# service NetworkManager stop
    # airmon-ng start wlan0
    # airodump-ng mon0

We see the following networks (the target is marked with a +):

      ESSID                     BSSID               CH
      eduroam                   
      ru-guest                  
      eduroam-config            
    + NetSec Homework Net (Pol) 48:5B:39:89:8C:10   1

And the clients:

    BSSID              STATION            PWR   Rate     Lost   Frames  Probe
    48:5B:39:89:8C:10  00:0F:C9:0C:EE:ED  -63   24 -54     96     1410
    48:5B:39:89:8C:10  00:0F:C9:0C:F7:8C  -65   48 -54     95      960
    48:5B:39:89:8C:10  00:0F:C9:0C:F7:93  -71   54 -54    158     1479

The MAC addresses all start with the same 35 bits, so either they were made by
the same vendor or they were changed manually.