cbs-350 trunking problem

[chpmotry]

hi guys.

i have a network with below topology:

 when i want to create trunk port between cbs-350-8t-e-2g and 2960-48pst-l , the point is this the cbs 350 only support ISL trunking protocol and don't support dot1q trunking . and the 2960-48pst don't support ISL trunking . what i do for creating trunk port between this two switch model?

please help me.

[M02@rt37 · Accepted solution]

Hello @chpmotry 

On you CBS350 you don't have ethertype tagging options dot1q ?