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  • Does anyone know of a workaround for closed ports?

    I've been teaching a programming class at a high school and I'm working on giving them a networking project for their final. I figured out what I want to do but the problem is that all the ports at the school are closed and they've already told me that they're not going to open them for me. Does...

    ITKE54,830 pointsBadges:
  • Is there a way to look at a specific port using a command line?

    Hi everyone! I'm looking for a way to examine the status of a port using the Microsoft Windows command line. I know there's NETSTAT that examines all ports but it's really slow so I want to look at one specific port.

    ITKE54,830 pointsBadges:
  • What is Port 443? Why do SSL VPNs make use of it?

    I am setting up a Web SSL VPN for remote access across my WAN. Can someone explain why SSL VPNs use Port 443? Can I use any other port?

    SearchEnterpriseWAN500 pointsBadges:
  • Do we need trunking or a router for inter-VLAN communication?

    Do we need trunking or a router for inter-VLAN communication?

    Sydwell5 pointsBadges:
  • Is it really necessary to block outgoing ports?

    I've been told that when I'm setting up my home network, I should make sure that all outgoing ports on my router should be blocked, although I should allow certain ones to open to support HTTP, HTTPS, etc. This even though I have a firewall in place. But is this really necessary if every computer...

    ITKE54,830 pointsBadges:
  • Medium and ports

    Hi, I was wondering and hoping that anyone can answer my question. What medium and ports can be used for connecting a PC-to-PC? A PC to Switch connection? Switch to Switch connection? Switch to Router connection?

    Sandalvincci25 pointsBadges:
  • Port 49157 weakness

    1. What ports are open when firewall is on and what ports are open when a firewall is off? Or how can I find out other than using netsat command? 2. What vulernabilities are your system exposed to when Port 49157 and 59787 are open?

    Dubya10 pointsBadges:
  • Ports

    What are the reserved and dynamic ports ?

    MisIT5 pointsBadges:
  • Where can I get a list of commonly used port such as port 80?

    Where can I get a list of commonly used port such as port 80?

    Pacsanalyist5 pointsBadges:
  • How to set QoS for users connected to ever-changing switch ports

    We have a large enterprise network based primarily on Alcatel-Lucent switches that support QoS, and we are implementing video-conferencing based on Polycom equipment. Setting QoS on switch ports for Polycom appliances is not much of a problem, but we are about to roll out video conferencing...

    NetworkingATE1,545 pointsBadges:
  • How to see if my Nmap tcpwrapped port is open after a GFI LANguard scan

    I ran Nmap 4.0 and GFI LANguard GFI LANguard Network Security Scanner (N.S.S.) on a Windows 2003 server and noticed that the FTP Port 21 is open but tcpwrapped. How do I check further if Port 21 is indeed open? I've checked the IIS6.0 and the Windows Add/ Remove program section there's not FTP...

    NetworkingATE1,545 pointsBadges:
  • Adding a hold queue and a print queue in XP

    How to add a hold queue and a print queue in XP. I've done this by configuring the LPR port in the port properties of the print queue. But for some strange reason I can't remember the stesps now.

    Lotus555 pointsBadges:
  • Port knocking tools

    Anyone have a favorite tool they've used to implement port knocking or a similar stealth access scheme? (I have a few tools bookmarked, but would like to hear of first hand experiences.)

    Chunter110 pointsBadges:
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