anchor.diff:      </td>
     </tr>
     <tr>
  -    <td><tt>NOMAD_ADDR_&lt;task&gt;_&lt;label&gt;</tt></td>
  +    <td><tt>NOMAD&lowbar;ADDR&lowbar;&lt;task&gt;&lowbar;&lt;label&gt;</tt></td>
       <td>
         Host <tt>IP:Port</tt> pair for the given port <tt>label</tt> and
         <tt>task</tt> for tasks in the same task group.
       </td>
     </tr>
     <tr>
  -    <td><tt>NOMAD_HOST_PORT_&lt;task&gt;_&lt;label&gt;</tt></td>
  +    <td><tt>NOMAD&lowbar;HOST&lowbar;PORT&lowbar;&lt;task&gt;&lowbar;&lt;label&gt;</tt></td>
       <td>
         Port on the host for the port <tt>label</tt> and <tt>task</tt> for tasks
         in the same task group.
  
positive.code:     </td>
    </tr>
    <tr>
      <td><tt>NOMAD_MEMORY_LIMIT</tt></td>
      <td>Memory limit in MB for the task</td>
    </tr>
    <tr>
      <td><tt>NOMAD_CPU_LIMIT</tt></td>
      <td>CPU limit in MHz for the task</td>
    </tr>
    <tr>
      <td><tt>NOMAD_ALLOC_ID</tt></td>
      <td>Allocation ID of the task</td>
    </tr>
    <tr>
      <td><tt>NOMAD_ALLOC_NAME</tt></td>
      <td>Allocation name of the task</td>
    </tr>
    <tr>
      <td><tt>NOMAD_ALLOC_INDEX</tt></td>
      <td>Allocation index; useful to distinguish instances of task groups. From 0 to (count - 1).</td>
    </tr>
    <tr>
      <td><tt>NOMAD_TASK_NAME</tt></td>
      <td>Task's name</td>
    </tr>
    <tr>
      <td><tt>NOMAD_GROUP_NAME</tt></td>
      <td>Group's name</td>
    </tr>
    <tr>
      <td><tt>NOMAD_JOB_NAME</tt></td>
      <td>Job's name</td>
    </tr>
    <tr>
      <td><tt>NOMAD_DC</tt></td>
      <td>Datacenter in which the allocation is running</td>
    </tr>
    <tr>
      <td><tt>NOMAD_REGION</tt></td>
      <td>Region in which the allocation is running</td>
    </tr>
    <tr>
      <td><tt>NOMAD_META_&lt;key&gt;</tt></td>
      <td>The metadata value given by <tt>key</tt> on the task's metadata</td>
    </tr>
    <tr>
      <td><tt>VAULT_TOKEN</tt></td>
      <td>The task's Vault token. See [Vault Integration](/docs/vault-integration/index.html) for more details</td>
    </tr>
    <tr><th colspan="2">Network-related Variables</th></tr>
    <tr>
      <td><tt>NOMAD_IP_&lt;label&gt;</tt></td>
      <td>
        Host IP for the given port <tt>label</tt>. See
        [here](/docs/job-specification/network.html) for more information.
      </td>
    </tr>
    <tr>
      <td><tt>NOMAD_PORT_&lt;label&gt;</tt></td>
      <td>
        Port for the given port <tt>label</tt>. Driver-specified port when a port
        map is used, otherwise the host's static or dynamic port allocation.
  
negative.code:     </td>
    </tr>
    <tr>
      <td><tt>NOMAD&lowbar;ADDR&lowbar;&lt;label&gt;</tt></td>
      <td>
        Host <tt>IP:Port</tt> pair for the given port <tt>label</tt>.
      </td>
    </tr>
    <tr>
      <td><tt>NOMAD&lowbar;HOST&lowbar;PORT&lowbar;&lt;label&gt;</tt></td>
      <td>
        Port on the host for the port <tt>label</tt>. See
        [here](/docs/job-specification/network.html#mapped&lowbar;ports) for more
        information.
      </td>
    </tr>
    <tr>
      <td><tt>NOMAD&lowbar;IP&lowbar;&lt;task&gt;&lowbar;&lt;label&gt;</tt></td>
      <td>
        Host IP for the given port <tt>label</tt> and <tt>task</tt> for tasks in
        the same task group.
      </td>
    </tr>
    <tr>
      <td><tt>NOMAD&lowbar;PORT&lowbar;&lt;task&gt;&lowbar;&lt;label&gt;</tt></td>
      <td>
        Port for the given port <tt>label</tt> and <tt>task</tt> for tasks in
        the same task group. Driver-specified port when a port
  