Model : Hardware Version : Firmware Version : ISP : I set up LAG between the two Switches. LACP ist ok, LAG is up. Although the LAG Ports are tagged I cant access to all connected devices on the...

I have exactly the same roblem. I set up a LAG Port 17+18 on my SG3424 Switch and on my T1600G-28PS a LAG Port 21+22. I found out that you can hange the link type on SG-3424 from General to TRUNK...