METHOD FOR OBTAINING DNS AND TUNNEL GATEWAY DEVICE

摘要

The present invention provides a tunnel gateway device used for: receiving a domain name system (DNS) server address for an inner layer or outer layer service network of a tunnel configured by an automatic control server according to a management protocol; and taking its own address as the DNS server's address and sending the address to a client, or sending the DNS server address to the client. The present invention also provides a method for obtaining the DNS, and the present invention implements the DNS server distribution and obtaining of the DNS without depending on the address protocol.