The package caching-nameserver is integrated in the bind package! So these two packages have to be installed: # yum install bind bind-chroot Than set named_write_master_zones 1 # setsebool -P named_write_master_zones 1 Allow queries on port 53 for DNS requests # iptables -A INPUT -m state –state NEW -m tcp -p tcp –dport 53 -j ACCEPT…
Installing KVM on RHEL6 is quite a simple process when having a yum repository. The main package is the kvm package (hypervisor). # yum install kvm To manage the vm’s you’ll need a tool called virt. # yum install virt-manager libvirt libvirt-python python-virtinst libvirt-client xorg-x11-xauth
List all virtual systems: #virsh list Start/Stop virtual os: #virsh start virtosname #virsh shutdown virtosname #virsh destroy virtosname (like a power off) Access a virtual console: # virsh console virtosname Autostart virsh server: # virsh autostart virtosname
umount /crypto fsck.ext4 -C 0 -f /dev/mapper/crypto cryptsetup luksClose crypto lvextend -L +100M /dev/cryptovg/crypto cryptsetup luksOpen /dev/cryptovg/crypto crypto cryptsetup -v resize crypto fsck.ext4 -f /dev/mapper/crypto resize4fs /dev/mapper/crypto (you’ll need to install e4fsprogs to use resize4fs) fsck.ext4 -f /dev/mapper/crypto mount /dev/mapper/crypto /crypto
lvcreate -L 500M -n crypto cryptovg Fill your partition with random data: dd if=/dev/urandom of=/dev/ cryptovg /crypto initialize your partition: cryptsetup –verbose –verify-passphrase luksFormat /dev/ cryptovg / crypto open the newly encrypted device: cryptsetup luksOpen /dev/ cryptovg / crypto cryptosec check it’s there: ls -l /dev/mapper | grep cryptosec create a filesystem: mkfs.ext4 /dev/mapper/cryptosec mount…