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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1k views

My computer loses network connectivity every 30 minutes

My LAN connected PC loses network connectivity every 30 minutes. It has a static IP address and I've checked to make sure there aren't any IP conflicts on my network. If I'm streaming from that PC to ...
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2answers
102 views

Connections to Cotendo CDN servers are unreliable [closed]

I've been having a lot of trouble viewing certain websites - Gawker Media, DeviantArt, etc. - and through further investigation they all appear to be using a CDN called Cotendo. On my machine, and ...
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0answers
81 views

Ubuntu wireless is “connecting forever”

a few days ago I started having this problem where I would try to connect to ANY WiFi (even if it connected in the past) but it would stay connecting forever, and after a minute or so it would ask me ...
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2answers
241 views

Laptop keeps dropping connection and coming back to same screen

I have this problem, I'm trying to connect with a Windows XP laptop (Dell Inspiron) to the internet. We recently got AT&T U-Verse and all of our other computers can connect fine, it's only this ...
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2answers
448 views

test of ICMP block

In my bash scripts I have been using something like: until fping -u google.com; do echo "$0[$$] Network/DNS down?? $(date)" 1>&2 && sleep $(($RANDOM%(1 + ++trynum * 1) +1)).222; done ...
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0answers
177 views

Macbook Pro is reachable via ethernet, unreachable via wifi

edit: problem (kind of) solved. It's a problem with the wireless network. no need to answer this. Up until recently I had no issues at all. I'm not sure what changed to cause this. Here's the ...
2
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1answer
857 views

Fastest light-weight image viewer over forwarded x11 session (linux)

I have a slow network connection over which I'm forwarding x11 over ssh. I want to view images on the remote host (Ubuntu) quickly and efficiently. I'm looking for an image viewer that will take ...
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0answers
691 views

enable wireless connection in cmd line

I have a lenovo, and from time to time, the wireless connection gets turned off for no apparent reason (or maybe windows wants to save some battery for me). In order to turn it back on, I need to ...
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1answer
68 views

Windows 7 Cable Connection Rehabilitation

I recently switched the operating system of my laptop from Windows XP to Windows 7. My web-connection is such that I need to identify everytime before connecting. Since there is no automatic ...
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2answers
506 views

Why am I getting so many DSL Link Retrains

My DSL modem keeps on interrupting my normally speedy internet browsing saying that it has problems connecting. When I open the router statistics I see this: Since Reset | Current 24-Hour Interval | ...
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0answers
199 views

Connection to VPN?

Can anyone help me figure out how should I configure this VPN connection, like what should I use an any help on the configuration files? Extra information: I'm inside a LAN network and I need to ...
0
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0answers
59 views

The wireless connection could not be detected by other computer

I tried to configure router PC in my Linux Ubuntu 10.04 . I use 2 connection to connect 2 clients. The first computer uses a LAN connection and the second computer uses a wireless connection. When I ...
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0answers
67 views

Microsoft Office Professional Plus

Office programs are very slow -- like five minutes -- when I'm away from the University network unless I use the VPN to link to the network. How can I decouple the program from the network?
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2answers
902 views

NIC works at 100Mb, not 1Gb - how to diagnose?

I have a (crappy) home media server with an onboard NVIDIA MCP77 Gigabit LAN chip (under Ubuntu 10.04 Lucid). This is connected to a Virgin Media SuperHub (VMDG480) which contains a gigabit switch via ...
2
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1answer
309 views

Dynamic proxy using HTTP CONNECT

My university provides internet access through an HTTP proxy which blocks POP, SMTP, and IMAP. To circumvent this, the IT department's "Internet setup guide" suggests to use socat: socat ...
1
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1answer
56 views

Improving GPRS Internet Performance

I'm not sure if this is the right place to ask this question. But since it is related to GPRS network infrastructure and somewhat packet routing I'm placing it here. Do correct me if I am wrong! I ...
0
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1answer
41 views

Not able to access the router

Let me tell how the connection is Computer 1 (192.168.1.2 , (not static) | Internet --- Modem --- Switch -- ...
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0answers
85 views

Problems connecting to chat server in a game, maybe related to DNS or Winsock

Problem Okay, so I don't want to give away the game because it is in beta currently. But here is the scoop. I have been trolling their forums for quite some time now and quite a few people seem to ...
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2answers
283 views

Login to Remote Linux machine and chRoot preserving all Terminal Windows

Everyday I connect to a remote machine (RedHat) from my macbook (Lion). I use Terminal to connect to remote machine and then to chroot. Then I open 2-3 windows on Terminal for various files. Is ...
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1answer
83 views

Tracert Enigma, timeout x4 days, possibility of redirecting?

Odd Question here. I've run a MUD (based in OHIO) for close to a decade, and have yet to run into this problem before. Since last friday, I have been unable to connect to the mud/box. IP: ...
0
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1answer
690 views

Is it possible to connect a laptop to two WIFI connections alternatively?

I want to connect two WIFI connections with different IP's to a single laptop. I like to use those wifi connections alternatively. I am using windows 7 OS. Is there any software that works better for ...
3
votes
3answers
2k views

combine two Internet connections to download

I have two computers on a LAN. The first computer with a speed of 128Mbs and a second computer with Internet connection speed is 256Mbs. I tried downloading a 250MB file. If the first computer to ...
1
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1answer
2k views

Extremely high ping on just one computer

So, something very weird is happening to me...here are the facts: Before I moved to this place, my internet connection was running perfectly. Changed residence and ISP, internet is very-very slow ...
0
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1answer
76 views

Display and analyze the graph of a website to check its connectivity and compute properties

I would like to check several properties of the graph behind a website I own. The properties I'm interested in are: diameter, shortest path from index page, min/max/average degree of vertices, and ...
2
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1answer
348 views

Unpredictable connection to Xbox Live with Belkin F5D8235-4 v2000

I have a Belkin F5D8235-4 v2000 router, and I am not able to connect to Xbox Live very good. I have a good connection, as when downloading files I can occasionally hit up to 2 MB/s, and I can talk on ...
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3answers
843 views

Slow connection on WRT160N or WRT54G

I have a WRT160N V3. I'm getting 10Mbps from the wired connection and when I bypass it I get 18Mbps (what I pay for). The strange thing is that when I update the firmware or reset configurations it ...
0
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0answers
1k views

Cannot connect to SQL Server from another PC

I am using windows XP SP2 and SQL Server 2000. I can successfully connect to a database from the host computer via 127.0.0.1 and also with the local IP (which is 192.168.1.6). But when when I try to ...
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5answers
678 views

Is pinging a sufficient way of checking if a server is available?

My company operates on a WAN. Each of our branches operates on a certain range of IPs (192.168.0.100, 192.168.1.100, 192.168.2.100 for example). I want to monitor the connection. I've written a quick ...
2
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2answers
600 views

Frequent network connectivity loss/timeout

I have a Windows 7 64-bit machine connecting via Ethernet to an ADSL Router. The last few days I noticed that watching any online streams would stall repeatedly. I ran a continuous ping test against ...
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1answer
489 views

Zeppelin Air wireless connection through Netgear router [closed]

my laptop can not connect the Zeppelin Air (B&W) ? Please, is there somebody that can give me some decent advice ? Thanks
2
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1answer
552 views

Why would I get ''limited connectivity' (i.e. no internet access) via a home network connected to a ADSL modem?

When I power up my modem, home network and machines, sometimes the machines don't connect to the internet. Why would this be happening? Is there anything I can do to intervene? (See my setup below) ...
1
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1answer
1k views

iPhone doesn't connect to wifi unless the laptop is ON

I always thought that there was something wrong with my wireless home wifi. It connects to all the computers, printer and laptops wirelessly but NOT my iphone. Till just recently, i noticed that my ...
0
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1answer
32 views

I have just created a subnet for a local network, connecting to a standalone server on another network, now I cannot connect to the internet

I am just learning some new aspects of servers and networking. We have a network of 5 subnets that all interconnect with each-other. In order to get two computers on the subnet that we were setting ...
3
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0answers
931 views

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 ...
0
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1answer
824 views

RAID 1 - What happens if I disconnect both disks?

I'm trying to install windows on a new SSD, and I'm having problems getting it to work correctly. I've read that it's good to disconnect all other drives and do a format and clean install. Only ...
0
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1answer
168 views

Router with good Firewall for office - total of 50 computers/devices including wifi devices [closed]

I am looking for a good Office Router that can handle good firewall rules, have logs, and ca support about 50 computers/devices connected with wire and wireless. We had different models before, and ...
3
votes
1answer
839 views

What is this monitor connection?

We have an older Dell Dimension GX280, and it has a VGA output, as well as an additional video out (dedicated PCI graphics card), that looks like this: When we boot the PC, it asks to have the ...
0
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2answers
540 views

Web browsing through SSH tunnel gets stuck/clogged

I use tools like Tunnelier to log into my home Tomato router through SSH, and then use it as a proxy for web browsing, tunnel for Remote Desktop/VNC, etc. Most days it works great, but some days ...
0
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3answers
142 views

Why can't connect with second computer in same LAN and settings?

I'm trying to connect to WLAN with notebook. The notebook works fine with other WLANs. It can authenticate, signal is "very good" but it says "can't access internet". (On Windows it's small yellow ...
1
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0answers
2k views

Realtek PCIe FE Losing Connectivity in Win 7 Home 64-bit

I am having an intermittent problem with my network connection dropping out for no apparent reason. When it drops, I still see the lights blinking on the NIC card, but cannot pass packets even to the ...
0
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1answer
181 views

Any ssh options or ssh client that is tolerant to network failure?

Here is my scenario I run a VPN client to initiate connection to my corporate network. The VPN will disconnect every 24 hrs. I can reconnect immediately. I initiate ssh sessions to some servers ...
0
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0answers
97 views

Router maintains connections, but will not transfer data

My router losses its connection to the internet, somewhat, several times a day. It doesn't lose any connections, but it will not transmit data. For example, instant messengers and games will continue ...
1
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1answer
1k views

Router slowing my connection?

I have a Linksys WRT54G and I pay for a 12Mbps connection. I've been testing my connection using speedtest.net for many days and always get 8Mbps. I called the support and they told me to bypass the ...
0
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2answers
752 views

The Remote Desktop Connection in Reverse

I want to establish a Remote Desktop connection with my friends who lives in Dubai, All i want to do is, instead of me sending him the connection request he should send me the request but he shouldn't ...
0
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2answers
2k views

Internet connection is so bad on my linux mint, but good on windows 7 and windows xp and on mobile, why?

I dual booted my xp, installing linux mint, My connection is so bad on my linux mint, but good on windows 7 and windows xp and on mobile. speedtest.net results on my linux mint 12 Ping: 200ms ...
1
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1answer
798 views

When pinging, the ping responses come from random domain names, but the same IP address?

When I ping a site, I get ping responses from random domains. You can see this in the paste below. I started a ping, and surfed around a few sites, and the domain keeps changing. I've also observed ...
1
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2answers
946 views

Connectivity good between VMs, but no connectivity between host and VM

I have a strange situation where connectivity (ie ping, access shared folders and services) is fine between virtual machines, but not between the host and the virtuals. I've been using Hyper-V almost ...
0
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2answers
624 views

USB camera to Fast Ethernet

I have an USB camera from Microsoft that is too far away from the computer(10 meters along the wall) that I want to connect to. And as we know that the maximum length of an USB 2.0 cable can be 7 ...
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1answer
855 views

How can I find out why the internet connection speed in our LAN is so slow?

The internet connection speed in our LAN has been slow down for several days. Is it possible that a virus is the cause of that? How can I detect the cause of this low speed? EDIT : I closed ...
6
votes
6answers
6k views

Windows periodically disconnects, reconnects to the network

Update 2012-03-27: It might be the physical connection from my cable modem to my provider. The cable provider says he's seeing disconnects of the modem, and they're sending a technician. (Also, please ...