Problem between managed switch and unmanaged switch

[athraya]

Hello all,

I have problem of communication between unmanaged switch and managed switch :

Router --> GE1 , Mode Trunk  (Vlan 10& 20)---CISCO SF300--- FE10 , switch port mode acess (Vlan10) --> unamaged Switch --> PC

The PC not ping the Router...

Router --> GE1 , Mode Trunk  (Vlan 10& 20)---CISCO SF300--- FE10 , switch port mode acess (Vlan10) --> PC

The PC ping the Router...

Thank you for your help.

[devils_advocate]

What make and model in the unmanaged switch?

Are you sure its Vlan capable?

Does Vlan10 exist on the unmanaged switch?