For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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1answer
7 views

How do I inject packets to a tap interface?

I'm trying to find a way to use a tap interface to test some networking capture code. We are passively capturing wifi data and processing it through some analysis software. I would like to build ...
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0answers
8 views

tell me the command by which i just disable and enable the internet in mobaxterm.

I am using linux machine by taking remote in mobaxterm having os centos 6.6. i have root access. when i used ifconfig eth0 down command it disable my remote connection also. If I delete gateway it ...
0
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1answer
10 views

Restrict ssh commands

How can I restrict a ssh user (with only one key) to allow only : a set of commands, with as many arguments as they want tunnelling capabilities (ability to open ports) I have found some examples ...
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0answers
5 views

Connect server to internet over local machine

Ive got access to a server over ssh to run some experiments and need to download some packages over the internet to perform these. Unfortunately, the server has no connection to the internet, or ...
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0answers
3 views

Not able to setup DDNS in the wireless router

I recently bought ASUS RT-AC51U. So, I tried to setup DDNS in the router to create a VPN. But when I tried to setup DDNS, it is showing this error: "The wireless router currently uses a private ...
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1answer
1k views

Changing the name of the network interfaces in Fedora 21

I am a software tester for an ethernet switch and I am sometimes working at home. On the computer I am using at work the two network interfaces are called eth0 and eth1. On my private laptop they are ...
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1answer
10 views

Mac OS VPN uses default Subnet Mask

We expanded our subnet mask from 255.255.255.0 to 255.255.254.0 to incorporate more IP addresses in the business: 192.168.0.0 - 192.168.1.255 is the new subnet. All of the servers etc are on the 192....
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0answers
4 views

Bluetooth Tethering, no IPv4 adresse at interface bnep0

I want to tether my mobile internet from my smartphone (OnePlus One, Android) to my Laptop (Debian 8). I want achieve this without using external tools. At the arch wiki page (https://wiki.archlinux....
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0answers
8 views

Network connection problems

in the last days I had some serious internet problems, I'll try to explain as simple as possible, first, I called my internet provider and they said that they don't have any problems, and that ...
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2answers
7 views

Centos 6.4 in VirtualBox fail to start eth0

Two interface files are in /etc/sysconfig/network-scripts, ifcfg-eth0 file: DEVICE=eth0 HWADDR=08:00:27:DA:52:FB TYPE=Ethernet UUID=... ONBOOT=yes MM_CONTROLLED=no BOOTPROTO=dhcp ifcfg-eth1 file: ...
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2answers
9k views

Can't connect to Lacie Cloudbox when connecting directly to PC

I have bought a Lacie-Cloudbox NAS to backup my PC. I can connect it to my router and access it without problems. For the initial backup of my data I want to connect the Cloudbox directly to my PC ...
0
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1answer
19 views

High System CPU and interrupts when network I/O

When there is network activity on my computer (HP ZBook 15 G2) on Windows 10, it gets very hard to use due to interrupts/high CPU usage of the System process. The mouse is laggy, music gets crackly ...
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2answers
42 views

Cannot ping, but can connect to the internet - Windows 8

I am not able to ping google.com or any other host when connected to ethernet (request timed out), however I do have network connectivity. When I connect to Wi-Fi on the same network, I am able to ...
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0answers
11 views

ways to control a tv/monitor connected to my pc from another room via hdmi over cat5

hello every body i needing help with my project, i have connected a tv to my pc using hdmi over cat5 now i'm looking for a way control that monitor from my main one since it is across the house, and ...
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2answers
35 views

how do I provision a hard phone for getonsip?

In provisioning a Cisco SPA 942 hardphone, branded Linksys, how do I finish the setup for getonsip (or onsip)? SIP Address: foo@getonsip.com Username: foo Domain: getonsip.com SIP Password: ...
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1answer
16 views

virtual box not connecting to internet on mac after shared folder creation

I have a virtual box(version 5.0.20) vm for centOS. By default Network adapter setting is Attached to NAT Name - Blank (nothing is written) Advance Type Adapter Type-Intel PRO/1000 MT Desktop (...
2
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0answers
9 views

Test environment post carrier-grade NAT by ISP

Today I replaced my old router with a new faster router in my home. However, this event appears to have migrated me to carrier-grade NAT'ing by my ISP. I tried with my old router but the same holds ...
2
votes
1answer
7k views

pfsense 2.0 traffic priority - set full priority for single host

I have a network with several computers all on the same network and since I have very limited bandwidth I would like to prioritize traffic almost like a CPU scheduler prioritize processes. Example: ...
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1answer
8 views

AppId or GUID of a Running Service

My instructions are to The default port used by a Performance Center host service is 8731. To configure SSL on a host for port 8731, refer to the Microsoft Web Site: How To Configure a Port with an ...
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0answers
8 views

How to forward traffic between a tun device and a tap device?

I have an application that creates a tun device (think a VPN), and I've set up a tap device on the same host that's connected to a bridge (OVS, actually). What I'd like to do is have all traffic from ...
6
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4answers
5k views

How to prevent password popup everytime for changing network configuration in OS X Mountain Lion?

I have a few network scripts that I used under OS X Lion that automatically created a ssh connection and then changed network configuration on my local machine to run traffic through the ssh tunnel. ...
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0answers
14 views

Acess internet from remote machine via SSH session and proxy

Computer A is connected to internet through http/https proxy (proxy-server.com:111). Computer B does not have access to internet but I can SSH to Computer A. Computer-B -> COMPUTER-A -> PROXY -...
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0answers
18 views

experiencing packet loss, not sure how to fix

I called my ISP and chatted online with an agent at my ISP and neither really understood what packets were, how to fix it, or anything..they just kept telling me "well on my end your download speed is ...
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0answers
6 views

Game process not binding UPD socket to VPN interface

I've recently set up a VPN for playing LAN games with some friends. I have a Linux server running pptpd and have successfully been able to connect on Windows using the VPN client built into the ...
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2answers
18 views

What parameters do I need for the “netsh int ip set dns” Windows command?

This article calls for CMD commands to fix an issue with DNS lookup. All the commands were successful up to these last two: netsh int ip set dns netsh winsock reset When I try the first command, ...
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1answer
13 views

OpenVPN network asks for password

I setup a vpn connection under user_A and it works just fine (I used network-manager-openvpn-gnome to setup this connection). Now I added another user into my system (Ubuntu 16.04) -- user_B. I ...
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0answers
21 views

how to connect 2 computers using console cable

I know this is a weird question, however, I have a console (rollover) cable - the one used to connect to network devices' console port (e.g. cisco switches). I'd like to know if it's possible to use ...
2
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0answers
92 views

What is the full process of a client downloading a torrent file?

I'm attempting to write a torrent client, and while the unofficial specification is quite helpful on a technical level, I would like an explanation of the process of downloading a torrent file (...
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vote
2answers
55 views

Alias for IPs in the home LAN network

Is it possible to assign a readable string alias to an IP address like 192.168.1.1? Maybe something like this: 192.168.1.1 -> router.home or 192.168.1.22 -> printer.home There is no need ...
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votes
1answer
33 views

IP address vs. LAN IP address

My modem has an IP address and an internal LAN IP address system. When I want to send something to my PC from a different location (with the function send()), is it possible to give this function ...
0
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0answers
19 views

Windows 7 won't connect to Windows Server 2008 R2 SMB Share

I have a Windows Server 2008 R2 machine that i recently reinstalled. I have it configured with a few file shares that I'm trying to connect to using a Windows 7 machine. The problem is that it won't ...
0
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1answer
14 views

Win 10 does not detect internet via Ethernet

I have Win 10 on an Acer Aspire E5-773G notebook in dual-boot with Ubuntu 16.04. On Windows, I can connect to my FritzBox router via WiFi, but not via Ethernet. When I plug in the cable it detects ...
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0answers
21 views

Ethernet goes “ Limited” when I want to share my connection [duplicate]

I have created a hosted network from my computer connected with a cable to ethernet, but whenever I go to the Wi-Fi adapter to anable the sharing in order to connect my phone with using the shared Wi-...
0
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1answer
32 views

Unable to connect to DHCP after using VPN

I used a VPN to play a game I was having some issues with. After uninstalling the VPN I have had some issues connecting to the internet & my local network on a Ethernet connection, wireless works ...
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2answers
4k views

Can't share over wifi, only have share over ethernet option

I've been trying to set up a hotspot from my laptop to share my internet connection over WiFi. However, every time I go to do it I only have the option to share over internet with connectify, but ...
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0answers
6 views

dnsmasq to provide public DNS service

If I'm to provide DNS service to the public using dnsmasq, how to set the listen-address? I changed mine from 192.168.1.1 to 0.0.0.0 and it stops working: $ cat /etc/dnsmasq.d/public.conf # listen to ...
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0answers
16 views

Why aren't my ports opening on my UBNT airrouter?

I'm trying to start running a server at home and I've setup the ports on the router like this: internal IP: 192.168.1.111 internal port: UDP 9987 external Port: 9987 source and external IP/mask: 0.0.0....
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votes
2answers
23 views

Email any event occuring on my router

I own a TP-LINK WR841N router, which all my family members have access to (they know the password of the web interface). What I want is that every time someone logs in or a password is changed an ...
0
votes
1answer
20 views

DD-WRT - Redirecting internet traffic based on source Subnet

Following question has a long description. I hope some one in similar position finds it helpful. Please be patient. My problem is at the end. First of all, I have the following setup in home: --...
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0answers
26 views

Not able to spoof Mac Address in Kali Linux

I tried the following to spoof my mac address:- ifconfig wlan0 down macchanger -a wlan0 ifconfig wlan0 up (Even tried to stop and start network-manager with the above command) I also changed ...
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0answers
7 views

Unable to get video for multicast to Windows XP

Please help me with the problem of getting video on a multicast network camera. There are 2 computers with Windows XP: one works, the other does not. The network architecture is simple: a hub to which ...
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0answers
32 views

Custom build pc is bugged?

Every once in a while my computer loses internet connection for some weird kind of reason. When I go to e.g. 192.168.178.1 it actually shows the correct login page for my modem but it just won't ...
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4answers
3k views

Two WiFi networks work only simultaneously on OpenWrt

I am trying to use device TP-Link 3020 router with OpenWrt installed to both connect in and connect out by WiFi. I have home WiFi network and I setup connection to it ("client mode"). Then I set ...
0
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2answers
27 views

Is it posible to boot up a computer while on a diffrent network and then use it to play games?

A friend was trying to set up Wake on Wan and mentioned it to me. After hearing about this I was wondering if it would be possible to boot up my computer and somehow launch steam (using screen share) ...
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0answers
5 views

How to route FTP traffic to Ethernet in Windows 10

I transfer files to and from my Nexus 6 with FTP via USB-OTG ethernet adapter connected to the phone, as it is the fastest method I've found. My computer and my phone are connected with each other ...
0
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1answer
4 views

Verizon Actiontec MI424WR - No communication between wired and wireless network

I have a Verizon-branded Actiontec MI424WR wireless modem/router. Machines connected to the router over WiFi can communicate with each other. Machines connected to the router over Ethernet can ...
0
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0answers
3 views

XenServer vSwitch Controller

I'm working to stand up a vm server however I'm running into an issue with the networking. I can't seem to create a Cross-Server Private Network for the vm's. I run the following command xe-switch-...
4
votes
5answers
90 views

Is a router necessary between a modem and a switch?

Is it possible to change our internet setup from this: Cable Modem -> Wi-fi Router -> (via wired connection) Unmanaged Switch -> CAT 5e Server Rack -> Wall Ethernet Port -> Computers To This: Cable ...
0
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1answer
8 views

Accessing servers on Ubuntu VM in VirtualBox where host is offline

I have an Ubuntu VM running on VirtualBox and on this VM there are several servers running which I need to access from the host. The host needs to be disconnected from any network (offline). What ...
0
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0answers
21 views

Benchmarking network latency

I am trying to measure the latency of sending a packet. I do this as follows. The client sends recorded time. The server receives the packet and gives the difference between the current time and the ...