pulseaudio How to hear my voice in speakers with a mic under linux? My little son got a real proffesional microphone on his birthday as he likes to sing but we realized that we have a big problem. There is no device to plug it into. Only thing capable to play some sound was a panasonic soundbar but it does not have any ports avaliable besides HDMI (ARC).
mikrotik Ipv6 address propagation on Mikrotik Time to another part of the ipv6 story. We already have ipv6 subnet sharing linux-6to4-mikrotik configured so lets propagate some prefixes across the internal network. Like in the previous blog
gpg GPG handy commands Some time ago I've decided to share a post about making yourself a perfect GPG keypair that covered the basics around creating a perfect GPG key. Here is a little
gpg Make yourself a perfect GPG keypair Create yourself a perfect gpg keypair! Step by step guide to make your gpg working.
ssh Perfect ssh config Recently I've installed latest openssh (7.5p1) to mess around with the config. As i'm having lots of hosts decided to use Include to make things more clear. Here is a basic file structure: ~/.ssh/ ├── config └── config.d ├── crp │ ├── prod │ ├── puppet │ ├── qa │ └── test └── priv
linux page allocation failure Recently found a problem with my rasbian running on rpi3. I'm using it quite heavily running couple services that are consuming(some of them caching) almost all memory. Here is some dmesg snipet: swapper/0: page allocation failure: order:0, mode:0x2080020(GFP_ATOMIC)
linux Supermicro IPMIView on linux Graphical IPMI tools make life easier as you don't have to remember commands or syntax and as most GUI tools are provided by the IPMI device vendors, they may offer vendor specific functionality that isn't available in the generic command line tools. Of course,
linux Openswan IPsec VPN tunnel with McAfee firewall This time I want to gather some info about IPsec VPN and show how to build a "Pre Shered Key" IPsec tunnel between McAfee firewall and linux CentOS
centos Centos kickstart made quickly First download a netinstall iso as we will be installing everyting from scratch. Lets go with CentOS-6.5-x86_64-netinstall.iso Mount the ISO and copy all files as we will be creating our own image natur@x240 ~ $ sudo mount -t iso9660 -o loop CentOS-6.
linux RAID array on gpt partitions Prepare discs for new array with parted. root@host:~# parted -a optimal /dev/sde GNU Parted 2.3 Using /dev/sde Welcome to GNU Parted! Type 'help' to view a list of commands. (parted) mklabel gpt Warning: The existing disk label on /dev/sde
linux Checking VGA under linux Let's assume, that you have several graphic cards on your desktop, and you want to see more details about them, because you dont remember exact model number and other stuff. My first look is always lspci but it wont give you the full view.