How can I see connections in Linux?
To get the list of all clients connected to HTTP (Port 80) or HTTPS (Port 443), you can use the ss command or netstat command, which will list all the connections (regardless of the state they are in) including UNIX sockets statistics.
How can I see all users logged in Linux?
Linux Command To List Current Logged In Users
- w command – Shows information about the users currently on the machine, and their processes.
- who command – Display information about users who are currently logged in.
How do I know if someone is using my SSH?
Use the who command. It lists all logged-in users. It’s not just SSH users, it will also list users on the console and directly-connected terminals (if you have any). For SSH users, it will show where they’re connected from.
How do I see active sessions in Terminal Server?
If you want to know which types of connections are used to connect to the remote, simply click on any column of the list, say “Status,” then right-click on it and select “Session.” The list will then show a session column with the types of connections to remote, such as console, terminal, services, or RDP, and so on.
How do I find my Terminal Server sessions?
To view all Terminal Server sessions: Right click on a computer in Hyena’s left window, select Sessions->Terminal Server Sessions. Select one or more computers in Hyena’s right window, right click and select Sessions->Terminal Server Sessions. The columns displayed for Terminal Server sessions are user-customizable.
How do I view a socket file in Linux?
You can also use the lsof command. lsof is a command meaning “list open files”, which is used in many Unix-like systems to report a list of all open files and the processes that opened them.
How do I list all processes in Linux?
To list currently running processes, use the ps , top , htop , and atop Linux commands. You can also combine the ps command with the pgrep command to identify individual processes.
How do I use tcpdump?
Getting Started with tcpdump Command Examples
- Capture Packets from Specific Interface. …
- Capture Only N Number of Packets. …
- Print Captured Packets in ASCII. …
- Display Available Interfaces. …
- Display Captured Packets in HEX and ASCII. …
- Capture and Save Packets in a File. …
- Read Captured Packets File. …
- Capture IP Address Packets.
Which command is used to see the list of users who are currently logged in?
The standard Unix command who displays a list of users who are currently logged into the computer. The who command is related to the command w, which provides the same information but also displays additional data and statistics.
How do I keep a session alive in Linux?
To do this, follow these steps:
- Start PuTTY.
- Load your connection session.
- In the Category pane, click Connection.
- Under Sending of null packets to keep session active, in the Seconds between keepalives, type 240. …
- In the Category pane, click Session.
- Click Save.
- Connect to your account and monitor the connection.
How do I find inactive sessions in Unix?
You can easily identify the inactive or idle or unresponsive hung ssh session’s with the help of ‘w command’. Once you know the session information using the w command, use the pstree command to find the process id (PID) of the idle ssh session.