All connections, wired, wireless, internet, intranet, and cable fall under this category. Use this tag if your issue involves establishing, maintaining, adding, or removing connections.

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347 views

pc monitor not recognized anymore with hdmi connection

Problem: my monitor (asus vk228 series) suddenly stopped being recognized by my laptop (msi gt60) when im using a hdm connection. vga connection works. furthermore every piece of hardware seems to be ...
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1answer
67 views

Concurrent VPN connections in the VPN Router

I am planning to procure a Cisco RV042 VPN Router, here are the specifications for the same. How to figure out the number of concurrent VPN connections possible by looking at the specifications?
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1answer
178 views

Wifi connection is excellent. No internet. All devices and laptops work except desktop with vista. Help please

Wifi is excellent. No internet access on desktop with Vista. Devices and laptop work fine. Wires are secure. Please help.
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0answers
53 views

Mimicking a bluetooth disconnection

I've written a program to control a bluetooth device. I'm trying to test cases when the bluetooth disconnects, i.e. if its out of range. Physically taking the device out of range is one possibility, ...
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0answers
125 views

Why/how does switching devices “invalidate” the Bluetooth connection?

Sorry if the title is confusing, couldn't really come up with a more descriptive one. So I have a soundbar (Samsung HW-F450) with Bluetooth. I can and I do connect to it from my laptop to listen to ...
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1answer
478 views

How do torrent clients like Utorrent work behind the scenes? [closed]

I am looking to write my own small scale torrent client, similar to Utorrent. However I am unsure of how to even begin to establish a connection to the different seeders. Once I have a torrent file ...
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1answer
33 views

Can I start a remote connection on an other location from my own pc

I have 2 pc's. Both running microsoft remote desktop. Now I want to start a remote dekstop connection on pc 2 of pc 1. I want to do this from pc 1. Is this possible with remote desktop or any other ...
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0answers
56 views

OSX keeps showing info box “couldn't connect to server”

OSX keeps displaying a notification box stating that connection to a local nas-server failed. It's unbelievable annoying, it shows up every 30 minutes or so and I haven't even tried accessing this ...
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0answers
746 views

Windows 7 VERY slow internet connection outside of safe mode?

I have a very annoying problem with Windows 7 and its network connection. In safe mode, i get a speed test of around 12 mbps. However, in normal mode, I get a speed of 0.06 mbps. Naturally this is ...
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1answer
1k views

How can I acces my raspberry pi server from outside my network?

I've got a Raspberry Pi set up as a server. I can acces it with 192.168.1.2, because i'm in the same network. Now I would like to be able to acces my Pi from outside my network (eg school). I want to ...
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1answer
2k views

Connecting laptop to desktop computer without VGA/HDMI to share screen

Can I connect my laptop (MacBook Air) to external desktop computer (HP) without using VGA or HDMI since my Desktop computer has only USB port? My ultimate goal is to represent laptop screen on my ...
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1answer
213 views

Slow download speed with Windows-based http server?

I've set a Windows 7-running computer with HFS (http://www.rejetto.com/hfs/) in order for me to access some of my files through the internet. The machine in question is connected via 100 Mbits/s line ...
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2answers
915 views

What might these connection attemps mean?

Yesterday I opened a port on the router, forwarded to LAN IP 192.168.1.201 and blocked the ADSL company password to access the router. There is no other open port on the router. This log is from the ...
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1answer
75 views

Connected but not connected to internet

This seemed like the best stack exchange site to post this question. I have an HP dv6 laptop running 64 bit windows 7. I use an Ethernet cable to connect my computer to my university's provided ...
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1answer
774 views

slow internet until I switch IP addresses

I'm having a weird slow internet issue from time to time. I'm not sure if it's the problem with my wireless router or ISP or what's going on. Here's the symptoms: From time to time, my internet ...
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1answer
1k views

Arris TG862 - “Connected Devices” page blank or No Data Received

I have an Arris 862G modem/router from Comcast, and have recently been giving static IPs to various devices in my home network. However, after assigning a static IP to one of them (a Surface RT, if ...
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1answer
7k views

VPN Error “attempted VPN tunnels failed” (Windows 7 IKEv2)

I try to set up a VPN connection to my workplace following the clear instructions from HERE It fails to connect returning an error 800: "The remote connection was not made because the attempted ...
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1answer
57 views

Can't log into ArrisDG860 router

I'm having a lot of trouble accessing the router login page, looking for some suggestions/assistance. Several resets, several 30, then 60 second resets, power on, power off, no ability to edit the ...
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1answer
873 views

Qnap NAS FTP server connection timeout when trying to transfer file

I just got a new ASUS router and am having trouble with the FTP service on my Qnap NAS, that had previously been working great on the old router. I can connect to the FTP on the internet-facing IP ...
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2answers
919 views

How to disconnect/connect ADSL modem connection to ISP by command? (Windows 7 SP1 x64)

I want to write that command in a .bat file and run it by windows scheduler at certain times of night and morning. (for example: open connection at 23:00 and close it again next day at 9:00 ...
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0answers
56 views

Repeatedly having connection drops on cable

this is my first question but one that has been puzzling me for some time now. I have a cable internet that works perfectly, except for the fact that every few minutes it loses 6 packets and so drops ...
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0answers
36 views

“New connection” on Windows

I have Windows 7 installed in my laptop. When I pluged eithernet to my router at home, Windows name the adapter as "Local Area Connection", when I connect my laptop at office, it name the adapter as ...
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0answers
226 views

Disconnects during downloads/buffering

I recently got different connection to the Internet. It is via 4G, provided by Optimus. Now when I am downloading something, approximately after downloading 100MB, the speed goes all the way down to ...
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1answer
2k views

Sometimes web pages doesn't get loaded

I've a fiber connection of 50 Mb/s at my home. The fiber connection is hooked up to the router/modem box of my ISP. But I've disabled the ISP's router/modem's WLAN function through it's dedicated ...
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0answers
95 views

Chromecast factory reset improper functioning

My Chromecast device does not get into an AP mode, but keeps searching and trying to connect to a network. Even after factory reset, the problem does not go away. The setup page always shows ...
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1answer
1k views

Getting connection timeout when using sendmail

I’m using CentOS (basically): $ uname -a Linux sandbox.my-domain.com 3.4.76-65.111.amzn1.x86_64 #1 SMP Tue Jan 14 21:06:49 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux and trying to send email using ...
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1answer
148 views

Two Linux PCs sharing One Tethered Connection

I've got two ubuntu PCs and one Android tablet. Android tablet tethers via usb with PC1. I'd like to connect the PC2 with PC1 so PC2 also becomes able to access the internet. Moreover it should also ...
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1answer
206 views

Making SSH connection to Centos 6.5 VM takes ages

I installed Centos 6.5 in a Virtual Box VM. Everything works smooth, except for SSH logins. It takes ages for the command prompt to display. With some verbosity added: debug2: kex_derive_keys ...
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2answers
423 views

Block incoming traffic to the specified IP behind the router

My goal is to emulate network disconnection for a video streaming server behind the router in LAN network. The only restriction which i have that this settings could not be executed on video server ...
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0answers
154 views

Canon printer constantly forgets wireless network

My Canon PIXMA MX522 wireless printer constantly needs to be reconnected to my wireless network. Pretty much every single day I have to climb under my desk, hold down the router connection button, and ...
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0answers
84 views

Inactive wireless -> disconnect, why?

My computer disconnects from the wireless Internet whenever I'm inactive for like 5 or 10 minutes. How can I fix this? Do I have to change some settings in my phone/computer (ping)? How to do that? ...
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1answer
1k views

It takes my computer a long time to establish connections with websites

I recently moved to a new house, got a new computer, and upgraded from Win7 to Win8. When I go on a webpage, the browser goes into the white loading screen for about 5-10 seconds, then everything ...
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1answer
267 views

Why is it that I can ssh in but not out?

Why is it that I can ssh into another server but when I tried to ssh but it goes into timeout and failed? ubi@xserver: ssh lil@yserver Password: Last login: Thu Jan 30 16:10:39 2014 from xserver ...
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0answers
34 views

Win 7 Connection keep change and Reset user costumization always fail

I am running Windows 7, I don't have any visual studio in my laptop. Every day after starting up my connection change to using proxy. some times change into automaticly will only last for several ...
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1answer
298 views

Acer D-257 Netbook Need network drivers only using Flash Drive (Windows 7)

Is there a link where I can just download the network drivers, for me to then put it on a flash drive? I believe its an Acer D-257 Netbook 500GB, running on Windows 7 Home Premium. Everything works, ...
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3answers
569 views

Allow Windows 7 laptop to connect to multiple networks with different configurations using single ethernet port

I use my Windows 7 laptop at work and at home. At work, I connect through the network, and must specify a static IP, gateway, and static DNS servers. At home, I can connect using automatic ...
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0answers
29 views

Weird Network Issue…I have no clue what to do next

Last year I had a very weird issue that every few hours I would get huge pings(1700ms+) and my 15mbps connection would to like < than 1 mbps download and like 0.25 Upload. All devices on my network ...
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0answers
75 views

Connection refused to my remote server

I rented this server, and I had connection with it with no problems through SSH. A friend of mine suggested trying to restart the server, because it'll definitely happen in the future, and I should ...
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1answer
316 views

FTP client sends a wrong PORT command

I have a Windows 7 machine connected to 2 subnets, with IP addresses 10.0.0.241 and 172.17.240.94. On this machine runs a 3rd party java application that internally launches an FTP client session, ...
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2answers
69 views

Physical reset button on Wi-Fi router case vs. reset settings in web-based router GUI

Can somebody confirm to me whether physical reset button on Wi-Fi router case & reset settings option in web-based management GUI do the same thing? I'm interested in general (for most of devices) ...
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1answer
3k views

Asus DSL-N12E router frequently drops Wi-Fi connections

I have a Asus DSL-N12E router (DSL uplink + router + Wi-Fi AP) at house, and on average 5-10 devices which connects to it with Wi-Fi. Frequently different devices reports they lost Wi-Fi connection. ...
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2answers
496 views

Establish a connection without port forwarding

With port forwarding, anyone can turn a computer into a server and use it to accept direct connections from any other computers on the internet (of course there's some server-side code running). ...
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0answers
543 views

how to kill a tcp connection in solaris operating system?

A client program connects to my server program written in JAVA via TCP connection (ServerSocket). I want to close the TCP connection between these two programs with a Solaris command or tool for ...
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1answer
2k views

Pinging default gateway and DNS over ADSL connection failed

My ADSL modem lights are on. When I run diagnostics from my router's IP address it cannot ping the default gateway and DNS. I contacted my ISP ,they say that there is no problem on their end. What ...
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0answers
1k views

Laptops on wireless network can's see each other (ping, rdp, net use, etc)

Asus RT-N66U set up as Router using WPA2-Personal All clients (laptops) connect using 2.4 GHz to same wireless SSID (all 255.255.255.0 subnet) Problem: None of the laptops (all Windows) on my home ...
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1answer
173 views

Mouse connection to an ACER Aspire 1830T

I am trying to connect my Apple wireless mouse to my ACER Aspire 1830T and I have looked so hard for the answer but I cant seem to find it. I have looked into the handbook asked computer geeks ...
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1answer
2k views

uTorrent 3.3.2 seeding status - peer connected but not uploading

I have installed new stable version of uTorrent 3.3.2 and have some weird issued by uploading to peers. Port is opened and forwarded (green check icon) same settings as in old 2.2.1 but users can't ...
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1answer
43 views

Remote pc connection

I need to connect to a remote pc from my desktop. My goal is to use an SSH connection to control the remote pc with my desktop. The remote pc and the desktop are in two different networks (behind a ...
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1answer
147 views

IPTV malfunctioning when my bridged connection is active

I am using an ADSL connection, and i have set up a bridged connection in my room, because the main receiver/router is in the living room and the wireless signal is weak. When the router in my room is ...
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0answers
25 views

Wierd connectivity problems

I'm having some quite confusing problems with the network. First of all, all of the computers can access the internet and mapped drives and so on, the server can ping any LAN computers IP, the ...