---
title: "Verify Web Site (IIS)"
description: "This step verifies the website accessibility. To allow the script to run inside the guest OS of a processed machine, it is required that you have Microsoft PowerShell 3.0, .Net Framework 4.0 and IIS 8.0 (or later) installed on each machine for..."
canonical: "https://helpcenter.veeam.com/docs/vro/userguide/verify_iis.html"
breadcrumb: "User Guide > Appendices > Appendix A. Recovery Plan Steps > Steps Available > Verify Web Site (IIS)"
dateModified: "2026-08-26"
---

# Verify Web Site (IIS)

This step verifies the website accessibility.

::: important

1. To allow the script to run inside the guest OS of a processed machine, it is required that you have Microsoft PowerShell 3.0, .Net Framework 4.0 and IIS 8.0 (or later) installed on each machine for which you enable this step.
2. To allow the script to verify the website accessibility, the processed machine must run Microsoft Windows Server 2008 R2 (or later).

:::

You can override the following parameters for the **Verify Web Site (IIS)** step:

<table style="width:100%;" class="Blue_Table">
  <tr style="vertical-align:top">
    <th style="vertical-align:middle;">
      <p>Parameter</p>
    </th>
    <th style="vertical-align:middle; width:55%;">
      <p>Description</p>
    </th>
    <th style="vertical-align:middle;">
      <p>Default Value</p>
    </th>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Critical Step </p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Defines whether the step is critical for machine recovery.</p>
      <p>If you mark the step as <span style="font-style:italic;">Critical</span>, its failure for a machine from a critical inventory group will halt the plan.</p>
    </td>
    <td style="vertical-align:top;">
      <p>Yes</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Run Step During a DataLab Test</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Defines whether the step will be executed during plan testing in a DataLab.</p>
    </td>
    <td style="vertical-align:top;">
      <p>Yes</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Run Step During Undo and Failback</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Defines whether the step will be executed during the Failback and Undo Failover operations.</p>
    </td>
    <td style="vertical-align:top;">
      <p>No </p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Timeout</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Maximum amount of time (in seconds) for the step to execute.</p>
    </td>
    <td style="vertical-align:top;">
      <p>300</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Retries</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Number of retries that will be attempted if the step fails on the first try.</p>
    </td>
    <td style="vertical-align:top;">
      <p>10</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Script Execution Location</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Defines whether the script will run on the Veeam Backup & Replication server, on the Orchestrator server or on the in-guest OS.</p>
    </td>
    <td style="vertical-align:top;">
      <p>In-Guest OS (not editable)</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Credentials</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Credentials required to gain access to the in-guest OS.</p>
    </td>
    <td style="vertical-align:top;">
      <p>—</p>
    </td>
  </tr>
  <tr style="vertical-align:top">
    <td style="vertical-align:top;">
      <p>Website Name</p>
    </td>
    <td style="vertical-align:top; width:55%;">
      <p>Name of the website to check. </p>
    </td>
    <td style="vertical-align:top;">
      <p>Default Web Site</p>
    </td>
  </tr>
</table>