first

wp-admin/network/plugin-install.php

@@ -0,0 +1,17 @@
+<?php
+/**
+ * Install plugin network administration panel.
+ *
+ * @package WordPress
+ * @subpackage Multisite
+ * @since 3.1.0
+ */
+
+if ( isset( $_GET['tab'] ) && ( 'plugin-information' === $_GET['tab'] ) ) {
+	define( 'IFRAME_REQUEST', true );
+}
+
+/** Load WordPress Administration Bootstrap */
+require_once __DIR__ . '/admin.php';
+
+require ABSPATH . 'wp-admin/plugin-install.php';