Networking is the art of connecting two or more devices together so that they can communicate with each other.

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Intel 82579V LAN driver dropping out

My PC has an Intel 82579V Gigabit Network Connection and the on-board LAN adapter has started misbehaving over the last few days. When I boot up, the PC has no LAN connection. The entry in device ...
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6 views

How can I see a website running on Apache installed on my PC from another device connected to the same ADSL router?

I am not so into networking and I have the following problem. On my Ubuntu system I have installed Apache web server on which run some web sites. So now to access to these web site I need to open an ...
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Need help to Deploy Windows7 image in a workgroup

I am maintaining a windows 7 workgroup of around 50 PC's (in one room, and multiple rooms like this) in an educational institute. All hardware platforms are identical. No server. all in one workgroup ...
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4answers
236 views

Why is a router needed?

I've been trying to figure out why a router is needed. I know a router can be used for DHCP and some other things, but I'm just thinking of networking with static IPs. So the following: Is it ...
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9 views

How much upstream traffic should a transfer over TCP produce

When a file is downloaded via some TCP-based protocol, there is also data flowing in the other direction – acknowledgement packages etc. Now if I watch some network monitor, I wonder if all of the ...
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17 views

Create fake WiFi network and monitor clients

I'd like to create a WiFi network using my MacBook Pro mimicking my network at home and monitor all clients that connect. I want to do this because I lost my iPad and I think this is the only way to ...
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6 views

How to log vnstat or equivalent to file

I have a few servers that run both Linux and OS X. I would like the ability to capture and log the amount of data passing through eth0 interface. The file should look like this and rotate daily with ...
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1answer
9 views

(Windows 8.1) Launch a specific software if IP address is 192.168.49.*

I know there's is a way to launch an executable when specific condition are met, but i'm not familiar with programming. Is there a way to launch a software, in my case Skype For Business if my local ...
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9 views

Apache: how to access the web application from another hos on local network?

Home network: three hosts on OS X (192.168.1.61; 192.168.1.62; 192.168.1.63) connected into network and to internet wirelessly via Actiontech router. One(192.168.1.61) has Apache server (with ...
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12 views

Nic not showing up in device manager

I recently installed a new mother board and hard drive and have had trouble installing my wireless network card. On my old computer it worked fine but it seems it is not appearing in the device ...
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6 views

Linking 10.0.2.0/24 IPs with 192.168.1.0/24 IPs

The Problem I am currently messing about with some of the network tools in Linux, and I have found that if I perform an nmap scan using the 192.168.1.0/24 range, I get a bunch of lovely device names: ...
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4 views

RaspberryPI OpenVPN Client Not Forwarding to tun0

reposting from the RPI SO - apparently off topic for Server SO... I found plenty of guides for how to run RPIs as OpenVPN servers, but I want to run it as a client. I have a OpenVPN server set up ...
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2answers
16 views

NIC can't get IP address/connect all of a sudden

As the title implies, I'm having NIC issues. Anyways, as of last night it was working perfectly. Then this morning it was having issues, with Windows showing "No Internet Access". I rebooted the ...
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9 views

Auto shutdown if there's no 'real' network traffic for a 'homeserver'

Hello I just installed my homeserver I'm using the following: TvHeadend PyLoad NzbGet Samba I plan to shutdown if the up/downstream by those services is less than 1 Mb/s(Bandwith) or Traffic in ...
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3answers
25 views

What is the equivalent of Ubuntu /etc/network/if-pre-up.d/ in Fedora (22)

I'm trying to migrate from Ubuntu to Fedora(22) but I can't find how to run a network script before the interface is up. Is there any equivalent of this /etc/network/if-pre-up.d/ in Fedora? I need to ...
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8 views

How to set proxy server Squid on CentOS multiple connections for download

I am now using Cent-OS and i have installed squid proxy server completely. The problem i meet is when I use Internet download manager and set proxy) to download a file, Internet download manager could ...
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1answer
18 views

Identify an unknown windows workgroup ip address

In our small company network sometimes an unknown windows workgroup appears. I'm know the name of this workgroup but have no further information about this. I do not have admin rights in the network, ...
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20 views

Get data usage since last reboot by command line

For an automated batch-tool that monitors network usage, I would like to get the following, red underlined values using the Windows command line: That is, I want to get the number of bytes ...
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1answer
40 views

Windows 10 VPN client is not working

In Windows 10 (an upgrade from Windows 8.1), old VPN PPTP connections were not correctly migrated. Created new VPN PPTP connection which was not working.  Error message: A Connection to the remote ...
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13 views

Configure a fixed IPv6 gateway which has a changing IPv6 address?

Short version, possibility of XY problem: I have to configure a static IPv6 gateway on my computer. The gateway's IPv6 prefix changes once a day. How do I do that? Long version with all details: I ...
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1answer
53 views

My ISP is blocking some sites. How do I determine where and how it is blocking it?

Anonymous account for obvious reasons Sometime in the last 12 hours, multiple Indian ISP's including mine started blocking well known "adult" and some other sites. I ran some rudimentary diagnostics, ...
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7 views

Windows Remote Assistance Android client?

Is there any Android client for RA? Do you know any ways so start RA session from Android? I tried connecting through RDP app but didn't succeeded.
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1answer
18 views

How to find which process made this network requests

I was running fiddler and suddenly I see requests this requests to hxxp://zc.qq.com/cgi-bin/chs/numreg/init? and hxxp://www.baidu.com/cache/global/img/gs-2.0.gif But no process is shown. How do I ...
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3answers
12 views

Wireless working but ethernet not working in Ubuntu 14.04 in hp laptop

ubuntu@ubuntu-HP-15-Notebook-PC:~$ ifconfig eth0 Link encap:Ethernet HWaddr d0:bf:9c:1a:8b:3e inet6 addr: fe80::d2bf:9cff:fe1a:8b3e/64 Scope:Link UP BROADCAST RUNNING ...
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1answer
53 views

Is it possible to use a non-local proxy to connect to the Internet?

I have a friend who lives 5 miles from me - so we can't have a wired connection to each other. Is it possible to turn his computer into a proxy and let me connect to the Internet through him? I'm ...
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Linksys WRT54GL reset not working

I've accidentally bricked my router by setting the LAN mode to PPPoE (was previously in DHCP). Now I cant access the router at 192.168.1.1. I tried the hard reset 30/30/30 method but router does not ...
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8 views

CRC Mismatches during file transfers over network

Background This is a problem I have been having for quite a while now. When streaming videos over the network via Wifi or Ethernet I was getting artifacts and blocky pixels that were green and so ...
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11 views

Can't get second router to assign Xbox 360 an IP address. Functions fine otherwise

Due to the layout of my house, I'm forced to use multiple broadcasting devices to cover it with signal. I have an Ethernet cable ran from an open port from my main router (the one connected to the ...
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23 views

Wiring a fax line with cat 5e rj45 [on hold]

Here we have a telephone expansion board wired from a 66 block. The green/white pair is a fax line you need to get to a rj45/cat 5e keystone wall jack. In between the two is a punch down block. What ...
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1answer
19 views

Windows 8.1 hp laptop won't connect to wifi.

I recently came abroad with my family and am staying at a family members house while I'm here. Their wifi (a BT home hub router) has a password (wpa2), which I know. However, every time I try and ...
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68 views

no wifi on windows 10 media creation tool

I was tired of waiting for the windows 10 download so went ahead and downloaded the media creation tool from windows site but now i can't search wifi or change wifi settings because it is not there. I ...
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Connect with multiple tv displays using wifi network

for reference as mentioned at given link. How can I connect multiple monitors to a single PC by LAN cables? How i can i connect with multiple monitors/projectors over wifi insted of lan cables. Do ...
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1answer
15 views

Slower network on Windows VM in Virtualbox

I am running a Windows XP guest on Windows 7 host for browser compatibility testing. However, this is introducing network performance artifacts. Speedtest.net from host shows 4ms ping, 36MB/sec ...
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1answer
16 views

Bridged Network not working on Ubuntu Guest, Windows 8 Host using VMWare

I'm using VMWare Workstation 11 (Ubuntu 15.04 Guest, Windows 8.1 Host) and bridged networking is operating fine on my home network; however, when I try using the same configuration on my work network ...
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1answer
20 views

3 interface server - wap with bridge - how to route this?

I have the following setup (except the "server-addressed packets"-part): http://www.directupload.net/file/d/4062/jo9qswvv_png.htm Basically eth0, eth1 and a wap. eth1 and wap are bridged with br0. ...
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3answers
46 views

Why do we need MAC address? [duplicate]

I have read that if we are using NAT, router knows where to send the incoming packets in the local network based on TCP/UDP port information. If this information can be used to uniquely identify each ...
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1answer
23 views

Would having a 10/100 router connected to a gigabit switch for the LAN allow the LAN to be gigabit?

Ive got a home network that uses cat6 and a managed gigabit switch. The internet line in is c. 45mbps which goes into a 10/100 modem / router combi and then into the gigabit switch. With the network ...
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21 views

Getting 2 or more devices to be able to see each other and the internet behind a captive portal

I'm working from cafes and hotels meaning I have absolutely no access to internet with no captive portal in front of it. I'm writing mobile app. I need my computer and the phone to be on the same ...
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1answer
16 views

Connecting to two Networks with different DHCP servers

Ok, So at home I have two wired Networks (one with internet access and one that doesn't) I have Multiple Network adapters on my PC and I want to use one into one network and another to the other ...
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2answers
21 views

Printing a document from remote location

I have the Print Server and Supported Printer at my Home Office. I want to print my job to my home office's network printer. Is it possible to print my print jobs to my home office's print server ...
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1answer
85 views

Update on Windows 10 cannot connect when behind domain proxy

My computer sits on a network and I think it has Microsoft Server 2012 on there. Without joining the domain; when I first browsed the internet it asked for my domain credentials. I added them in and ...
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6 views

Can /etc/inittab errors prevent network startup?

I have a small php server running on Raspbian via /etc/inittab: push:235:respawn:/home/pi/volkszaehler.org/misc/tools/push-server.php Due to configuration issues my php script was removed and- in ...
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2answers
54 views

disabling hyper-v in windows 10 causes complete network failure

I have disabled (uninstalled) Hyper-V so I can run VM-Ware and have completely lost the network. It shows the cable connected but there is no internet connection. Ive tried a different cable and have ...
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2answers
27 views

is there any way to access a site which is blocked from router?

I have 2 PC's named as PC A and PC B. PC A can access to all sites but PC B has limited access. The router restricts to certains sites like youtube in PC B as its mac address is blocked in router. ...
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1answer
7 views

libpcap : Filter by ether_type and by speficied bytes

Thanks to pcap_filter, I want to filter by ether_type : Protocol 0x88b5 AND by specific bytes in the payload : "ASK", or 0x41434b It's ethernet-level => no network layer, directly the payload. => ...
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1answer
13 views

PF firewall: How to disable all filtering on loopback interface EXCEPT specific port forwarding rules?

PF question on OS X Yosemite 10.10.4: I know that set skip on lo0 disables all filtering (nat and redirects) on lo0, but what if I need to save the httpd port forwarding rules on this interface while ...
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17 views

Can't mount Windows CIFS share on Ubuntu Server

I'm wanting to mount a network share running on my Windows Server 2012R2 server to a virtual Ubuntu Server 14.04 installation but am having zero luck. To elaborate on the setup, the Windows server ...
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23 views

Need a solution for my internet connections

first time posting and I'd like to ask for help on setting a stable internet arrangement. My house is quite big and has thick brick walls, so in order to spread wi-fi signal throughout the place I ...
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0answers
13 views

How to forward UDP stream from private network to another

I have a network video stream available on a certain private network. I access it through VLC with udp://@IP:PORT I want to be able to forward this video stream to a public website - like a YouTube ...
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1answer
165 views

No network connection after upgrading to Windows 10. Cannot rollback to 8.1

I have a similar problem to this user: No network connection after upgrading to Windows 10 I have a surface Pro 3 and after upgrading I have no internet. Recovery says there are no points to rollback ...