Jan 292018
 
Assigning static IP addresses via dhcp

NOTE: if you’re using something other than OSX, say, FreeBSD, then a previous blog post might be the solution you are looking for. I suggest skipping to the final paragraph before you implement any of what is below. You fire up your laptop, connect via WIFI, you get an IP address. You plug in an […]

Jan 162018
 
Disconnect UNIFI switch - US-16-XG

My Unifi US-16-XG switch was offline. It was still functioning correctly, but it was not in contact with the Controller. I wasn’t sure how to fix this, but this blog post shows what I now think should always work. It consists of two steps: Get the switch talking to the Controller Make the above change […]

Jan 122018
 

I’m writing this down so I can find it later. The management IP address on my Unifi US-16-XG is wrong. I’m going to change it via a combination of the controller and the CLI. Let’s hope this works. Hope? Why hope? Unifi switches are designed to be managed via the webgui (i.e. their controller). I’m […]

Jan 012018
 
Why is my network offline? An investigation

Happy New Year. This morning I received an email at 4:50 AM local time telling me that my camera system had been offline for 10 minutes. Based on that, I tried to access my internal monitoring system from outside. Nothing. Later emails indicated other external systems had issues connecting to the internal network. As I […]

Nov 292017
 

I’ve been given a Dell PowerEdge 710. I’ve installed two 30GB SSDs, installed FreeBSD 11 on them, and added four 500 GB SSDs. It will become a tape library server, replacing the R610 which will no longer be used. Some of the hardware came from the R610. The zpools: The filesystems: And dmesg: