I have these sample sets and I'm trying to determine what is going on here. Can someone help me interpret them?

I'm seeing packet loss well before the endpoint, and I'm not sure if this is the primary issue.
Attachments
File1_1558828.pp2 (65.59 KB, 864 downloads)
File2_1558828.pp2 (27.93 KB, 785 downloads)
File3_1558828.pp2 (57.51 KB, 851 downloads)
File4_1558828.pp2 (44.02 KB, 783 downloads)