Make sure that the SIX card terminal is connected in the same WLAN as Paymash.
The terminal must be set as "PinPad" by SIX. Only then can it be connected to Paymash.
Set up initial commissioning and WLAN/LAN according to the instructions
log in at https://app.mypaymash.com/ and go to settings → payments.
create a payment method called "Terminal SIX". The upper and lower case letters must be correct.
Click on "Add" in the Paymash settings under "Terminal SIX".
Enter the terminal IP address (in the bottom line) and confirm with "Save".
Payments can now be made using the "Terminal SIX" payment method
Paymash: Terminal termination
Click on "Daily report" in the Paymash menu and click on the terminal symbol with the designation "Closing".
You can now print out the terminal contract.