m apart, but from the two end points I would need about 90m of cable. I know that the maximum of UTP is ...
1
vote
1answer
2k views

Debian: Routing Table and Two Interfaces

I've a Debian machine with this network scenario: eth0 - Internet Connection via local Router (172.20.1.x) ppp0 - Dial-up to a network without internet (10.x.x.x) I've set pppd so it won't add ...
1
vote
1answer
86 views

How are network interface statistics generated?

I was wondering how are the network interface statistics generated? Could someone point me out?
1
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1answer
325 views

Virtual Interfaces Unable to send packages in DD-WRT WR741 v2

I'm using a TP-Link WR741ND v2, with the DD-WRT v24-sp2 (07/20/12) std. It has been working for the last 3 monthes, perfectly ok, but suddenly the virtual interfaces stopped sending packets. I ...
1
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1answer
2k views

ifconfig ignores alias on IPv6

When I add an IPv4 address for the interface eth0:0 with ifconfig, it is created correctly: ifconfig eth0:0 add 192.168.10.10 This can be verified by ifconfig or "ip a". When I add an IPv6 address ...
0
votes
1answer
147 views

Gateway Driver Interface down, no port forwarding

In my home network I am using a Linksys WAG120N WLAN Router. For one of my devices I need port forwarding, this works without problems. I have, however, noticed that after a while the port forwarding ...
0
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1answer
354 views

Tunneling a particular site through a VPN on a particular NIC

I have two NICs on my desktop — an Ethernet interface and a WiFi interface. I have a VPN connection that allows me to connect to American servers which i use to access sites like Pandora. I can ...
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2answers
551 views

How to create a virtual interface from a socks proxy?

I am wanting to create a network interface from a SOCKS 5 proxy on localhost. This will eventually be bridged with a wireless interface that I have which will be operating in AdHoc mode. This will ...