The Universal Scale Storage service provides SMBv2.1, SMB3, and SMB3.1 access. This page documents how clients may access the SMB service on USS.
...
Your client computer must be on the campus network to access the SMB service. If you're working remotely, you may connect to the campus network with the Cisco VPN client to access the SMB service. However, the VPN client will may need to configured with the option: 'allthruucsd' to ensure SMB traffic is sent to the campus network.
...