DrayDDNS

 Since firmware version 3.8.7 on DrayOS models, and 1.4.0 on Linux models, a totally free DDNS service - DrayDDNS is provided to every Vigor Router. Each device can register for one hostname at the domain drayddns.com, it works for all the WAN interfaces, and only need to renew once a year. This article will demonstrate how to set up the DrayDDNS service on your router.