---
title: "Configure a Ubiquiti Edgemax Router X for 8x8 Services"
slug: "configure-a-ubiquiti-edgemax-router-x-for-8x8-services"
updated: 2026-05-17T16:47:51Z
published: 2026-05-21T21:25:00Z
canonical: "help.8x8.com/configure-a-ubiquiti-edgemax-router-x-for-8x8-services"
stale: true
---

> ## Documentation Index
> Fetch the complete documentation index at: https://help.8x8.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Configure a Ubiquiti Edgemax Router X for 8x8 Services

## Objective

Configure an Edgemax Router.

## Applies To

- Ubiquiti Edgemax Router

## Procedure

The purpose of this article is to provide a **sample configuration**. At the time of article creation, this device was in a known working state on the firmware used. **Keep in mind different firmware versions will interact with hosted VoIP services in different ways.** While this device may be fully functional on the tested and/or current firmware version, it is possible newer revisions will cause disruptions in service or make a device fully compliant with the required settings for hosted VoIP services where it was previously not.

Log in to the EdgeMax router Web GUI and follow the below sections of this guide.

### Adding 8x8 Subnets

See [X Series Technical Requirements](/support/docs/x-series-technical-requirements) for a list of 8x8 Subnets. You will need them for the below steps.

1. Click **Firewall/NAT Groups**. ![](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10190)
2. Click **+Add Group**.
  - Enter a **Name** for this group
  - Select **Address Group** for Group Type
  - Click **Save** to apply the changes
3. Click the **Actions** drop down menu for the Address created.
  - Click **Config**
  - Enter the **Name** for this group
  - Enter the [8x8 Subnets](/configure-network-voip-services/), click **+Add** as needed
  - Click **Save** once complete ![AddressSubs.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10186)

> [!NOTE]
> Note:
> 
> A rule needs to be created for WAN IN, WAN OUT, LAN IN, and LAN OUT with the 8x8 Subnets.

### Creating the WAN IN Rule

1. Once the group has been created navigate to **Firewall Policies** tab. ![](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10181)
  - Click **+ Add Ruleset**
  - Enter a **name** for this policy
  - Select **Accept** for the **Default Action**
  - Click **Save** to apply your changes
2. Click the **Actions** button.
  - Click **Edit Rules**
  - Click **Add New Rule**
  - Under the Basic tab select **All Protocols**
  - Under the Source tab select the '8x8 Address Group' under the **Address Group** drop down menu
  - Under the Destination tab select the appropriate WAN port you have configured under **Network Group**

![FirewallRuleBasic.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10182)

  

![FRSource.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10188)

  

![FRDestination.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10180)

### Creating the WAN OUT Rule

1. Click on the **+Add ruleset**.
2. Click **Edit Rules**.
3. Click **Add New Rule** > select **Accept**.
4. Under the Basic tab select **All Protocols**.
5. Under the Source tab, select the appropriate **WAN port** you have configured under **Network Group**.
6. Under the Destination tab select the **8x8 Address Group** under the **Address Group** drop down menu.

![FirewallRuleOutSource.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10183)![fwruleoutdest.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10184)

### Disable SIP

1. Navigate to **Config Tree**.
2. **Expand**: *System > Conntrack > modules > SIP >* click on the **+** next to **disable**.

![SIP-2.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10185)

### Configure UDP/TCP Timeout

1. **Expand**: *System > Conntrack > timeout > UDP.*
2. Modify **Other** & **Stream**.
3. Set these values to 300. ![UDP.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10191)
4. Expand: *System > Conntrack > timeout > TCP.*
5. Modify **Close**, **Established**, and **Time-wait**.
6. Set these values to 300. ![TCP.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10189)
7. Click **Preview** to preview your new configuration changes. The Commands to commit screen appears and displays a summary of changes.
8. Click **Apply** to save your changes. ![Preview.JPG](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/10187)

## Additional Information

- Firmware tested on: v1.10.9
- SSH commands:
  - ubnt#configure
  - ubnt#set system conntrack modules sip disable
  - ubnt#set system conntrack timeout udp stream 300
  - ubnt#set system conntrack timeout udp other 300
  - ubnt#set system conntrack timeout tcp close 300
  - ubnt#set system conntrack timeout tcp established 300
  - ubnt#set system conntrack timeout tcp time-wait 300
  - ubnt#commit
  - ubnt#save
  - ubnt#exit
- For any other technical information and user guides, from the manufacturer, [click here](https://help.ubnt.com/hc/en-us/categories/200321064-EdgeMAX).