@KJK Thanks for your response, turned out to be a loop-prevention in the TP who got triggered by the addition of vlan to the trunk on the cisco. I believe this addition generated an announcement from...

Hello! A short description, from a cisco 2960 i've tried created a trunk carrying 3 vlans(200/500/600) and vlan 1 as native. For starters i configured the tp-link to include all ports on all vlans as...