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Super User Stack Exchange

Questions tagged [connection]

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.

1297 questions
83
votes
5 answers

Can the telnet or netcat clients communicate over SSL?

I would like to test client connections with IMAP over SSL, HTTPS, and other secure text-based Internet protocols over SSL/TLS, the same way I would using telnet or netcat if they were not tunneled over a secure protocol. Is there a way to get…
user553702
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81
votes
3 answers

How can I change the default website connection timeout in Chrome?

I want to change the default timeout in Chrome. In Firefox I can set the value of network.http.connection-timeout in about:config - but how can I do that in Chrome?
David
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75
votes
15 answers

Windows 10 Remote Desktop Connects with Black Screen then Disconnects

I've been having this issue since I updated (fresh install) to Windows 10 Professional. I used to connect to my computer via RDP through WAN and LAN with no issues. After installing W10 and setting up everything correctly (ports, static IP etc) I…
asansal
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72
votes
7 answers

How do I set the priority of network connections in Ubuntu?

If a Ubuntu 11.04 machine is connected to WiFi and 3G simultaneously, how do I set the priority to let the applications (browser etc.) to use WiFi first? If that's not available, it should use the 3G. Basically, I would like to set the order in…
Praveen Sripati
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68
votes
3 answers

How can I block a program from accessing the Internet?

I really want to know how can I prevent a program to connect to Internet with Windows 7 firewall? I have smart security nod32 business edition installed on my computer. should i do this job with nod or there is a way in Windows Firewall?
SilverLight
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49
votes
12 answers

Generating usage logs that prove my Internet connection is flaky

I need a way to generate reports or logs that prove that my Internet connection is flaky. My Comcast connection is very flaky but if I ask their support to send someone over it will probably work fine while the guy is here. I found and tried…
Jay
46
votes
1 answer

What happens to TCP connections when I remove the ethernet cable?

For a TCP connection, when I remove the cable and reconnect after 30-40 seconds there is no packet loss issues. But when the reconnect time is more than a few minutes all the packets are lost. I know it works with the retransmission timer running…
Input J
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45
votes
6 answers

How can I see all active connections?

My Internet connection has been slow lately, and I think it might be a possible attack. A friend has told me to use Wireshark, but it is a big install, and I do not have the time to learn how to use it. Is there an easier way to see all the…
None
30
votes
1 answer

Why aren't SD card 'contacts' uniformly placed?

As you can see above, Some contacts seem to be longer than the rest. Also, on the SD card (2nd from top) the last one seems to be thinner and also closer to the seventh pin. Why not just uniformly place all contacts of same sizes at uniform…
undo
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28
votes
4 answers

How can I script a bluetooth device to connect/disconnect?

I have bluetooth headphones which I use to both listen to music from my mobile phone and to listen to videos on my laptop. They cannot be connected to both devices at once (note here), so I have to disconnect from one device before connecting to the…
David Cook
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28
votes
2 answers

SSH is slow to make a connection

I just installed Ubuntu 11.10, and whenever I try to SSH into my servers it's very slow. Before it displays the password prompt, it can take between 40 seconds and 60 seconds. I use: ssh [email protected] Once I'm logged in, everything is fine…
joel
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27
votes
3 answers

How can I easily connect and disconnect my bluetooth speakers in windows 8?

I have a bluetooth speaker system in my windows 8.Is there any other way of connecting and disconnecting without re-adding the device with its drivers/going out of range and turning off bluetooth in windows 8?
krupal
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27
votes
8 answers

What angle is optimal for the antennas on my wireless network card?

I'm sharing a house with some friends and I'm in the bedroom right up in the attic. The router is right down on the ground floor and I get connectivity issues. I've found that if I adjust the two antennas on my network card I can sometimes get a…
Nick Brunt
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23
votes
2 answers

How do I keep my bluetooth headphones from connecting to my windows 10 machine when it's connected to my phone?

My laptop (running Win10) repeatedly "steals" the bluetooth connection for my headphones while they're connected to my phone. The only way I've been able to prevent the headphones' connection from switching to the laptop is to play some media or…
Pete
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22
votes
6 answers

Open a test TCP connection to a specified IP/Port

I'm looking for a tool that works across windows (xp through 7) that will allow me to open a TCP connection to a specified ip and port. This functionality used to exist in windows xp (netsh diag connect iphost ), but the Netsh diag commands seem to…
TheEmpireNeverEnded
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