Oct 12, 2019 · In this example, we are going to check whether the port 22 is open or not on the remote Linux system. If it’s success then you will be getting the following output. # nc -zvw3 192.168.1.8 22 Connection to 192.168.1.8 22 port [tcp/ssh] succeeded! Details: nc: It’s a command. z: zero-I/O mode (used for scanning). v: For verbose. w3: timeout
On my computer, I am running Windows XP. I use BitComet 1.27. It shows that my 'listen port' is blocked. I am very knowledgeable in the area of computers, but I have no idea how to do this. I am not sure if it a computer or modem setting that needs to BitComet Says my listen port is blocked? | Yahoo Answers Feb 24, 2008 How to Check Open TCP/IP Ports in Windows Jul 03, 2017 How to Find Open and Blocked TCP/UDP Ports
Know which ports to block on your firewall
Port blocked for Bitcomet - Kaspersky Lab Forum: Archive Apr 17, 2010 SMB sharing not accessible when TCP port 445 listening in
Jun 10, 2008
When you are connecting to a named instance through a firewall, configure the Database Engine to listen on a specific port, so that the appropriate port can be opened in the firewall. Because port 1433 is the known standard for SQL Server, some organizations specify that the SQL Server port number should be changed to enhance security.