You can view the connected device and port for a selected port from the interfaces tab of a device .
You can also do a show associations from CLI for the port which will also show this info eg:
./show associations mh=<port_model_handle>
> ./show associations mh=0x100f1b
LMHandle LMName Relation RMHandle RMName
0x1000a9 NAME94.90 HASPART 0x100f1b NAME94.90_sc0
0x100c69 cis7606-96.36.36 Links_with 0x100f1b NAME94.90_sc0
0x100f1b NAME94.90_sc0 Connects_to 0x10008b cis7606-96.36.36
0x100f7e cis7606-96.36.36 CORRELATES 0x100f1b NAME94.90_sc0