Try to Enable Session Tracing and see what the connection logs tell you when you try to download a configuration.
Setting up Session Tracing in NCM to debug device interaction issues
Also, what type of switches are you adding?
Try to Enable Session Tracing and see what the connection logs tell you when you try to download a configuration.
Setting up Session Tracing in NCM to debug device interaction issues
Also, what type of switches are you adding?