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0
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0answers
29 views

Can poor Internet connection affect the IO read on my server?

I'm trying to spot the culprit causing too much IO read in my server. Issuing IOTOP -ao I have come accross many httpd processes among which one caught my attention: PRIO USER DISK READ ...
0
votes
1answer
40 views

Connectivity problems on website

We've been experiencing some connectivity problems on http://www.scirra.com. Running a DNS check: http://dnscheck.pingdom.com/?domain=www.scirra.com We're getting some errors: Delegation not ...
0
votes
2answers
68 views

Best way to connect the network to the internet?

I'm setting up a small network for an air cadet squadron I help to run. We've just moved into a brand new HQ which is kitted up with ethernet ports throughout the building so I thought I may as well ...
0
votes
1answer
69 views

Windows Server 2003 not connecting to Internet

My Windows Server 2003 has two NICs, one for LAN and the other for dedicated Internet access. Suddenly, the Internet connection stopped working. It can ping itself and the hosts on the LAN. However, ...
1
vote
1answer
60 views

How can I host multiple websites from the same Windows 2008R2 server?

server running Windows Server 2008 R2 with two NICs and running IIS two Internet connections we can only get one IP address on each Internet connection. two routers we want to serve two websites, ...
0
votes
1answer
32 views

How reliable is network error data from mobile devices?

We just started using New Relic mobile for our iOS app and have been seeing intermittent spikes in network errors. The list of errors contains some self explanatory ones (not connected to internet, ...
1
vote
1answer
54 views

Windows SBS 2011 Clients Randomly Unable to Access .co.uk Domains

We are a small office with 10 client PCs and one Windows SBS 2011 server acting as Domain Controller and Internet gateway. At random times client computers cannot access Internet hosts in the .co.uk ...
2
votes
1answer
26 views

Website failover across internet connections

Requirement For a network having 4 static IP internet leased line connections linked to hosting a website. What are the current strategies one can apply to ensure high availability in case of ...
7
votes
1answer
490 views

Debugging slow transfer rate from server

I'm trying to explain this as simple but documented as possible. This is not exclusive to this server or my current ISP. I've seen the same exact issue over the years while being with different ISPs ...
0
votes
2answers
109 views

Setting up a LAN with load balanced internet

I have been looking and researching for the last week on this but haven't found anything conclusive which might apply to the situation that we are trying to solve. I have a small start-up which now ...
-1
votes
1answer
351 views

How to dedicate partial (1Mbps) out of total (2Mbps) Leased Line internet at low cost? [closed]

At this SME office location, there are two teams that want to share a 2 Mbps Leased line. Team-1 is ok with normal variable speeds, but Team2 needs to connect to remote virtualized secure servers ...
2
votes
3answers
122 views

Progressive video download in a classroom environment - how to determine bandwidth needed

Background: We need to deliver a video heavy e-learning course to a classroom of ~15 users. This video will be MP4 delivered via HTML5 video so progressive download. As from what I can gather you ...
3
votes
1answer
1k views

Automatic Proxy Configuration Script - Lab Setup Process

I have a requirement to set a test machine which utilises automatic proxy configuration using a WPAD.DAT file. This is to replicate a customer environment (that we can't use for testing) so we may ...
2
votes
0answers
111 views

I am not able to connect to my server from my leased line internet connection

I am having some troubles connecting to my Fedora server from my static IP ISP connection. Usually I can ping that server with no problems. But other times it just gives me timeout responses. When ...
0
votes
1answer
87 views

I can't access some domains from one of my three internet providers. How to troubleshoot?

I have three internet providers at my office: Telepacific (3/3Mbps), SkyRiver (12/12Mbps), and Verizon FiOS (75/35Mbps). (The reasons for three connections are outside the scope of this issue.) I have ...
-1
votes
1answer
147 views

New Fiber Installation Resulting in Slow Download Speeds [closed]

TWC 80Mbps Cisco ASA 5510 (MTU 1500) Download speeds on my Windows and Mac machines are ~200KB/sec. If I use a download manager that opens 20 concurrent connections I can hit the full 8MB/sec. I ...
0
votes
1answer
81 views

AT&T Business Class Internet Router Options [closed]

I have a situation where AT&T seems to be very uncooperative in their selection of modems (routers) for their business class DSL service. They essentially gave us only two options for modems ...
29
votes
4answers
2k views

Our wi-fi at work is ridiculously slow, will adding more range extenders improve it?

At work, we have two wireless networks (e.g., Work1 Work2); the Work2 is used downstairs and Work1 is used upstairs. However, both are notoriously slow. The connection is better when we are wired in, ...
1
vote
1answer
48 views

How to replicate the internet connection when a XP Workstation is Virtualized?

Hi here is the issue for me; We have a Workstation A which is connected to our Server B ; this workstation's sole puspose is to work as a terminal server for the outside vendor to login to the server ...
1
vote
1answer
106 views

Can not access tomcat's default page

I am quite new to Tomcat. I use win XP. I have installed Tomcat 7.0.3, started it. I have started a browser, go to localhost:8080 and I can see the congratulations page, saying that tomcat is ...
-4
votes
2answers
157 views

Windows 7 OS Cannot Access Google or Bing [closed]

A client I do web development for asked if I could help with his PC- it seems a laptop he bought on Craigslist developed a problem a couple of weeks after his latest system update: he cannot run any ...
-1
votes
2answers
331 views

Can't connect to the internet on XP - ping works, nslookup doesn't [closed]

I'm trying to fix an old laptop running XP, it was all working fine until fairly recently but it will no longer connect to the web (via Chrome, Firefox or IE). I can ping out to the IP address for ...
1
vote
0answers
32 views

What could cause a group of machines to fail loading secure web pages only when assigned certain IP addresses?

I have about 20 cloned machines running Windows XP Pro SP3. Three of the computers are experiencing an issue where clicking the 'Proceed to checkout' button from the amazon.com shopping cart causes ...
2
votes
0answers
46 views

How normal are remote connection faults and what do they mean? [closed]

Quick background: I have been having a lot of connection issues with my home network. I finally got my ISP to understand and after them checking some of the problems outside of my home I've gone from ...
1
vote
2answers
1k views

why i cannot start new ssh connections to remote server?

this question is not the same as others, who asked for that they cannot connect to server, the issue i have is that i cannot start more new ssh connections... now i am connected to remote server ...
0
votes
1answer
208 views

Ubuntu Server 12.04 configured for two seperate networks

I am trying to configure my fresh install of Ubuntu Server 12.04 to act as a entry point for two of my networks (the machine has 3 ethernet cards). The basic setup I am looking to achieve is to ...
1
vote
3answers
3k views

How to throttle your own internet connection?

I am writing a website and want to test it's speed on slower internet connections. I have the unfortunate first world problem of downloading at 100mbps, how can I throttle my own computer's internet ...
1
vote
2answers
109 views

Can an internet connection be more robust when connecting through a VPN?

During live streams some viewers experiencing problems with the stream like dropouts and artifacts although they have a 100MBit line what makes me assume the problems are caused by packet loss. ...
0
votes
1answer
63 views

Port Mapping in Windows Server

I have Windows Server 2003 and in WS virtual machine with Ubuntu server. Network: On host I have eth0 with real IP, virtual eth (192.168.0.1 - virtualbox interface), it's working in bridge mode with ...
5
votes
1answer
2k views

How do captive portal network connections work?

Internet access at hotels, airports cafes is often gated by a captive portal which forces you to a particular web page on first use, for example a payment page or some page to accept a terms of ...
4
votes
1answer
2k views

New Fiber Optic Internet Connection, want to use Sonicwall TZ200 as main router, WAN/VLAN

Key Facts: We have a new internet connection with Movistar. It is a 100/10 Mbit line. We want to use the TZ200 as our main router. The Fiber Optic router is a ONT I240 The internet router that ...
0
votes
1answer
647 views

Iptables Webserver Connection Timeout

After setting up iptables. My webserver has "connection timed out". I'm trying to setup my iptables based on what I have read is a pretty good starting point for a web server from another ...
2
votes
4answers
2k views

Downloads pause and time out frequently

I'm a new systems and network admin. My experience has been in the hardware and software of systems and servers, the network part is pretty new to me. I'm familiar with plugging numbers into network ...
0
votes
1answer
374 views

How do I get VirtualBox to use my Windows 7 host machine as a gateway? [closed]

I can't seem to find the answer to this. I have a Windows 7 (64bit) machine that is a company laptop. Company policy is very strict about adding machines to the network. I need to run a Linux ...
7
votes
5answers
888 views

Software to diagnose (ping) a network over 24h?

We've been experiencing a lot of problems with our current office's internet connection lately: slowdowns, packet losses, huge ping times, etc. (Un)fortunately, this is not happening all the day, ...
1
vote
1answer
55 views

What is typically involved on the ISP's behalf when you increase bandwidth on a leased line

We have a leased line with Virgin Media. It's a 100Mbit/s circuit but we're only currently paying/using for 10Mbit/s. We want to increase the speed and have been quoted a 10 working day turnaround ...
1
vote
1answer
86 views

When to expand a web server's unshared connection?

We have a 3 mbps by 3 mbps dedicated, unshared pipe that hosts a web server, mail server, and VoIP/web browsing traffic for 8 employees. The web server hosts a few different sites that average about ...
4
votes
4answers
5k views

How fast of an internet connection do I need for a smooth, seamless remote desktop experience?

I'm considering moving a lot of my development software onto a hosted server and getting a really lightweight laptop to do work on from anywhere by connecting to the server remotely through RDP. What ...
3
votes
2answers
360 views

request.status 12031

We develop a web application for internal use at our client sites, and it relies heavily on ajax requests. We have 20+ clients nationwide, many of whom are on the same version, and most with a high ...
5
votes
3answers
1k views

AT&T U-verse 2Wire Router - Increase session table limit?

AT&T U-verse VDSL "fiber to the node" 24Mbit down / 3Mbit up 2Wire Router Model 3800HGV-B Software Version 6.1.9.24-enh.tm The 2Wire router appears to have a limit of 1024 TCP and UDP sessions. ...
1
vote
2answers
850 views

AT&T U-verse IRC, SSH, etc. sessions dropping

AT&T U-verse fiber 24Mbit down / 3Mbit up 2Wire Router Model 3800HGV-B Software Version 6.1.9.24-enh.tm Our speed is as advertised. The AT&T internet connection is fast. The problem isn't ...
0
votes
1answer
139 views

ISA Net connection goes down periodically

Thanks for taking the time to help out. I have been working at the IT Dept of a company for the past 6 months, thus there are a lot of things I don't know and am not sure about. Yet I can verify/seek ...
0
votes
1answer
1k views

Windows Server 2003 R2 SP1: No Internet Connectivity

I've got (what I believe to be) a fresh installation of Server 2003 R2 (SP1), and while I've got perfect LAN connectivity, I can't access the Internet. I've tried pinging websites through Command ...
0
votes
1answer
12k views

Internet connection sharing windows server 2008 R2

I have one windows server 2008 r2, and that server has 4 network interfaces (3 private, 1 internet connection). I would like to share internet connection with other 3 networks. Windows server firewall ...
0
votes
2answers
721 views

Disable internet access for a single computer

In our network, we are connected to the outside world with an ADSL modem. A (wireless) router is connected to this ADSL modem, which provides wireless access to 3 laptops, and a USB connection to a ...
1
vote
6answers
1k views

How to test the connection speed of a server?

What are the techniques to test the connection speed of a server (in my case, virtual Ubuntu server @ Slicehost)? Bonus points for one liner bash command.
1
vote
2answers
194 views

What makes SSH so resilient with regards to connectivity issues?

I've rebooted the office's WiFi router and, as expected, my laptop disconnects. Once I reconnect, I notice that my SSH session never dropped. What about the SSH protocol makes this possible? Or does ...
0
votes
5answers
628 views

Computers on one subnet can't connect to the internet

I have an issue with my student computers - they can't connect to the internet. Here's the weird part: I open a command prompt and ping our gateway server, and suddenly everything is fine (at least ...
1
vote
1answer
2k views

Internet not working after upgrade to Ubuntu 10.10

I have a dedicated server which I have just upgraded from Ubuntu 10.04 to 10.10 (it was running the LTS version), and it had seemed to have upgraded successfully until I tried to access the internet ...
1
vote
3answers
448 views

Can reach server from some connections but not others

I just set up the internet at my new apartment and I can no longer SSH into my office development server or reach some links on the network. It is behind a VPN and the Cisco VPN client says its ...