First time like this (Diablo 2)

how to deal with it

You just started the computer, just started the game, trying to log in and it doesn't come in?
If not, try restarting it first.

If it doesn't help: how is the Internet connected? Router or direct connection of one computer to the wire? Some antiviruses with firewalls are installed, maybe they have d2 banned?

firkax
corrected itself thanks for the answer

You think that by itself ...
And if the firm had not written a comment and saved you! Your computer would have burned out altogether, perhaps

I fixed the remote control, I made my way through the firewall, I called the provider - and he himself, by himself; C

Took the question for personal control, so to speak