To install Debian GNU/Linux from network using a USB stick, download an installer image from here, from here if you need some non-free firmware or from here for the freshest version available.
Insert your usb stick and identify the device using dmesg.
dmesg
.
..
...
[3848496.714205] usb 3-2: new high speed USB device using ehci_hcd and address 4[3848496.847464] usb 3-2: New USB device found, idVendor=03f0, idProduct=5307
[3848496.847468] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[3848496.847472] usb 3-2: Product: v165w
[3848496.847475] usb 3-2: Manufacturer: HP
[3848496.847478] usb 3-2: SerialNumber: 00000000000064
[3848496.847595] usb 3-2: configuration #1 chosen from 1 choice
[3848497.230156] Initializing USB Mass Storage driver...
[3848497.230383] scsi8 : SCSI emulation for USB Mass Storage devices
[3848497.230523] usb-storage: device found at 4
[3848497.230527] usb-storage: waiting for device to settle before scanning
[3848497.230541] usbcore: registered new interface driver usb-storage
[3848497.230548] USB Mass Storage support registered.
[3848502.230522] usb-storage: device scan complete
[3848502.231119] scsi 8:0:0:0: Direct-Access hp v165w 0.00 PQ: 0 ANSI: 2
[3848502.233229] sd 8:0:0:0: [sdh] 7892040 512-byte logical blocks: (4.04 GB/3.76 GiB)
[3848502.233720] sd 8:0:0:0: [sdh] Write Protect is off
[3848502.233724] sd 8:0:0:0: [sdh] Mode Sense: 00 00 00 00
[3848502.233728] sd 8:0:0:0: [sdh] Assuming drive cache: write through
[3848502.236846] sd 8:0:0:0: [sdh] Assuming drive cache: write through
[3848502.236851] sdh:
[3848502.906878] sd 8:0:0:0: [sdh] Assuming drive cache: write through
[3848502.906884] sd 8:0:0:0: [sdh] Attached SCSI removable disk
So, in my case the device is /dev/sdh:
cat firmware-6.0.4-amd64-netinst.iso > /dev/sdh
sync
That's it, just boot from the USB stick and enjoy!
