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

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Network access issue - OpenWRT

I have installed OpenWRT onto my router (192.168.1.1). The router is connected to another ADSL router/modem (192.168.1.100) that provides the internet connection. I am using the DHCP services on the ...
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12 views

Wake On Lan works w/ Magic Packet But Not w/ Net Activity

My goal is to allow network activity to wake up my system (Windows) and not just magic packets. My system currently wakes on LAN no problem via magic packet however not on "Network Activity". I made ...
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4answers
73 views

Is a switch just a simple router?

A switch connects computers together. As an example we set up a switch to create a network. When computer A wants to speak to another computer B, it sends the packet to the switch (it has the ...
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10 views

Tunneling an RDP Connection Windows to Windows

I'm currently connected to a VPN which lets me connect to a Windows office server through RDP (from my own Windows machine). From that office server I'm allowed to connect to a customer's Windows VM ...
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1answer
17 views

SFTP to a host that can only be connected through SSH Bastion in Windows (Putty)

I don't even know how to explain this and the title might also be incorrect. But this is what I am trying to do, I use an SFTP plugin Sublime Text which connects to by dev machine (lets call it D) ...
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2answers
35 views

Google DNS precludes use of local servers

When using Google DNS, I am unable to DNS resolve local servers. For example, I have a local webserver known as COMPUTER8, which handles some requests. However, when using Google DNS, the DNS fails ...
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19 views

Router for subnet seperation and firewall

The Setting: 2 apartments where each has it's own internet connection over an AVM Fritz!Box. I'd like to connect both apartments with a network cable. In apartment 1 is a NAS wich should be ...
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12 views

Cannot connect to cisco anyconnect vpn

I tried to connect to remote PC via cisco anyconnect client. I can connect and login to vpn server but when I enter domain name it throws error "windows cannot access" as below. If I just connect ...
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11 views

file transfer between two remote host using C program [on hold]

I need to transfer file between linux running in Putty (in a development board) with the ubuntu in Virtual box using client server communication. I have used ethernet cable to connect between these ...
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0answers
12 views

If I have network file sharing turned on, and I connect to a VPN, are my files then visible to other users on the VPN?

I have one computer on my home network that I always leave on, with a few shared folders set up so that other computers in my home network can access the files inside. When I connect to a VPN, I'm ...
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1answer
12 views

Can only connect to a network for a short period of time; restarting my computer is the only way to allow me to reconnect

So this recently starting happening, my computer would randomly drop connection to my home's network. It is only my computer that gets dropped from the network. So far, the only thing that has allowed ...
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11 views

Wi-Fi Repeater Can't Be Accessed Directly

I purchased the Gembird WNP-RP-002 Wi-Fi repeater and i'm having an issue with it. I set it up by looking both at the user manual and this video I chose it as repeater and at first under settings i ...
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25 views

Too many open files

When I use emacs on my windows7-64 and try to connect to web by (url-retrieve "http://google.com" 'print),it shows the error: Warning (initialization): An error occurred while loading ...
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2answers
34 views

Why is every other ping to my wifi router taking a long time?

If I ping my wifi router, I get: C:\>ping 192.168.1.1 Pinging 192.168.1.1 with 32 bytes of data: Reply from 192.168.1.1: bytes=32 time<1ms TTL=64 <--- Quick Reply from ...
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1answer
9 views

What software can I use to fake remote TCP and UDP sessions?

For testing, I am interested in way of programming a server to pretend to be configurable remote servers, i.e. have a server on my network acting as a router, but instead of forwarding packets to the ...
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15 views

Why do I get these latency spikes in games? How do I fix them?

http://pastebin.com/VkisYYMw Results of ping to a LoL server, results are similar to a Dota 2 server. As you can see, the ping flares up going as high as 500 to 600 ms at times. I have tried ...
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1answer
15 views

Troubleshooting intermittent server connection

My network has around 50 Windows 7 PCs and two Windows 2003 servers (SERVER1, SERVER2). Many of the clients are having an intermittent problem connecting to SERVER2. The clients are unable to connect ...
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9 views

Cisco CUCME Outbound Calls from IP phone to PTSN

I do not expect an outright explanation, but I am wondering at least where to look for the answer. I think it may be in CVoice. It is not explained on the CCNA level. Incoming: PLAR to IP Phone ...
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33 views

10/100Mbps router overwhelmed by Gigabit switch & its devices?

I believe I've got the scenario outlined in this SU answer, where my 10/100Mbps router is being overwhelmed by a Gigabit switch and the devices connected to it. This comes into play with frequent ...
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1answer
7 views

DNSCrypt not working - server certificate possibly expired

I have been using DNSCrypt for a few days (used this guide to install dominustemporis.com/2014/05/dnscrypt-on-windows-update/) and it has been working fine for a few days. Today I switched on my ...
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0answers
16 views

detecting local area network settings [on hold]

If you type in inetcpl.cpl in the run dialog, and open the Internet Properties dialog box, go to the Connections tab > LAN Settings, you see a window like follows: My doubt is, how to determine ...
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24 views

Internet connection is gone after connecting a server PC

When I am connecting a particular PC to my switch (D LINK 10/100 8 port switch) the whole internet connection to other computers is gone. And while I remove the connection net is working good. What ...
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15 views

OS X: Trying to route specific ip range through ethernet, the rest through wifi

I'm a software vendor working at a client's premises. The client has a corporate network that pretty much blocks the internet, so I'm using a Wifi router for internet access. The problem comes when I ...
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7 views

Mac OS X Network Issue

I have a OS X Server application that is running on one of my servers. It has Chat enabled and it works just fine, but it disconnects me and other clients often. I assume that the issue comes from ...
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1answer
18 views

How do I get a switch to refresh connections faster?

The process I'm using is as follows: Setup a repeated ping from one machine (that's already connected to the switch) to the IP address of a second machine. Plug the second machine (which is powered ...
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5 views

Bittorrent Sync upload/download rate limit not working

I am happily using BitTorrent Sync but I can't limit its upload/download rate. If I click on the Preferences Gear --> Advanced I can set "Limit receiving rate" and "Limit sending rate". I do this, ...
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6 views

How to access a VPN server from a LAN with proxy

I have to use a proxy to access the internet. I have (I would rather be ...) the following situation: CLIENT HTTP/HTTPS Proxy:8080 ----------> VPN SERVER -----> CLIENT No Proxy I can not ...
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1answer
17 views

Why my server with a public IP address can only display its web page to my local network?

I can see the server's web page from my PC/phone on local network wifi. I cannot see the server's web page using 3G on phone or home wifi. I can ping to the server using my phone 3G. Any ...
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1answer
34 views

Cannot ping a computer but can ssh, ftp, http, etc. to it

I have a small computer that I mainly use as a file server, web server, and just general purpose server computer. It is running Ubuntu Server 14.04.1 LTS. This computer is at my parents' home while ...
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17 views

ubuntu 14.04 cant connect to any development board through ethernet

i was trying to connect by intel galelio board to ubuntu 14.04 through ethernet but it is not getting connected. it shows "connecting" for some time (the networking symbol is blinking) and then it ...
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10 views

Routing some request through VPN with Tinc

maybe you could help me. What I need is that some request to certain host are passed through the VPN that I've created with Tinc. By example: Server B request test1.mywebsite.com -> Request go ...
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2answers
36 views

Can’t ping between two virtual machines using VirtualBox host-only adapter in OS X

I am trying to run Kali Linux in one VirtualBox, and a De-ICE machine in another VirtualBox on a Mac (OS X 10, if it matters). I want to use the host-only adapter to connect the machines so the Kali ...
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1answer
20 views

how to use public ip in my private network

I'm trying to use public IP address in my private network. In a short, how to set public IP, which is different to endpoint IP of my private network, to my server in my private network? Is other ...
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1answer
24 views

How do I artificially increase the latency for a device in my network?

I want to test how ping would affect my gameplay on Call of Duty on PS4 and was wondering if there was a way to add about 100ms latency to my PS4's network connection?
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7 views

From a main home switch can i connect different applications/connections? [on hold]

im looking to set up a home network with cat5 ethernet cables. For my undertanding i would have the internet line coming in my router, this would go to my 24port switch and from this i will connect ...
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2answers
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Limit VirtualBox guests to one network interface

I have one Linux (Ubuntu) box and inside two Virtualbox guests (guest1 + guest2). The host has two interfaces. (eth0 + eth1) I need to define: Host uses only eth0 Guest1 uses eth1 Guest2 uses eth0 ...
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15 views

How to Ban an IP address automatically in ubuntu 12.04 when it sends specific packet to server?

I run a game server and someone is attacking with fake players. I want to ban him automatically in Ubuntu V P S. Any IPtables command or program that can accomplish this task? If it's not possible ...
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9 views

View IP connections on Windows originating from VM or Connection Sharing (like netstat-nat)

IP Connections from Windows Internet Connection Sharing (ICS) or Virtual Machine bridged connections do not show up in tools like sysInternals tcpview/procexp, although traffic can be seen (by ...
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2answers
21 views

how to set up connection between virtualbox and other computers

I want other computers (they are in local network) go to Virtualbox Localhost. can you explain me what to do or at least give me article link. in Virtualbox i have installed fedora19 and computers ...
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1answer
23 views

Ethernet works on Ubuntu, not on Windows 8.1

I have pretty strange problem. I have dual boot of windows 8.1 & ubuntu. The thing is that ethernet perfectly works on Ubuntu, but won't work on Windows 8.1. All it says in Win is that is ...
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24 views

Is it possible to stream game using steam via WiFi direct? If yes, how? [on hold]

I have 2 PC in the basement, and the router is 2 floor above, which is far from optimal. So I thought maybe I could learn about that WiFi direct feature I keep seeing everywhere. But I couldn't find ...
1
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1answer
43 views

Network interface configuration on Debian 6 (No DHCPOFFERS received)

I am trying to configure an interface to allow internet connection on a home server which runs Debian 6 x86. The server is behind a router which has DHCP enabled. The router IP is 192.168.1.1 with ...
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18 views

Fixing Wifi dropout on a raspberry-pi

I am new to raspberry pi, and not very comfortable with linux. I am facing issues with WIFI dropouts and searching led me to this article: ...
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1answer
27 views

Can I ping a host that has disabled the ICMP Ping option?

I need to know if it's possible to compare and test how fast is an IP (ie: any web or game server) relative to my location (in terms of network latency), even if they have disabled ICMP/Ping requests ...
1
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1answer
31 views

Really slow copying a file to a win 8.1 pc over LAN, no other network issues

I have a windows 8.1 pc thats being running fine for ages. Suddenly it's unable to play videos from a network share. Digging into it I've found the following: Copying a file from any of the three ...
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0answers
23 views

Cannot connect to the server through host machine that I created in guest machine in Linux Mint

Using virtualbox I am running a server on Linux-Mint(guest) and client machine is windows-8 (host). When I try to connect to the server (which looks like http://169.254.158.126:8080) from windows-8, ...
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2answers
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Acessing samba shares on different internal network with different IP range

As you can probably see from my topography, my Raspberry Pi is directly connected to the ISP modem/router with an IP of 192.168.1.2, whereas my PC is one network underneath with an IP of 10.0.0.4. ...
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1answer
16 views

explorer or application does not resolve dns name but ping does

I made a win8pe with winbuilder everything works fine except that explorer does not resolve dns name, but it does work with ip address when try to access network server. for example, accessing ...
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13 views

Centos install using KVM stuck on trying to access install.img

Greeting Folks, I am trying to install Guest or DOMU on a remote server and every time I try is get stuck at Retrieving /install.img. I believe its a network setting but am not entrely sure. Here is ...
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0answers
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Folder Redirection on Domain Controller Win Server 2008 [migrated]

This is a long post with a few questions in it. They are all related to the same issue though, and solving one or the other will probably solve the others. I did look on superuser for similar ...