# PDUs

`PDU (Power distribution unit)` lists all the item used to manage and monitor electrical distribution in a rack or datacenter.

![global view PDUs](https://3503800744-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIiEHKRx5AeABNDLcRlWX%2Fuploads%2Fgit-blob-c677e1c2f13d1bcf3c32e5904c9aed2bf64a90f2%2Fpdu.png?alt=media)

In a PDU form, the following information is available:

{% hint style="info" %}
It is possible to use [templates with PDUs](https://help.glpi-project.org/documentation/modules/overview/templates).
{% endhint %}

![Details view PDUs](https://3503800744-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIiEHKRx5AeABNDLcRlWX%2Fuploads%2Fgit-blob-5a836316854ae2caa07727afce51f511fac8e08c%2Fpdu-details.png?alt=media)

* Name
* [Data center position](https://help.glpi-project.org/documentation/tabs/common_fields/data_center_position)
* [Location](https://help.glpi-project.org/documentation/tabs/common_fields/location)
* [Technician in charge](https://help.glpi-project.org/documentation/tabs/common_fields/technician_in_charge)
* [Model](https://help.glpi-project.org/documentation/tabs/common_fields/model)
* [Inventory number](https://help.glpi-project.org/documentation/tabs/common_fields/inventory_number)
* [Comments](https://help.glpi-project.org/documentation/tabs/common_fields/comments)
* [Status](https://help.glpi-project.org/documentation/tabs/common_fields/status)
* [Device type](https://help.glpi-project.org/documentation/tabs/common_fields/asset_type)
* [Manufacturer](https://help.glpi-project.org/documentation/tabs/common_fields/manufacturer)
* [Serial number](https://help.glpi-project.org/documentation/tabs/common_fields/serial_number)
* [User](https://help.glpi-project.org/documentation/tabs/common_fields/user)

## Impact Analysis

[Impact analysis](https://help.glpi-project.org/documentation/tabs/impact_analysis) enables an infrastructure diagram to be drawn up, showing the dependencies and impacts in the event of item loss. This can be saved and exported

## Plugs

[Plugs](https://help.glpi-project.org/documentation/modules/assets/tabs/plugs) shows the number of sockets available on the PDU

## Network Ports

This tab allows to manage the [network ports](https://help.glpi-project.org/documentation/tabs/network_ports) attached to current item.

The information that can be viewed is:

* Name
* Port number
* MTU
* Speed
* Internal status
* Last change
* Number of I/O bytes
* Number of I/O errors
* Duplex
* VLAN
* Connected to
* Connection
* Deleted

## Management

[Management](https://help.glpi-project.org/documentation/modules/tabs/management) of financial and administrative information, this information is visible in the 'Management' tab on the item's form.

## Contracts

GLPI supports [contracts](https://help.glpi-project.org/documentation/modules/management/contract) management, in order to manage contract types such as loan, maintenance, support...

Contracts management allows to:

* make an inventory of all contracts related to the organization assets
* integrate contracts in GLPI financial management
* anticipate and follow contract renewal.

## Documents

The [document](https://help.glpi-project.org/documentation/modules/management/documents) tab lets you link different types of files to the item (PDF, txt, png, etc.) You can attach a document already uploaded to GLPI or add a new one directly from this tab.

## Tickets

View all [tickets](https://help.glpi-project.org/documentation/modules/tabs/tickets) linked to the item.

## Problems

This tab refers to all hardware-related [problems](https://help.glpi-project.org/documentation/modules/assistance/problems). Problems can also be linked to tickets, projects, etc. This allows you to have a complete scenario when necessary.

## Changes

[Changes](https://help.glpi-project.org/documentation/modules/assistance/changes) lists all changes related to a material. From this tab, you can't link a change directly, you can do it from **Assistance** > **Changes** > **Items**. You can create a new change from this page, which will be linked to the item you have selected.

## History

The *History* tab is used to show any changes made to an item. The following information about the changes is available:

* ID of the change.
* Date and time the change was made.
* User who made the change. If this field is not filled, it means that the action was done automatically (For example: automatic inventory update).
* Field that was changed.
* Description of the change that was made.

The description of the change represents either the difference between the old and the new value (For example with location field: Change HQ to Remote Office A), or the explanation of the action which was carried out (For example: Uninstallation of a software: "Gimp 2.0").

{% hint style="info" %}
For dropdowns or objects with a parent/child relationship, the modification of a child will appear in the history of the parent element.
{% endhint %}

## All Information

For an item, all information is displayed on one page from the *All* tab. This shows all of the tabs of an object's form in one view, one below the other.