nanog mailing list archives

Re: Non-default X.509 certs on EdgeOS?


From: Brielle <bruns () 2mbit com>
Date: Thu, 31 Dec 2020 07:08:13 -0700

Are you using ‘service gui {ca,dh,cert}-file’ options to replace the cert?  

Put the carts in:

/config/ssl/

And they’ll persist across upgrades and reboots.

Don’t just replace the lighttpd cert files anymore - has been obsolete way of doing it for a looong time.

Also, 2.0.8 has been stable for at least a year now, 2.0.9 just got released with a bunch of updates that include 
Ethernet driver and net filter tables optimizations (ie: big performance boosts).

Probably shouldn’t be running 1.x anymore really, especially on the later generation hardware.



Sent from my iPad

On Dec 31, 2020, at 6:14 AM, Rob Seastrom <rs-lists () seastrom com> wrote:


I realize that Ubiquiti may be in the same “too ashamed to talk publicly about it” bucket as Mikrotik, so feel free 
to email me off list instead of replying publicly - is anyone else here running non-default x.509 certs for the web 
GUI on the Ubiquiti EdgeRouter? [*]

I thought I had a fairly bulletproof recipe, sticky across more than a year of reboots, but on a recent power outage 
somehow things reverted to the factory self-signed cert.  ER4 still on EdgeOS 1.x.

Any thoughts from people who are also doing this would be appreciated.

-r

[*] - ER4 is on a residential connection, housekeeping raspi keeps DNS updated with current external IP address.  If 
we use ping to monitor in Nagios, in the event of a power event when someone else gets our old address we get a false 
service-ok alert, so instead we allow only the monitoring system to touch the otherwise-unused web gui on the 
external interface, and look for the CN to be what we’re expecting.  Works great, so long as the cert I put there 
stays...

Sent from my iPad


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