As long as through the POS machine replacement or modification, you can make POS compatible with both network and telephone line dial-up mode.

Network POS implementation requires merchants to traditional POS machines by replacing or adapted for RJ45 Ethernet port, so that with LAN communication function, and then through line access Guangzhou UnionPay network.

DDN, SDH and other green way.

POS communication network based on Socket short connection line provides 24-hour uninterrupted connection, no dial-up connection

1, what is the unilateral account?
Once your bank account has been debited but merchant's website does not show the order payment is successful, this order is called unilateral account.
2, a common cause of unilateral produce accounts
1) you pay process because communication lines or bank system response and other issues led to the delay in page response closes the browser, thus affecting the result data to the merchant site to pay the correct transmission;
2) Your computer or browser in the payment process unexpected failure, thus affecting the result data to the merchant site to pay the correct transmission;
3) the merchant's website received net pay through the payment gateway to pay the resulting data when an unforeseen problem.
3, how to prevent the generation of unilateral account?
1) Payment before properly remember good business name, order number and payment amount to unilateral account in a timely manner in the event for you to handle;
2) in the payment process do not close your browser in order to avoid the wrong account.
3, unilateral solutions account?
A) net pay through payment gateway has the perfect automated reconciliation mechanism, under normal circumstances can be resolved automatically within 15 minutes unilateral account issue.
2) If not resolved within 15 minutes, the system will be reconciled through the end of the day mechanisms account the next morning to solve the problem unilaterally.
3) If eager to solve, you can immediately call the customer service phone or Guangzhou UnionPay Merchant Payment Network Limited 24-hour service hotline 4008 -333-222, complaint, please provide the business name, order number and bank card number.

1, Payment Gateway Tips:
Under normal circumstances, according to net pay through payment gateway or online banking payment page elements required to submit payment, it will prompt you to successful payment information;
2, the merchant's website Tip:
After successful payment, net pay through payment gateway will automatically direct you to the merchant's website; At this point, you will be prompted orders merchant's website successful payment;
3, check bank accounts:
If you do not see the above page message, through ATM, online banking or telephone banking to check your bank account information, verify that your bank card has been debited, as has been paid debit was successful;
4, unilateral posting process:
In exceptional circumstances, it may result in your bank account has been debited but merchant's website does not appear the case of successful payment orders, you can call customer service phone or Guangzhou UnionPay Merchant Payment Network Limited 24-hour service hotline 4008 -333-222, please provide your order number and bank card number.

1, the bank card balance is insufficient; 2, enter credit card is not valid or valid input errors; 3, bank card number, password or ID number input errors; 4, merchant bank card is not opened or net pay through bank cards supported within; 5 , part of the issuing bank requirements must be opened online payment feature and your bank card has not been completed; 6, bank card has expired, lapsed or loss report; 7, the issuing bank system failure or in maintenance upgrade; 8, the network communication failure.