Regarding the Huawei HoloSens IVS1800 interface, which of the following descriptions is correct? (Multiple choice)

A city wants to establish a video site along the coast. This area is remote, and the network conditions are poor and there is no wired network coverage. Which network access method is appropriate?

A coastal road is 200m away from the coast. Now I need to install a batch of video sites, which of the following pole types should I choose?

Huawei HoloSens IVS1800 stand-alone deployment networking mode can be directly connected to the display through HDMI cable or HDMI to VGA cable, without a separate PC.

What are the common installation methods of bolt and tube machine? (Multiple choice)