PAX terminal - Reverse RNDIS Integration (MicroUSB)



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Available on A80 only - please reach out to the Nuvei Support team if required.

Pre-Requisite 

  • Linkly latest PA solution is installed on the terminal  

  • Please ensure latest Firmware and Customer Resource package is installed correctly. 

Terminal Model 

Firmware version 

Resource package version 

A80 

PayDroid_10.0_Cedar_V17.2.22_20240531 

A80_PayDroid_10.0_Cedar_customer_res_PSAULISE00_V1.00_20240531 

POS machine has the Ethernet connectivity  
  • Terminal and POS machine is connected via the Micro USB 

  • Terminal should be charged via power cable. 

  • Please ensure WIFI and Ethernet is disabled on the terminal 

Setup  

  • Function Introduction 

  • The RNDIS Reverse application is the device itself as a USB slave, sharing the host network through USB. Hosts include Windows hosts and Linux hosts. Previously supported models are A35, A80S.   

  • To use the RNDIS Reverse function, you need to switch the device to the RNDIS Reverse mode in either of the following ways. 

  • To retrieve the below screen, go to Menu >settings > USB preferences in the terminal. 

  • Please ensure terminal is powered on and USB Mirco is connected to terminal.

  • You will need to know the password sequences to exit both linkly and pax manager code to enter the settings menu.

image-20241030-233631.png

 

POS configuration 

Windows Host Configuration   

Once Reverse RNDIS sharing has been enabled on Terminal, it will appear on the POS via Device manager

  1. Connect the A80 to the host and switch to RNDIS reverse mode. 

  2. After the connection is complete, the following usb virtual network card devices will appear in the device manager: 

image-20241030-234116.png

 

Next stop, Network Connections , Reverse RNDIS will appear:

image-20241031-000407.png
 

Notes:

  • The Ethernet connection will change from POS to POS, it will not always be Ethernet 5 per above, but will be tagged as the Remote NDIS Based Internet Sharing

  • The POS Connection will be the incoming Ethernet connection

  • The POS may also show a Wifi connection.

 

2.2 Network connection 

Find Network Settings / Change Network Adaptor Settings

  1. Configure the host's network card to be shared (incoming POS ethernet)

  2. Right-click the Ethernet network card properties in the network connection interface, as follows in steps 1, and 3 named:  image-20241031-000800.png

Note: Some OS will name the port sharing to, some will not name the port. Ensure Sharing is ticket.

  1. Configure the USB virtual NIC / RNDIS Network .   

  2. Right-click the virtual network card properties in the network connection interface as follows:   

    Available on A80 only - Refer to Provisioning & Logistics team for assistance if required.
     
    image-20241031-001334 (1).png

     

  3. Left-click and double-click the red box above, as follows: 

    The IP address is fixed at 192.168.42.1, the subnet mask is set at 255.255.255.0, and the DNS is not required. 

  4. Confirm the POS IP and Paid this IP into the POS connect setting on the terminal per wifi set up PAX terminal- Terminal Integration - WIFI

 

Troubleshooting: 

  1. While changing the IP address on the POS machine under Internet Protocol version 4 (TCP/IPv4) if you get notification popup as “The IP address you entered is already assigned to another adapter” and Terminal shows “Connecting to POS”  

Then it means the IP address is not changed. To confirm if the IP address is changed or not go back to network and adapter screen, refresh and then check the IP address. 

 

If IP address is not changed, please then perform below steps. 

  1. Go to Command prompt 

  2. Type set devmgr_show_nonpresent_devices=1, and then press Enter. 

  3. Type start devmgmt.msc, and then press Enter. 

  4. Select View, and then select Show Hidden Devices. 

  5. Expand the Network Adapters tree. 

  6. Right-click the dimmed network adapter, and then select Uninstall. 

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