When ONT receives DHCP OFFER packet with proper DHCP Option 43 to the ip-host 1 interface (WAN0 on Ethernet routers), next it configures CWMP settings.
Where: http://10.10.10.10:7547/tr069 – URL of ACS Server halny – ACS platform username HalnY*123 – ACS platform password SNType – optional parameter, available from V3.0.18 – defines the type of SerialNumber send in inform packets. Possible values:
MAC
ASCII_SN
HEX_SN
Below there is an example on Mikrotik Router Where:
172.17.61.249:7547/tr069 – ACS server IP address
halny – login
HalnY*123 – password
Below there is example on Dasan OLT Where:
172.17.61.249:7547/tr069 – ACS server IP address
halny – login
HalnY*123 – password
ip dhcp option format CWMP
attr 1 length-hidden variable value string http://172.17.61.249:7547/tr069;halny;HalnY*123;SNType
ip dhcp pool hlmgmt
network 172.25.0.0/24
default-router 172.25.0.1
range 172.25.0.2 172.25.0.254
option code 43 format CWMP
After ONT have been configured via DHCP Option 43 you may check it like below.