Tango Luxembourg using private IP addresses for Fiber internet access

When I moved in Luxembourg, I subscribed to Tango Luxembourg Fiber internet access. Back then, I got the usual dynamic public IP address “for free”. It was changing every 36 hours but at least it was a public one. Recently, I changed my subscription to the 1 gigabit/s offer and soon after, I realized my VPNs and 6to4 tunnel was not working anymore. After a brief troubleshooting session, I found out I was receiving a private IP address instead of the usual public 94....

August 11, 2021

Using a Mikrotik router with Tango Fiber (Luxembourg)

Hi guys, I moved to Luxembourg and I have opted for Tango Fiber. Their router is a Fritz!box which I do not like at all. I have a spare Mikrotik router, so here is how to configure. Tango Fiber uses PPPoE over VLAN 35, MTU is 1480. You need to ask the PPP credentials via a contact form on the website, they will answer within a few days. I have decided to use ether1 to connect the Fiber and create a VLAN interface named ether1....

May 26, 2018