diff --git a/content/blog/wk4day7.md b/content/blog/wk4day7.md
index bafa96b..5184661 100644
--- a/content/blog/wk4day7.md
+++ b/content/blog/wk4day7.md
@@ -18,10 +18,11 @@ CRS317s laying in storage. I measure their consumption and it's about 14.2 Watts
 taking one of these off my hands to deploy in NIKHEF.
 
 I myself also do some shopping. I've ordered a batch of 84 CWDM/Bidi 20km SFP+ modules with Starry
-Optics (the same club I get those sweet, sweet, Centec switches from). I also through in 8pcs of
-40G-to-4x10G breakout DACs, as my switches typically have unused 40G ports which I'd then rather
-repurpose to 10G ports for local machines. Those optics are ordered, and Raphael gets on the
-assembly and shipping for me. Nice work, Raphael!
+Optics (the same club I get those sweet, sweet, [[Centec
+switches](https://ipng.ch/s/articles/2022/12/09/review-s5648x-2q4z-switch-part-2-mpls/)] from). I
+also through in 8pcs of 40G-to-4x10G breakout DACs, as my switches typically have unused 40G ports
+which I'd then rather repurpose to 10G ports for local machines. Those optics are ordered, and
+Raphael gets on the assembly and shipping for me. Nice work, Raphael!
 
 In the afternoon, I have a task! Yesterday I created a third link into IPng's switch+router in
 _Plan-les-Ouates_ Stack GEN01 datacenter. I did this so that I could safely tinker with the other