public void Remove(ITerminal terminal)
{
if (terminal == null)
{
return;
}
var port = GetPort(terminal);
if (port == null)
{
return;
}
var connection = GetLastConnectionInfo(terminal.PhoneNumber);
InterruptConnection(connection);
UnmapPort(port);
port.State = PortState.Off;
port.EventsClear();
terminal.EventsClear();
_terminals.Remove(terminal);
}