
Setting up multiple Airport Extremes can be a great way to improve your Wi-Fi coverage, especially if you have a large space or multiple buildings. However, there are some challenges and limitations to be aware of. In this discussion, we will explore the experiences of users who have set up multiple Airport Extremes and the techniques they have used to optimise their Wi-Fi networks. We will also consider the potential benefits and drawbacks of using Airport Extremes in different scenarios, such as in a small office or home environment. By the end of this discussion, we hope to provide insight and guidance for anyone looking to improve their Wi-Fi coverage through the use of multiple Airport Extremes.
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What You'll Learn

Using multiple Airport Extremes with a wired ethernet network
Connect the Airport Extremes to the Router:
Firstly, connect all your Airport Extremes to your router using Ethernet cables. Each Airport Extreme should be connected directly to the router, forming a daisy chain. Ensure that each device has a unique local IP address to avoid network conflicts.
Configure the Network Settings:
On each Airport Extreme, open the Airport Utility and navigate to the "Wireless" tab. Set the "Network Mode" to "Create a Wireless Network" to ensure that each device creates its own Wi-Fi network. Give each network the same name and password to create a “Roaming” network, allowing devices to seamlessly switch between networks as needed.
Avoid Feedback Loops:
If you intend to use one Airport Extreme to extend the network of another, be cautious. Connecting an Ethernet cable to the extending Airport Extreme while also setting it to "Extend a Wireless Network" can create a feedback loop and crash the network. Instead, configure the extending Airport Extreme to "Extend Using Ethernet" in the Airport Utility setup wizard.
Use Bridge Mode:
If you encounter issues with devices not showing as connected to a specific Airport Extreme, you may need to enable Bridge Mode. This is a setting that allows devices to connect directly to the main router while using the extending Airport Extreme as a bridge.
Manage Channels:
When using Ethernet as your backhaul, ensure that the wireless channels for each Airport Extreme are different. If using 2.4GHz, set the channels to be 5 apart (e.g., 1, 6, and 11). This helps prevent interference and ensures optimal performance.
Additional Considerations:
- If you have previously used multiple passwords for different networks, ensure that you update all devices with the new, consolidated password.
- If you encounter issues with specific devices, perform a “Reset Network Settings" on those devices before making any wholesale changes to your network setup.
- For very large areas or buildings with thick walls, consider using Powerline Ethernet Adapters or utilizing existing power lines or coaxial cables to extend your network.
By following these steps and considerations, you can effectively utilize multiple Airport Extremes with a wired ethernet network to extend your Wi-Fi coverage and improve connectivity.
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Setting up multiple Airport Extremes in a small office
Planning and Configuration:
Before setting up multiple Airport Extremes, it is essential to assess the office space and determine the number of access points (APs) required for comprehensive coverage. Consider the layout, the number of users, and any potential signal obstructions.
SSID Configuration:
To ensure a seamless user experience as people move around the office, set all Airport Extremes to the same SSID (network name). This eliminates the need for users to manually switch networks as they change locations. Ensure that the security protocols and passwords are identical across all devices.
Channel Selection:
Selecting appropriate channels for each Airport Extreme is crucial to minimizing interference and optimizing signal strength. For 2.4GHz, consider using channels 1, 6, or 11, as these channels are typically less congested. Avoid using the same channel for all devices, especially if there are multiple nearby networks utilizing the same channel. For 5GHz, select channels 36, 40, or 44 to provide adequate separation and reduce interference.
Adjusting Transmit Strength:
If signal overlap between APs is an issue, consider using the administration utility to adjust the transmit strength of each Airport Extreme. Reducing the transmit strength below 100% can help degrade the signal in a controlled manner, encouraging devices to connect to the nearest AP with the strongest signal.
Device Placement:
Strategically place the Airport Extremes within the office to maximize signal coverage and minimize overlap. Ensure that APs are spaced apart to reduce signal degradation due to natural attenuation.
Alternative Options:
If you encounter significant challenges with Airport Extremes in an office setting, consider alternative options such as Ubiquiti Unifi or Aerohive. These solutions offer controller-based wireless systems that may provide better performance and flexibility in a business environment.
Remember to regularly monitor network performance and make adjustments as needed to ensure an efficient and reliable wireless network for your small office.
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Manually setting up routers for multiple Airport Extremes
Setting up multiple Apple AirPort Extremes can be done in several ways, depending on your goals and network infrastructure. Here is a step-by-step guide to manually setting up routers for multiple AirPort Extremes:
Step 1: Understand Your Network Setup
Before beginning, it's important to understand the components of your network setup. Identify whether you have a simple "modem" or a modem/router (also known as a gateway). A simple modem will typically have only one Ethernet port, while a modem/router will have multiple Ethernet ports, usually three or four.
Step 2: Connect the AirPort Extremes
If you have a modem/router, you can connect your AirPort Extremes using either Ethernet cables or a wireless connection. For the best performance and infrastructure, it is recommended to hard-wire the AirPort Extremes together using Ethernet cables. This involves daisy-chaining the AirPort Extremes, which means connecting them in a series, with each device linked to the next.
If you are connecting wirelessly, ensure that the AirPort Extremes are within range of each other and set up to extend your AirPort network.
Step 3: Configure the Router Settings
For each AirPort Extreme, open the AirPort Utility on your device. You will be guided to extend your network using Ethernet. Power off the AirPort and disconnect any Ethernet cables. Then, connect the AirPort Extreme to the modem/router using an Ethernet cable and power it back on.
Step 4: Set Up the Wireless Network
In the AirPort Utility, go to the Network Tab and set the Router Mode to "Off (Bridged Mode)." This ensures that all traffic goes through the main router. Then, go to the Wireless section and configure your wireless network settings. Give all the AirPort Extremes the same SSID, security protocol, and password.
Step 5: Select Channels Manually
Manually select different channels for each AirPort Extreme. For example, you can set them to channels 1, 6, and 11 on 2.4GHz and 36, 40, and 44 on 5GHz. This ensures that devices can connect to the strongest signal without any conflicts.
Step 6: Power Cycle Devices
After setting up your network, it is recommended to power cycle any connected devices, such as a Ring Doorbell. Power off the device, wait a minute, and then power it back on. This gives it the best chance to pick up the strongest signal from the closest AirPort Extreme.
By following these steps, you can manually set up multiple AirPort Extremes to create a seamless roaming WiFi experience throughout your home or office.
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Using the same SSID for multiple Airport Extremes
Using multiple Airport Extremes with the same SSID is possible and can be advantageous in certain situations. Here are some key points to consider:
Setup and Configuration: When using multiple Airport Extremes, you can configure them to have the same SSID, password, and encryption scheme. This simplifies the user experience, as devices will automatically connect to the strongest signal without requiring separate logins for each access point. This setup is particularly beneficial in environments with many users, such as schools or offices.
Roaming and Connectivity: Devices with the same SSID will generally roam and connect to the strongest signal. However, some users have reported issues with roaming between zones, with devices occasionally failing to switch to a stronger signal. To enhance roaming, it is recommended to place the access points at optimal distances and adjust their transmit strength to ensure signal degradation. Additionally, using different channels for each access point, depending on their spacing, can improve connectivity.
Performance and Speed: Using a wireless connection between Airport Extremes can result in speed loss, with a potential reduction of up to half the connection speed. For maintaining top speeds across the network, consider using wired Ethernet cable connections between the access points.
It is important to note that while using the same SSID provides convenience and simplicity, having different SSIDs on each Airport Extreme can offer network separation if desired. Additionally, when using the “guest” SSID functionality with different types of access points, such as Airport Extreme and UniFi APs, there may be compatibility issues, and guests may end up on different networks.
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Using different channels for multiple Airport Extremes
Using multiple Airport Extremes can be a great way to improve your Wi-Fi coverage, especially if you have a large space or multiple buildings. However, there are some important considerations when it comes to channel selection to ensure optimal performance.
Firstly, it's important to understand that your Airport Extremes can be set up to use either the "Automatic" setting or specific channels. The "Automatic" setting allows the Airport Extreme to scan and select the best channel to use based on the available channels in its specific region. However, as noted by some users, the "Automatic" setting may not always switch to the best channel, and it might be necessary to manually select a different channel if you experience interference or poor Wi-Fi performance.
If you choose to manually set the channels for your Airport Extremes, it is recommended to separate them by a few channels to avoid interference. For example, if your first Airport Extreme is on channel 5, set your second Airport Extreme to channel 9. This is especially important for the 2.4 GHz band, where using overlapping channels can result in reduced bandwidth and noise.
Additionally, when using multiple Airport Extremes, it is important to consider whether you want devices to roam and connect to the Airport with the best signal or assign different SSIDs to each Airport. If you want devices to roam, they will automatically connect to the Airport with the strongest signal. If you assign different SSIDs, you will need to log on to a different network when moving between access points.
Overall, the channel setup for your multiple Airport Extremes will depend on your specific goals and preferences. It may take some experimentation to find the configuration that works best for your particular setup and network environment.
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Frequently asked questions
Yes, you can use multiple Airport Extremes in your home.
To set up multiple Airport Extremes, you can either manually set up each router or let them use auto. If you want to manually set them up, you can configure the second Airport Extreme to create a wireless network with the same name and password as the first one, but with a different channel. For example, if your first Airport Extreme is on channel 5, set your second one to channel 9.
Some issues you might face include devices not "roaming" and connecting to the Airport Extreme with the best signal, or the Airport Extremes using the same channel, which can lead to congestion.
To fix issues with your multiple Airport Extremes, you can try moving the Airport Extremes further apart within your home or using the administration utility to set the transmit strength to less than 100% so that the original signal is weaker.











































