k6ccc you are a game changer, you made my day. After almost giving up and looking at your reply, I just turn on any on the vlan page, on port 19 where DHCP server 2 was connected and I discovered that vlan2 worked like magic. So glad this finally worked. So am good to go. Once more thanks for the gr...

I had time to try the suggestions above, especially the screenshots k6ccc shared with me. I made a step forward, I could at least create the two vlans without my cooperate wifi going down like before, but the challenge was how to tag my DHCP server 1 with vlan 10 and DHCP server 2 vlan 20. So I allo...

I sincerely appreciate all the wonderful replies. I will careful try the suggestions and give you feedback ASAP.
Thanks K6CCC for the screenshots, I think it will be really helpful
regards

Greetings to everyone, I am new to CSS326-24G, the diagram attached depicts the central part of our network. I have gone through all the wikis on CSS326 such as https://wiki.mikrotik.com/wiki/SWOS/CSS326-VLAN-Example, https://wiki.mikrotik.com/wiki/Manual:Bridge_VLAN_Table, But I am unable to setup ...

Thanks I will do that

Hello everyone, I still wonder why close to three weeks no body has left a reply on my challenge with vlans.
Or did I miss something out? :

Greetings to everyone, I am new to CSS326-24G, the diagram attached depicts the central part of our network. I have gone through all the wikis on CSS326 such as https://wiki.mikrotik.com/wiki/SWOS/CSS326-VLAN-Example, https://wiki.mikrotik.com/wiki/Manual:Bridge_VLAN_Table, But I am unable to setup ...