I can' connect switch in sandbox.
I want to connect C3850_A.
but ping test failed.
I have 18 hours remain.
Please solve this problem.
I using now Cisco DNA Center Lab 1 Lab. (Sandbox)
And I connecting Cisco AnyConnect VPN Normaly.
Connection is fine, ping to DNA-Center_A or DevBox is result ok.
But I can't use any device in topology.
I before used send ping to device like C3850_A(Sub device too).
And ping response status ok.
But today I can's response ping.
Please help your advice.
