---
title: "Interfaces sub-tab"
slug: "interfaces-sub-tab"
updated: 2023-04-14T18:29:33Z
published: 2023-04-14T18:29:33Z
canonical: "docs.zpesystems.com/interfaces-sub-tab"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.zpesystems.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Interfaces sub-tab

The Interface tab allows you to manage QoS on each available interface. The main table displays information regarding the Name, Status, Direction, and Classes for each interface.

**NOTE**Status can be Disabled, Running, or Error

![](https://cdn.document360.io/763c5fb1-b9af-4ccd-9ad6-cf28ae4cd5a3/Images/Documentation/image-1678472583056.png)

### Add an Interface

1. Go to *Network :: QoS :: Interfaces*.
2. Click **Add** (displays dialog). ![](https://cdn.document360.io/763c5fb1-b9af-4ccd-9ad6-cf28ae4cd5a3/Images/Documentation/image-1678472866704.png)
3. In *Settings*menu:
  1. Enter **Interface** (must match existing interface name).
  2. On **QoS Direction** drop-down, select one (Input, Output, Bidirectional).
  3. As needed, select **Enabled** checkbox.
4. On **Custom parameters** (advanced users only – enter FireQOS commands).
5. In *Assignment* menu, to add a Class, select item on left-side panel. Click **Add**► (item is moved). To remove a Class, select item on right-side panel. Click ◄**Remove** (item is moved).
6. In *Input* menu: (Input menu details must match *Output* menu details) Enter **Bandwidth**. On**Unit** drop-down, select one (GB/s, MB/s, KB/s, B/s, Gbit/s, Mbit/s, Kbit/s, bit/s)
7. In *Output* menu, enter **Bandwidth.**On **Unit** drop-down, select one (GB/s, MB/s, KB/s, B/s, Gbit/s, Mbit/s, Kbit/s, bit/s)
8. Click **Save**.

### Edit Interface

1. Go to *Network :: QoS :: Interfaces*.
2. In the *Name* column, locate and select checkbox,
3. Click **Edit** (opens dialog).
4. Make changes, as needed.
5. Click **Save**.

### Delete Interface

1. Go to *Network :: QoS :: Interfaces*.
2. Select checkbox to be deleted.
3. Click **Delete**.
4. On confirmation dialog, click **OK**.

### Enable Interface

1. Go to *Network :: QoS :: Interfaces*.
2. Select checkbox to be enabled.
3. Click **Enable**.

### Disable Interface

1. Go to *Network :: QoS :: Interfaces*.
2. Select checkbox to be disabled.
3. Click **Disable**.