Deliver DHCPv6-Option with autoprovisioning server IP to phone

[Yealink Support]

Do you auto provisioning phone by other methods too?

When a Yealink phone boots it will try and obtain a provisioning server address in the following order.
If RPS is enabled, then:
 Yealink RPS
 Zero -Touch
 PnP Server
 DHCP custom option
 DHCP option 66
 DHCP option 43
 Phone Flash（TFTP/FTP/HTTP/HTTPS）