Connect to Cisco device with USB cabel on linux

user@computer:~$ dmesg | grep tty[ 0.088345] printk: console [tty0] enabled[ 0.418156] serial8250: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A[ 5.030307] usb 1-3.1.3: pl2303 converter now attached to ttyUSB0[86188.149229] pl2303 ttyUSB0: pl2303 converter now disconnected from ttyUSB0[86271.641530] usb 1-2: pl2303 converter now attached to ttyUSB0[86796.881771] pl2303 ttyUSB0: pl2303 converter now

Reimage/downgrade Firepower FTD 1100/2100

I had some problems while downgrading so here are my steps. Documentation is not really clear about this, so here are the steps. from fxos, reformat systemfirepower-2110# connect local-mgmtfirepower-2110(local-mgmt)# format everythingAll configuration and bootable images will be lost.Do you still want to format? (yes/no):yes enter rommon and boot via tftprommon 1 > address 10.86.118.4rommon 2

Stop using “reload in”

Start using revert. Configure archive archive log config hidekeys path <flash|disk0>:Archives maximum 8 write-memory time-period 525600  Use configure terminal revert timer <X> Wait for <X> minutes for configuration to revert or use configure confirm for successfull implementation source, cisco documentation

Upload files to your Cisco ASA via pscp – no password prompt

– make sure you have defined user on ASA with privilege 15– make sure you have ssh scopy enable configured– on your linux host enter pscp -pw <password> <filename> <username>@<ASA IP>:<location/filename> something like: pscp -pw THISisp4ssw0rdf anyconnectfile.pkg adminusername@8.8.8.8:disk0:/anyconnectfile.pkg if you want to use scp with password prompt use: scp anyconnectfile.pkg adminusername@8.8.8.8:disk0:/anyconnectfile.pkg