• ISO model troubleshooting

    What steps do I take if I cannot download a file from the internet?

    wes1015 pointsBadges:
  • How much faster is UDP than TCP?

    How much faster is UDP than TCP for a general protocol message exchange?

    ITKE334,795 pointsBadges:
  • Can data using a loopback be packet sniffed?

    Does anyone if data that's exchanged on a local machine using a loopback IP 127.0.0.1 be packet sniffed if the PC is connected to a network? I'm trying to figure out the loopback is secure enough for exchanging data. We're using these different platforms: Windows Vista, Windows 7, Mac OS X and...

    ITKE334,795 pointsBadges:
  • Setting a network status alarm in Windows 7

    Whenever I'm using Windows 7 and I lose my Internet access, the network indicator turns yellow. Now I want to get the status in my software / set an alarm whenever I lose my connection. Is this possible? Can I get this status?

    ITKE334,795 pointsBadges:
  • What does flushing a socket mean?

    From a networking standpoint, I have some knowledge about socket selectors but I'm still have difficultly in understanding why you need to flush a socket. What does that actually mean? Do the bits remain in memory until they get pushed off? Can anybody tell me what's really going with flushing...

    ITKE334,795 pointsBadges:
  • Is IP Address filtering really secure?

    We're planning to deploy an internal application with a ton of sensitive data and we're becoming very worried security wise. I suggested to keep it on our internal network but I was vetoed. Inside of the app, we programmed it to only respect requests if they come from an internal IP address...

    ITKE334,795 pointsBadges:
  • How to manually close a TCP socket

    My partner and I currently have a Python app that opens A TCP socket that communicates with another Python app on a separate host. Every once in a while, we notice the program either errors or we kill it. When that happens, the socket is still open for some time. Every time after we go to run the...

    ITKE334,795 pointsBadges:
  • website download issues

    I have a uk based network which is having issues downloading content from websites based in USA, but can download content from the UK without issues. Different browsers/pcs also have the same issues.We can ping and resolve the website addresses for any sites. The site was working for several years...

    it4offices15 pointsBadges:
  • Best tool to view HTTP response headers

    Does anybody know of the best way to actually view HTTP response headers from a request against a particular URL? Would Telnet be the best option? Is there another command / tool that's better?

    ITKE334,795 pointsBadges:
  • Configuring CYGWIN to use Windows Proxy infomation

    Hello, I'm using Internet Explorer and I need to figure out how to use CYGWIN for several quick scripting tasks. How would I go about configuring it to my Windows Proxy info? I have several things trying to make direct connections (pings, ruby gems, etc.) How can I get them to respect the proxy...

    ITKE334,795 pointsBadges:
  • Deciding between multicasting vs. broadcasting in LAN

    Would anyone know if there's an advantage to using a multicast group for sending messages (instead of broadcasting them to a specific port)? When it's broadcasting, computers that don't want the messages actually still receive them. Does that affect their performance / traffic? Don't the computers...

    ITKE334,795 pointsBadges:
  • How can I open a socket in Python

    I'm looking to open a TCP client socket in Python and I need some help. Would I have to go all the way through the low-level BSD socket handle or is there an easier way?

    ITKE334,795 pointsBadges:
  • Pingable IP address: What’s the easiest to remember?

    This is just in regards for our network troubleshooting problems / purposes but could someone tell us a publicly pingable host that has an easy to remember IP address? Is 127.0.0.1 the easiest?

    ITKE334,795 pointsBadges:
  • How can I detect a Wi-Fi IP address on my Android device?

    I'm trying to determine if my Android device is connected to my Wi-Fi. And if it is, how can I obtain my Wi-Fi address. I realize that ConnectivityManager can determine if the active network is a Wi-Fi network but I can't determine if the IP address belongs to the Wi-Fi network (if more than one IP...

    ITKE334,795 pointsBadges:
  • Trying to find the external IP address of my machine

    I'm trying to figure out how to get the external IP address of my machine (as a computer from outside my network would get it). The following only gives me the local IP address of the machine. Thanks! public class IPAddress { private InetAddress thisIp; private String thisIpAddress; private void...

    ITKE334,795 pointsBadges:
  • iSeries HBA Cards WWPN

    Can anybody help me to get WWPN of HBA cards installed on my system?

    qmaster1,675 pointsBadges:
  • What devices are compatible with a Micro Sim card?

    Guys, I got a question, is there any networking device other that cell phone and also tablet that I can install a micro sim so that I can share my internet? If there is kindly do share with me please.

    jinteik17,330 pointsBadges:
  • .NET application fails with my network hard drive

    I've been having a ton of trouble with my .NET application. It continues to fail when I try to run my network drive (but when it runs from a local hard drive, it works fine). I tried fixing the full trust like this: try { // Demand full trust permissions PermissionSet fullTrust = new PermissionSet(...

    ITKE334,795 pointsBadges:
  • Document flow of network consulting

    What is the document flow of enterprise-level network consulting?

    NetworkingATE1,545 pointsBadges:
  • Windows 7 must restart print spooler every morning in order to print

    We are currently deploying Windows 7 64bit PCs within our organization. Some of the computers need to have their print spoolers restarted in the mornings or else they won't print. After the spooler has been restarted they seem to print fine. We deploy printers via Group Policy from Windows 2003 and...

    erin0201215 pointsBadges:

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