@Override
    protected void registerCommands() {
        this.commandManager = new CommandManager(this);
        BungeeCommandExecutor command = new BungeeCommandExecutor(this, this.commandManager);
        command.register();

        // disable the default Bungee /perms command so it gets handled by the Bukkit plugin
        this.bootstrap.getProxy().getDisabledCommands().add("perms");
    }
LuckPerms implementation for the BungeeCord API.
bungee/src/main/java/me/lucko/luckperms/bungee/LPBungeePlugin.java