Automatic DNS Failover

Utilizing the SmartDNS technology one has the ability to automatically fail over DNS responses from affected links to unaffected links. Using SmartDNS technology, the interface and the network mapping table, which is also a filtering table correlating the physical interfaces to logical subnets on a per link basis, hypothetically if for some reason a link was taken down, it would filter away all of the affected IPs on a DNS basis so that none of those affected IPs would be advertized.

Automatic DNS is a solution that allows that provides for seamless failover or IP traffic by DNS resolution.