Upgrade IOS on an ASR-1002F

Steps to upgrade IOS on an ARS-1002F are as follows:

1. Copy your IOS .bin file to a USB stick and connect it to USB0 on the front of the ASR
2.  Connect the power and press 'Escape' on startup to access ROMMON
3. At the prompt do > boot usb0:
4. The router will boot using the ASR image you have on the USB
5. Once booted do #copy usb0:asr10~7q.bin bootflash:
6. Confirm the location and the .bin file will transfer
7. Next, set the system to boot from bootflash - #boot system flash bootflash:asr10~7q.bin
8. Next set the config-register to ensure it boots properly - (config)#config-register 0x2102
9. Write this - #wr mem
10. Finally reload the asr and ensure it boots correctly - #reload

Password Recovery on a Catalyst 3750-E

Password recovery on a Catalyst 3750-E

• Press and hold the Mode button on the front of the system then connect the power

• Continue holding until the SYS LED blinks from green, to amber, to green, then turns solid green.

• Release Mode and you should have a prompt for – switch:

• Do – switch: flash_init

• Next do – switch: dir flash:

• Next do - switch:  rename flash:config.text flash:config.old

• Next do – switch: boot

• Once the system reboots you can either save the blank config and work from a clean install                   #wr mem

• Or, recover the old config and reset the password:   

                       #rename flash:config.old flash:config.text

• Then do - #copy flash:config.text system:running-config

• Change all the passwords and apply an appropriate user account:

          (config)#enable secret [password]

          (config)#username Trevor password [password]

          (config)#line con 0

                        password [password]

                        login

          (config)#line vty 0 4

                       password [password]

                       login

• Finally save the config and reload -

                     #wr mem

                     #reload

Password Recovery on a Cisco 5580

 Steps to reset a password on a Cisco ASA 5580

• Boot the system and press escape as the system loads
• At ROMMON set confreg to 0x41 - >confreg 0x41
• then reload >boot
• When prompted type 'No' to by pass the auto configuration steps.
• Once at the command prompt copy the start-up config to running config:

           #conf t

          (config)#copy start run

• Next change the password to on of your choice:

         (config)#password [password]

         (config)#enable password [password]

• Add a user account with priv 15 access:

         (config)#username Trevor password [password] priv 15

• Change the configuration register back to the correct one:

         (config)#config-register 0x1

• Finally write this and then reload:

          #wr mem

         #reload

•  Test and you should be good.