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Do you need to set up a Dual WAN connection on your Ubiquiti EdgeRouter?

Do you need to set up a Dual WAN connection on your Ubiquiti EdgeRouter?

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DatBurrr
Member
52
08-08-2026, 05:20 PM
#1
Hi, I have a question about using Ubiquiti EdgeRouter products. We want to set up dual WAN auto-failover so we can use two internet providers. When one connection stops working, the router should automatically switch all traffic to the other one. This is really important because when the main connection comes back online, it needs to immediately go back and keep using that source.

So, can I actually do this with an EdgeRouter 6P? My plan was to buy a Pro 8 unit since they are hard to find right now. Also, I need to create a VPN server on the router so that Android 12 and iOS 16 devices can connect securely. Thanks for helping out!
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DatBurrr
08-08-2026, 05:20 PM #1

Hi, I have a question about using Ubiquiti EdgeRouter products. We want to set up dual WAN auto-failover so we can use two internet providers. When one connection stops working, the router should automatically switch all traffic to the other one. This is really important because when the main connection comes back online, it needs to immediately go back and keep using that source.

So, can I actually do this with an EdgeRouter 6P? My plan was to buy a Pro 8 unit since they are hard to find right now. Also, I need to create a VPN server on the router so that Android 12 and iOS 16 devices can connect securely. Thanks for helping out!

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rm805
Junior Member
2
08-08-2026, 06:29 PM
#2
It is a big project or assignment. = = = = Start by reading the specs and the applicable User Guide/Manual(s) for both the EdgeRouter Pro 8 and the EdgeRouter 6P. Figure out if all the features on the Pro 8 are already there on the 6P. Make sure to list what you need: things that work, how they should be done, hardware stuff, software stuff, etc.. Tell us more about your network setup. Other devices like routers, servers, and NAS boxes can help too. All of this is okay as long as we don't share any personal or business info. Add some pictures to show where things are connected and what the whole plan looks like. Show what you have now versus what you want to add next. Figure out which parts work right away, which ones need a bit of setup, and which parts seem impossible to fix soon. Write down your steps and then ask questions based on what you learned so far. Any other questions that still need answers? You can post this here and use imgur (www.imgur.com) for pictures and diagrams. The link below might help: https://www.hostifi.com/blog/edgerouter-...access-vpn Put more details about your network, the work you've done so far, and what solutions you're thinking of. Why did you pick those? How will you put them in place? Also, what is your budget and how long do you have to finish it?
R
rm805
08-08-2026, 06:29 PM #2

It is a big project or assignment. = = = = Start by reading the specs and the applicable User Guide/Manual(s) for both the EdgeRouter Pro 8 and the EdgeRouter 6P. Figure out if all the features on the Pro 8 are already there on the 6P. Make sure to list what you need: things that work, how they should be done, hardware stuff, software stuff, etc.. Tell us more about your network setup. Other devices like routers, servers, and NAS boxes can help too. All of this is okay as long as we don't share any personal or business info. Add some pictures to show where things are connected and what the whole plan looks like. Show what you have now versus what you want to add next. Figure out which parts work right away, which ones need a bit of setup, and which parts seem impossible to fix soon. Write down your steps and then ask questions based on what you learned so far. Any other questions that still need answers? You can post this here and use imgur (www.imgur.com) for pictures and diagrams. The link below might help: https://www.hostifi.com/blog/edgerouter-...access-vpn Put more details about your network, the work you've done so far, and what solutions you're thinking of. Why did you pick those? How will you put them in place? Also, what is your budget and how long do you have to finish it?

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drip_133
Member
56
08-09-2026, 02:48 AM
#3
I don't know what is happening at Ubiquiti right now. I used to think not enough routers were being made because of the pandemic, but nothing has improved since then either. It feels like they are slowly stopping making their standard routers and some consumer wireless bridges too. Long time no touch a Ubiquiti router; the software on all of them is the same thing. Some things simply won't work if you don't have wifi cards built in. I guess the 6p runs the same program as the pro 8, though I never saw dual internet (WAN) support before. The VPN feature was slow because the box had limited power and weak CPU speed. You could find similar products from Microtik, but they are based in Latvia and tend to be easier to get even if you buy them there too. They run a single software image, so check carefully if their switches or routers look exactly like yours. Generally speaking, I think it is better to use a small computer with two internet connections (NICs) that runs Linux as a firewall or router instead of using the Ubiquiti gear. The VPN should be much faster because real CPUs have built-in tricks for encryption speed. Trying to make dual WAN work is really messy and usually fails.

What does "down" mean? If your modem turns off, you can easily see an ethernet port go down, but that rarely happens. Most times the modem can talk to the router or PC but has no connection to the internet. Then things get weird when you try to check if everything is working with ping commands on IP addresses. But at what point does it actually count as offline? Sometimes only some websites fail while others stay running. In many cases, switching manually is easier than trying to fix it automatically. However, whenever you switch from one internet source to another, you will face a big outage anyway. Since public Internet addresses change often, you will get all kinds of session problems. You might have to reconnect to sites and log back in again. Some websites use routing tricks and public IPs that can move between different ISPs. You can kind of build your own setup by using a hosting center server and making two separate VPN tunnels to connect there, then switching routes so the data moves back and forth through that server instead of going directly over the original connection.
D
drip_133
08-09-2026, 02:48 AM #3

I don't know what is happening at Ubiquiti right now. I used to think not enough routers were being made because of the pandemic, but nothing has improved since then either. It feels like they are slowly stopping making their standard routers and some consumer wireless bridges too. Long time no touch a Ubiquiti router; the software on all of them is the same thing. Some things simply won't work if you don't have wifi cards built in. I guess the 6p runs the same program as the pro 8, though I never saw dual internet (WAN) support before. The VPN feature was slow because the box had limited power and weak CPU speed. You could find similar products from Microtik, but they are based in Latvia and tend to be easier to get even if you buy them there too. They run a single software image, so check carefully if their switches or routers look exactly like yours. Generally speaking, I think it is better to use a small computer with two internet connections (NICs) that runs Linux as a firewall or router instead of using the Ubiquiti gear. The VPN should be much faster because real CPUs have built-in tricks for encryption speed. Trying to make dual WAN work is really messy and usually fails.

What does "down" mean? If your modem turns off, you can easily see an ethernet port go down, but that rarely happens. Most times the modem can talk to the router or PC but has no connection to the internet. Then things get weird when you try to check if everything is working with ping commands on IP addresses. But at what point does it actually count as offline? Sometimes only some websites fail while others stay running. In many cases, switching manually is easier than trying to fix it automatically. However, whenever you switch from one internet source to another, you will face a big outage anyway. Since public Internet addresses change often, you will get all kinds of session problems. You might have to reconnect to sites and log back in again. Some websites use routing tricks and public IPs that can move between different ISPs. You can kind of build your own setup by using a hosting center server and making two separate VPN tunnels to connect there, then switching routes so the data moves back and forth through that server instead of going directly over the original connection.