The GUI doesn't keep some of the settings you set. But these worked for me. This doesn't include the Azure setup. Settings for UDM Name: TGN-MEL-AZR Name can be anything you want. I like to do <company prefix ><local site><remote site> e.g TGN is...
networking
Seeing if a Unifi UAP is sending ARP Requests
I'm not able to ping a wireless up-linked Unifi UAP-AC-HD device. It is marked as ISOLATED in the Unifi Controller. Strangely the Unifi Controller is reporting it was last seen 2 minutes ago but I think this is a furphy. If anyone knows if there is a back channel that...
Unifi LAN LOCAL IN OUT
This is a graphic I use to figure out which section to add the firewall rules to in the Unifi UDM/USG controller. https://help.ui.com/hc/en-us/articles/115003173168-UniFi-UDM-USG-Introduction-to-Firewall-Rules
How to trouble shoot your Unifi UDM Internet Connection
I have a HFC NBN service with TPG I use a Ubiquiti UniFi Dream Machine Wireless Router to connect to a TPG NBN business plan The first indication of a problem Got up this morning and my Android phone had the "no internet" exclamation mark on the WiFi Icon Checking UDM...
When outbound HTTP and HTTPS is denied you have to get creative with 3proxy and SSH
https://www.digitalocean.com/community/tutorials/how-to-route-web-traffic-securely-without-a-vpn-using-a-socks-tunnel The above link has a how-to on running a socks5 proxy just by using ssh. PS I have used Digital Ocean for 3+ years and except for one instance of...
Checking for port errors on Cisco Switches
Recently had a macbook pro which had a network dongle that was very hot and the network connection stopped working. Found that the dongle was sending garbled signal down the wire and the Cisco switch shutdown the port. # all status show interfaces status # port...
nginx suddenly can’t proxy to non-standard ports – Boolean SeLinux
I did an upgrade recently and suddenly nginx wasn't forwarding requests to remote hosts on non-standard ports.... this was on a CentOS host which had seLinux enabled. Turn seLinux off temporarily setenforce 0 Does nginx now work proxying to non-standard ports? Turn it...
Does your IP Address have a Bad Reputation?
I recently moved my company's Administration Offices from one site to another. Simple I thought. Purchase a new internet connection move the email server and reconfigure email to be sent and received on the new internet connection Apparently not. A few days after...