When configuring IPTV services on the U2000, what templates are included in the IGMP templates?

(Multi-select) Query ppPOE simu-lation results on the MDU side as follows
From the query results, it can be judged ()

(Radio) When the invitation message sent by user A reaches user B after passing through server C, D, E, the
message received by user B is VIA. The server address of the field information record is in descending order.

(Single)When you configure the HUAWEI NETWORK MANAGEMENT U2000 for FTTH IPTV service
access, which of the following templates needs to be configured ().

The auto-discovery methods provided by sight are by network segment mode, ARP mode and routing mode.
At the same time, you can create a network segment or IP address of a device that does not need to be
connected as an exclusion list. Automatically skips the network segment or IP address configured in the
exclusion list during self-discovery of devices.