To perform a factory reset on the Samsung GT-C3330, you must enter the code on the telephone keypad
Continue reading “Hard Reset Samsung GT-C3330”How to find out the size of a folder in Linux
I will give below examples of commands by which it is possible to look at the size of folders in Linux.
For example, using the du command (the size of the subfolders is displayed and the total size at the end, the sudo command is used to elevate privileges to access all folders):
Continue reading “How to find out the size of a folder in Linux”Change the default printer in Microsoft Access
Asked once to change the default printer in Microsoft Access 2010.
Since for some reason the first one was not the one specified by default in the control panel.
Continue reading “Change the default printer in Microsoft Access”Firmware update ASUS WL-520GU
Using the example, I will update the firmware in the old ASUS WL-520GU router.
Continue reading “Firmware update ASUS WL-520GU”Configuring Cisco Catalyst 6509-E
Using an example, I will configure the Cisco Catalyst 6509-E with firmware 12.2 (33) SXJ7.
And so, connect to the console port, the standard speed is 9600 bps, 8N1.
Example of commands to view information about firmware and hardware:
Continue reading “Configuring Cisco Catalyst 6509-E”Cisco Catalyst 6500 Management Access Restriction
To limit access to the management of the Cisco Catalyst 6500, first we make an access-list with IP addresses from which we will later allow us to connect to the device via SNMP, telnet, etc.:
Continue reading “Cisco Catalyst 6500 Management Access Restriction”Sony Ericsson E15i Xperia X8 firmware update
On the test, I will update the firmware of Sony Ericsson E15i Xperia X8 from Windows 7.
Continue reading “Sony Ericsson E15i Xperia X8 firmware update”Solving the error “mount: unknown filesystem type LVM2_member”
I once executed a command to mount a disk:
Continue reading “Solving the error “mount: unknown filesystem type LVM2_member””How to reset Linux root password via GRUB
I will give an example of changing the root password for systems similar to Ubuntu, CentOS, Fedora:
Continue reading “How to reset Linux root password via GRUB”How to reset Linux root password via Live CD
If it is not possible to use the GRUB bootloader as I described in this article – How to reset the root password in Linux via GRUB, you will have to run a Live CD, for example Ubuntu Desktop, at startup select “Try Ubuntu …” instead of installing, and then it will start.
How to make bootable flash drives I described here – How to create a bootable flash drive