Use SSH to log in to Ubnt, and then execute the following instructions to modify the corresponding parameters to your own.
configure
set service dns dynamic interface pppoe1 service custom-oray host-name oray完整动态域名
set service dns set dynamic interface pppoe1 service custom-oray login oray用户名
set service dns set dynamic interface pppoe1 service custom-oray options script=/ph/update,ssl=no
set service dns set dynamic interface pppoe1 service custom-oray password oray密码
set service dns set dynamic interface pppoe1 service custom-oray protocol dyndns2
set service dns set dynamic interface pppoe1 service custom-oray server ddns.oray.com
commit
save
