Socat

Send data from stdin to 192.168.0.10:80 over TCP and show response

socat - TCP:192.168.0.10:80

Listen on port 8080 and forward traffic to 192.168.0.10 at port 80

socat TCP-LISTEN:8080,fork TCP:192.168.0.10:80

Create a simple TCP echo server on port 9000

socat TCP-LISTEN:9000,reuseaddr fork EXEC:/bin/cat

Relay traffic between ports 1234 and 5678 on localhost u

socat TCP4-LISTEN:1234 fork TCP4:localhost:5678

Read input from the terminal and send it to UDP server study-notes.org#

socat STDIN UDP:192.168.0.10:5678 Dan Nanni

Serve a file over TCP. Connect to port 8081 to read the log file

socat TCP-LISTEN:8081,fork FILE:/path/to/output.log

Receive data over TCP at port 6000 and append it to a local file

socat TCP-LISTEN:6000,reuseaddr OPEN:/path/to/file,create,append

socat TCP-LISTEN:7000,fork /dev/ttyUSB0,b115200,raw Forward TCP traffic on port 7000 to a serial device at 115200 baud rate

socat UNIX-LISTEN:/tmp/mysocket,fork EXEC:/bin/cat Listen on a UNIX socket and echo incoming data

socat TCP4-LISTEN:12345,fork,delay=500ms TCP4:localhost:80 Introduce 500ms delay to forwarded traffic between ports 12345 and 80

socat - OPENSSL:example.com:443,verify=0 Connect to example.com on port 443 while disabling certificate verification

socat OPENSSL-LISTEN:8443,cert=server.pem,verify=0,fork EXEC:/bin/cat Listen on port 8443 over SSL/TLS as a simple SSL echo server

socat TCP-LISTEN:8080,fork OPENSSL:www.example.com:443,verify=0 Listen on local port 8080 and forward traffic to example.com over SSL/TLS

socat OPENSSL-LISTEN:8443,cert=test.pem,verify=0,fork TCP:localhost:8080 Accept SSL connections on 8443 and forward them to non-SSL 8080