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noslin005/socat-serial.md

Created July 3, 2025 00:51
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socat-serial.md

Socat

Receiver

socat -d -d UDP-RECV:9000,ip-add-membership=239.0.0.1:0.0.0.0,interface=eth0,reuseaddr FILE:/dev/ttyS1,raw,echo=0
socat -d -d UDP-RECV:9000,ip-add-membership=239.0.0.1:0.0.0.0,interface=eth0,reuseaddr PTY,raw,echo=0,link=/tmp/virtual-tty
socat -d -d UDP-RECV:9000,ip-add-membership=239.0.0.1:0.0.0.0,reuseaddr SYSTEM:'tee /dev/ttyS1 > /tmp/mirror'

Sender

socat -d -d PTY,raw,echo=0,link=/dev/ttyS1 UDP-DATAGRAM:239.0.0.1:9000,interface=eth0
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