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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28 views

show dynamic ssh tunnels on server

SSH offers a cool feature via -D option to create dynamic destination tunel over ssh connection. Is it possible for me as a server admin (e.g root) to get a list of these tunnels that users created ...
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0answers
108 views

How to disable a pc to connect to internet with usb modem

I want to make a configuration in a computer in order to make it unable to connect to internet with modem. I've tried to give it a static ip adress but it works only with WIFI connections. Have you ...
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2answers
5k views

How to fix the slow DNS lookup and long time in “connecting”? win8.1 and chrome

Here is a video about how my requests are queued up in Chrome and how much time it takes. It is amazingly slow: More than 3s just for a DNS lookup Around 20-30 seconds to load a page and also fails ...
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1answer
58 views

One network, two macbooks, one is fast and the other is slow

I really need help for my friend. I know next to nothing about computers. My roommate and I both have macbook pros from the same year running OS X, are both connecting wirelessly to the same xfinity ...
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0answers
64 views

Where can I find an list of explained Event ID's for Windows Event Log? Which one corresponds to network state changed?

Where can I find an list of explained Event ID's for Windows Event Log? Which one corresponds to network state changed from "internet" to "limited connectivity"? I am in need to reconnect ...
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2answers
272 views

Computer causes internet loss on other devices

I have a switch that is directly connected to my modem. attached to this switch are a computer, PS3, PS4 and a NAS. They all have been assigned static IP addresses. My problem is the following: ...
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1answer
285 views

Internet connection speed higher after midnight

In the last few weeks I've begun noticing that my internet connection speeds up noticeably after midnight. In fact, it is only past midnight that I am able to download at high speeds (700-800 KB/s ...
2
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2answers
532 views

How can one Wi-Fi laptop spoil the network for everyone else?

Lately, our internet connection output can vary from a whopping 12-13 Mbps flow, but other times it becomes utterly impossible to connect. And I've noticed that the latter case happens when my brother ...
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0answers
313 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
54 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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0answers
106 views

HP Premium Digital Headset not detected

I recently bought a HP Premium Digital Headset, a usb-headset with mic. Now the problem is that my computer sees it as an unknown device. I am therefore not able to use my headset. So my computer ...
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1answer
139 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
52 views

Zoom 5143j modem disconnects from cox

It seems that we lose connectivity to cox and the zoom modem does not automatically reset itself without us pushing the reset button or disconnecting and re connecting power. We are always able to ...
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0answers
44 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
104 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 ...
-1
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1answer
328 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
77 views

Socket connection drops on JDK 1.7

We have 2 server, first (old one) with Windows 2003 server x86 and JDK 1.6 and second with Windows 2008 x64 and JDK 1.7, We run actually same application, has wrote in Java, which is trying to keep ...
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0answers
47 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
644 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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0answers
58 views

Home router/bridge connection problems

At home I have a Dlink DAP-1525 Wi-Fi extender which I have been using as a bridge to my desktop. The extender and the desktop are located in my office and they are connected via an Ethernet cable. ...
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0answers
28 views

How to allow multiple users to access Internet Information Services Manager

I have a network that at the moment consists of 2 domain controllers, and 2 web servers (all machines have Windows Server 2008 R2 loaded. I am using IIS 7 to hot the web sites. The initial set up was ...
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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 ...
0
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1answer
162 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
605 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
68 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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0answers
44 views

View computer program/Internet connection history

How do I view the history of all programs/Internet connections run/created on Windows 7 64bit? I have a server, and I need to view client logs to find out averages on my server
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1answer
521 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
851 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
5k 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
49 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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0answers
21 views

Two (non-concurrent) connections on one modem?

Is there a way to store two ISP connections on a modem/router so that it can be switched between them easily? (The only option I've found to change a connection is to insert the new username and ...
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0answers
38 views

Wifi stays connected but internet discontinues on all applications

My operating system is Windows 8.1, I have an ASUS Q600 Laptop. This is the only device to do this in my house. I use DD-WRT on my router if that matters any but I've never faced an issue like this ...
0
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1answer
675 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
739 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
53 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
9 views

how to detect to which web server an application connects to

There are some application which connects to internet from time to time in order to get some data even it is a offline type app. How to detect to which web server an application connects to? Do you ...
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0answers
33 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
180 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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0answers
30 views

Can I receive “terminal” output through USB?

I've acquired my first SoC hardware, the only direct connectors being 2 USB ports and 1 DB-9 port. I know that the latter type has been used for a long time as a terminal connector, enabling direct ...
0
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1answer
1k 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
304 views

nginx, node.js unix socket access denied

I don't understand why it refuses to connect. ls -l to /tmp srw-rw-rw- 1 root root 0 mars 4 06:26 php5-fpm.sock= srw-rw-rw- 1 root root 0 mars 4 13:30 sgtu3.kernel.sock= ...
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0answers
79 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 ...
1
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1answer
793 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 ...
1
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1answer
132 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 ...
2
votes
1answer
189 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
317 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
136 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
75 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? ...