kaufen wrote Simplify your topology and have a basic test like ping with two devices. This was the first test I did, with only two devices: 1. old TL-SG3424 works on fiber with Mikrotik RB260GSP with...

Hello, I have the same problem like behrkat, SFP Ports show UP-state but doesn't receive anything. I have one new T2600G-28TS (TL-SG3424) and one old TL-SG3424 and 4 SFP fiber connections with 4...