What's meaning of cold wallet and hot wallet?
Can anyone make some screens for running a node?
Multinodes is possible?
Hot wallet - runs continuously, has a dedicated IP, and is available from the Internet to connect, turn off its more than 1 hour and turn off the node. Cold wallet - is used to control and the accrual coins.
1 node - 1 hot wallet
In the cold can have an unlimited number of nodes.
With sufficient hardware capacity (CPU + memory) and channel bandwidth internet, yes, there is a possibility multinode settings. By running multiple copies of the hot wallet.
But rule 1 node - 1 hot wallet remains.