C:\Users\Sheila>cd Downloads
C:\Users\Sheila\Downloads>cd iperf-3.1.3-win64
C:\Users\Sheila\Downloads\iperf-3.1.3-win64>dir
Volume in drive C is Windows
Volume Serial Number is 4070-8FEE
Directory of C:\Users\Sheila\Downloads\iperf-3.1.3-win64
05/12/2022 02:04 PM .
05/12/2022 02:04 PM ..
05/12/2022 02:04 PM iperf-3.1.3-win64
0 File(s) 0 bytes
3 Dir(s) 346,887,204,864 bytes free
C:\Users\Sheila\Downloads\iperf-3.1.3-win64>./iperf3.exe -c 192.168.42.214
‘.’ is not recognized as an internal or external command,
operable program or batch file.
C:\Users\Sheila\Downloads\iperf-3.1.3-win64>.\iperf3.exe -c 192.168.42.214
‘.\iperf3.exe’ is not recognized as an internal or external command,
operable program or batch file.
C:\Users\Sheila\Downloads\iperf-3.1.3-win64>cd iperf-3.1.3-win64
C:\Users\Sheila\Downloads\iperf-3.1.3-win64\iperf-3.1.3-win64>dir