Is the following description correct? MA5680T supports template mode and discrete configuration mode to configure FTTH services. In template mode configuration, use the ont-profile add command to configure the ONT.

All H.248 commands require the receiver to send back a response.
Which of the following messages can be used to respond?

If there are multiple set-top boxes under an ONT (for example: HG850) watching a multicast program at the same time, which of the following functions can be enabled on the OLT for the ONT multicast user to ensure that when one set-top box switches channels, other set-top boxes.
The programs you watch are not affected?

Which of the following are the most common services that belong to triple play access?

If the GPON optical module type is Class C++, the value of its overload optical power (saturated optical power) is?