What business does the sight letter of credit apply to?

Guangfa's SMS instant messaging refers to the official SMS service of Guangfa Bank.

IP Telephone Gateway (ATA) is an analog-digital adapter, which can be used for ordinary telephones. ATA is developed to realize voice communication in broadband IP network. It can realize high-quality voice communication under the lowest broadband condition, and can be easily installed in simple and complex network environment with or without public IP address.

In the same network, an IP address can be used to connect multiple voice gateways. In network and telephone applications, ATA has rich functions, such as broadband router function, DHCP service, point-to-point call and so on.

GW-04 is a device integrating VoIP, broadband router and ordinary telephone converter, and it is the best choice for broadband network telephone providers. With the voice gateway, you can easily use VoIP without a computer as long as you have a broadband network.