routeros

Broken IPv6 network — multiple devices sending IPv6 RA

Back in early June I started getting emails from updown.io warning me of IPv6 ping issues to my CHR edge router. I didn’t notice anything wrong, and everything seemingly worked just fine, so I muted …

Optimizing WireGuard on MikroTik CHR

I’ve been having a strange problem with outgoing WireGuard traffic, the problem has probably always been there — I just haven’t noticed, until now. Outgoing WireGuard traffic is very slow, while …

Chasing MikroTik CHR bottleneck

While doing some WireGuard testing between local peers; I noticed weird performance issues on my virtual MikroTik router. This lead me down a rabbit hole of testing the layer 3 throughput on my …

Sharing routes between MikroTik and VyOS — using OSPF

Planning out my new network topology; I wanted to use multiple routers — and have them share routes between them. So I started looking into OSPF. I made a simple lab in EVE-NG, and set up route …

Altibox fiber — straight into Mikrotik CCR1009

Ever since I got the fiber installed last year, the plan has been to drop the ISP box and plug it straight into my router. That’s why I had the fiber terminated in my patch panel. I’ve been reluctant …

Getting started with MikroTik CCR1009 and RouterOS

When I began replacing my Unifi switches with MikroTik — I was very impressed with the MikroTik devices. So when I found a CCR1009-7G-1C-1S Core router, second hand, for a reasonable price — there was …