OpenRoaming on MikroTik devices

This short document describes how to get OpenRoaming working on MikroTik devices. It contains both the Web / GUI instructions, as well as CLI instructions. It is expected that the reader has at least a minimum amount of Mikrotik knowledge. Prerequisites A Mikrotik device with: working Internet connectivity wireless A RADIUS proxy with RadSec support. I use radsecproxy because it Just Works. MikroTik Configuration Step 1 - Login This should be fairly self explanatory - you need to connect to the device and login....

October 16, 2023 · 6 min · Warren Kumari

Fixing JUNOS next-hop resolution failures

Overview I’ve recently seen a number of instances where a Juniper router will simply not forward packets correctly, often onto a “LAN” (Ethernet with lots of hosts). Looking at the routing table seems to show that everything is fine, and pinging the host from the router works, but transit traffic appears to just disappear into a black hole. This can be really annoying and hard to debug. These are my quick notes on troubleshooting and fixing this....

April 27, 2022 · 4 min · Warren Kumari