This is the complete example config we created in this tutorial.

redux_nettuts_v2.php

<?php

    Redux::setArgs(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'display_name'    => 'Tuts+ Tutorial',
               'display_version' => 'Part 2',
               'menu_title'      => 'Tuts+ Menu Item',
               'admin_bar'       => 'true',
               'page_slug'       => 'tuts_plus_page_slug', // Must be one word, no special characters, no spaces
               'menu_type'       => 'menu', // Menu or submenu
               'allow_sub_menu'  => true,
        )
    );

    // For more details on sections visit: http://docs.reduxframework.com/core/sections/getting-started-with-sections/
    Redux::setSection(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'      => 'section_example_1',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'title'   => 'Example Section',
               'desc'    => 'This is for descriptive text.',
               'heading' => 'Setting this overrides the title argument',
               'icon'    => 'el el-heart',
               // http://elusiveicons.com/icons/
               //'subsection' => true, Enable this as subsection of a previous section
        )
    );

    Redux::setSection(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'    => 'subsectionsection_example_1',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'title' => 'Subsection Parent',
               'icon'  => 'el el-magic',
               // http://elusiveicons.com/icons/
               //'subsection' => true, // Enable this as subsection of a previous section
        )
    );
    Redux::setSection(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'         => 'subsectionsection_example_2',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'title'      => 'Subsection 1',
               'icon'       => 'el el-lines',
               // http://elusiveicons.com/icons/
               'subsection' => true,
               // Enable this as subsection of a previous section
        )
    );
    Redux::setSection(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'         => 'subsectionsection_example_3',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'title'      => 'Subsection 2',
               'icon'       => 'el el-question',
               // http://elusiveicons.com/icons/
               'subsection' => true,
               // Enable this as subsection of a previous section
        )
    );
    Redux::setSection(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'         => 'subsectionsection_example_4',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'title'      => 'Subsection 3',
               'icon'       => 'el el-bulb',
               // http://elusiveicons.com/icons/
               'subsection' => true,
               // Enable this as subsection of a previous section
        )
    );
    Redux::setField(
        'tuts_plus_tutorial', // This is your opt_name,
        array( // This is your arguments array
               'id'         => 'section_example_1',
               // Unique identifier for your panel. Must be set and must not contain spaces or special characters
               'type'       => 'Text',
               'section_id' => 'section_example_1',
               'title'      => 'Example Field',
               'subtitle'   => 'Field Subtitle',
               'desc'       => 'This is for descriptive text.',
        )
    );