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For the purposes of clarity, these are examples, not prototypes.
Get basic info, channel, mode, etc..
$ sudo iw wlan0 info Interface wlan0 ifindex 3 wdev 0x1 addr b8:27:eb:9f:d3:52 ssid pg-guest type AP wiphy 0 channel 11 (2462 MHz), width: 20 MHz, center1: 2462 MHz txpower 31.00 dBm
Get stats on all the wireless clients connected to your access point.
$ sudo iw dev wlan0 station dump Station 80:19:34:62:17:81 (on wlan0) inactive time: 1000 ms rx bytes: 56189 rx packets: 525 tx bytes: 2806639 tx packets: 28253 tx failed: 0 signal: -65 [-65] dBm tx bitrate: 72.2 MBit/s rx bitrate: 65.0 MBit/s authorized: yes authenticated: yes associated: yes WMM/WME: yes TDLS peer: yes DTIM period: 2 beacon interval:100 short slot time:yes connected time: 788 seconds