Unifi is a networking company specializing in WiFi. Use for questions specific to their hardware. Use with [wifi] or [networking] as needed
Questions tagged [unifi]
40 questions
5
votes
3 answers
Why does my UniFi hardware tell me "Adoption failed"?
I'm battling with a piece of UniFi hardware that refuses to be adopted by a controller.
Every attempt is rejected with the unhelpful message "Adoption failed". No other indication or information is available.
How can I determine what the actual…
![](../../users/profiles/61246.webp)
Oliver Salzburg
- 4,505
- 16
- 53
- 80
4
votes
2 answers
Configure multiple search suffix domains in Unifi Security Gateway (dhcp option 119 domain search)
I would like to have the DHCP server in my Unifi Security Gatway include multiple domain search entries as part of DHCP option 119 so that I can use shortnames for multiple suffixes like:
host -> host.example.com
anotherhost ->…
![](../../users/profiles/33095.webp)
Greg Bray
- 5,530
- 5
- 33
- 52
3
votes
2 answers
Can't adopt new device when running Unifi Controller in docker container
I'm trying to host the Unifi Controller in a docker container but I can't adopt a new device (access point) unless I set networking mode to "host". I have followed several guides and opened all ports listed here. It's possible to manage already…
![](../../users/profiles/538284.webp)
Marcus Ahlberg
- 133
- 1
- 5
2
votes
1 answer
broadcast ping from wlan client - just 2 other clients respond?
The question came up when trying to integrate my KNX-IP interface via the java Calimero library. My implementation (running on the Raspberry - via WLAN) did not find the KNX IP interface, so I started deeper investigation.
Meanwhile I disabled…
![](../../users/profiles/511058.webp)
Christoph Bimminger
- 121
- 3
2
votes
3 answers
Pros and cons of larger network subnets
We've standard /24 subnet for users, computers and other devices. We're getting to the point where we have more users and want to go with multiple subnets for different type of devices. While this is simple to implement one of the other ways to have…
![](../../users/profiles/32063.webp)
MadBoy
- 3,703
- 13
- 61
- 93
2
votes
2 answers
How to install a validated SSL certificate on Ubiquiti UniFi Network Application (Controller) running on Linux
I want to replace the self signed Unifi certificate used for the web interface of the UniFi Network application / server v6.5 (on Ubuntu 18 Linux) with a signed (wildcard) certificate and private key I already have.
Where should I put the private…
![](../../users/profiles/218141.webp)
Ludwig
- 401
- 3
- 9
2
votes
0 answers
Docker Swarm over IPSec VTI (Unifi site-to-site)
I have setup a Docker Swarm using 3 servers;
Master node
Home - local IP 192.168.178.250
Worker node 1
Remote - local IP 10.10.10.200
Worker node 2
Remote - local IP 10.10.10.250
Both sites have a Unifi gateway (USG Pro/USG) and I've setup a…
![](../../users/profiles/514316.webp)
GRX
- 71
- 4
2
votes
1 answer
Should I run 2 firewalls or manage everything from one?
I currently have a UniFI Firewall in place and I plan to get a OPNsense firewall mainly for a VPN.
Setup:
Modem - OPNsense Firewall - UniFI Firewall - VLANS (Rules made by UniFi)
Are there any advantages of running a setup with 2 firewalls or should…
![](../../users/profiles/610455.webp)
Ben
- 23
- 3
1
vote
1 answer
How to edit/delete "IPV4 Address Group" from unifi gateway?
I'm just starting out with my unifi gateway and I was configuring a firewall rule through the UI. I messed up creating a "IPV4 Address Group". It has the wrong IP address ranges and I'm stuck. I have found no way of editing or deleting a "IPV4…
![](../../users/profiles/289603.webp)
pgreen2
- 203
- 1
- 3
- 9
1
vote
0 answers
Connect Ubuntu 19.04 Server to Ubiquity Unifi USG L2TP VPN Server?
I am trying to connect a remote Ubuntu Server 19.04 instance to a Ubiquity Unifi USG L2TP VPN Server.
I have the VPN server set up as an L2TP server with PSK and verified that it is working by connecting from my Android phone.
It seems that Ubuntu…
![](../../users/profiles/6393.webp)
bjarkef
- 111
- 1
- 1
- 7
1
vote
0 answers
Unifi UAPs interfaces producing annoying out-errors in nagios/check_mk
Since I have setup some UAPs and monitor them with my check_mk server over SNMP, I get flooded (a few hundreds a day) with warnings and critical messages about out-errors on the interfaces. What are these errors (percentage varies from 0.x% - 70%…
![](../../users/profiles/363403.webp)
user6329530
- 205
- 1
- 12
1
vote
1 answer
Wifi Permissions per User
I was sitting here thinking about Wifi, permissions and file access. I wanted to know if there's a way to setup individual user and passwords on wifi sort of the same way you do on a windows server but also set permissions to what files/folders they…
![](../../users/profiles/145607.webp)
Frank G.
- 143
- 8
1
vote
2 answers
Tunnel SSH and database ports via WAN2 in a dual WAN router
ISP-A : 4mbps (1:1) fiber leased line static IP address and ISP-B : 20mbps (1:8) fiber connection with dynamic IP address.
Little context to the situation, currently we have only one ISP (ISP-A) and as the bandwidth is not sufficient for everyone…
![](../../users/profiles/359116.webp)
user2967920
- 121
- 6
1
vote
1 answer
Can Ubiquiti UniFi PoE switch be used as unmanaged switch before adopting?
I know some managed switches can just be used as an unmanaged switch out of the box, but I have a site with a UniFi US-16-150W PoE switch which nobody knows anything about how it is/was setup or passwords/controller information.
My question is: Does…
![](../../users/profiles/955195.webp)
codlord
- 141
- 4
1
vote
1 answer
Hyper-V Ubuntu-Server VM not connecting to Unifi USG
I have a network set up with 2 VLANs, one for personal interconnectivity and internet access for personal devices, and another one for non-trusted devices like IOT devices. Here's the network topology:
In short I have two subnets and two VLANs.…
![](../../users/profiles/623840.webp)
Stephen Fasciani
- 13
- 4