computer:2:know

Serial to TCP/Telnet (ser2net)

 With ser2net you can map serial devices to a port.



installation:

>> apt install ser2net



how to get the usb device id:

>> all connected usb-devices are listed here: /dev/serial/by-path/



config:

>> the config file can be found at /etc/ser2net.yaml

>> <accepter> can be tcp or telnet, if tcp is selected tab and arrow keys won't work because the data is transmitted raw

>> example:

#####################################################

%YAML 1.1

---

# This is a ser2net configuration file, tailored to be rather

# simple.

#

# Find detailed documentation in ser2net.yaml(5)

# A fully featured configuration file is in

# /usr/share/doc/ser2net/examples/ser2net.yaml.gz

#

# If you find your configuration more useful than this very simple

# one, please submit it as a bugreport



define: &banner \r\n\ port \p device \d [\B] (Debian GNU/Linux) \r\n\r\n



connection: &con001

    accepter: telnet,5001

    enable: on

    options:

      banner: *banner

      kickolduser: true

      telnet-brk-on-sync: true

    connector: serialdev,

              /dev/serial/by-path/pci-0000:00:14.0-usb-0:4:1.0,

              115200n81,local

#####################################################





troubleshooting:

>> if you restart the machine the ser2net service will fail, because the usb ports are not ready on startup

>> to fix this add the following line to ser2net.service in the [Unit] section:



After=network-online.target

Wants=network-online.target





link: https://manpages.ubuntu.com/manpages/impish/man5/ser2net.yaml.5.html
Computer and IT knowledge - things to know

Serial to TCP/Telnet (ser2net)
