@gayad The XZ000-G7 is already at bridge mode, you just need the GPON SN printed at the back of your Nokia ONT, the VLAN ID which is 100 for airtel and the WAN MAC of the Nokia ONT, printed on the back or mentioned at the dashboard of the Web UI. Follow this video
Source by Navjot Singh for the XZ000-G7 configuration.
Source by Navjot Singh for the XZ000-G7 configuration.