Archivo de la categoría: CentOS

Saltar al final de los metadatos Creado por Fredrik Mikker, modificado por última vez por Martin Sharples el jul 25, 2017 Ir al inicio de los metadatos Version This article was written for version 6 of OP5 Appliance System, it could work on both lower and higher version if nothing else is stated. Articles in community space is not… Read More: extend root filesystem CENTOS 7 »

curl -fsSL https://get.docker.com/ | sh

http://darkoperator.squarespace.com/msf-centosrhel/

LC_CTYPE.txt vi /etc/environment add these lines… LANG=en_US.utf-8 LC_ALL=en_US.utf-8

Install the ELRepo and GPG key rpm –import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org yum install -y http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm Enable kernel updates from elrepo yum-config-manager –enable elrepo-kernel Remove old kernel stuff yum remove -y kernel-{devel,tools,tools-libs} Install the ELRepo built kernel and grub2-tools yum install -y kernel-ml kernel-ml-{devel,tools,tools-libs} grub2-tools We ensure these exist on the off chance they were removed during the… Read More: Upgrade Kernel on Centos7 via ELRepo »

Posted August 8, 2017 by Peter Teoh To increase the disk size inside the VMware guest running CentOS7 (7.3, 1611) these are the steps needed: a. Remove all snapshots from your Vmware image, or if you cannot afford to remove the snapshot, shutdown the guest OS, and «clone from snapshot» (you can select any specific… Read More: How to extend the disk size in my VMware guest… »

How to install Fail2Ban on CentOS 7 On this page Installing Fail2Ban Configure settings for Fail2Ban Add a jail file to protect SSH. Running Fail2Ban service Tracking Failed login entries Checking the banned IPs by Fail2Ban Check the Fal2Ban Status Unbanning an IP address Most Linux servers offer an SSH login via Port 22 for… Read More: fail2ban Centos 7 with firewalld »

firewall-cmd –get-default-zone firewall-cmd –get-services sudo firewall-cmd –zone=public –permanent –add-service=http sudo firewall-cmd –zone=public –permanent –add-service=https sudo firewall-cmd –zone=public –permanent –add-service=samba sudo firewall-cmd –permanent –zone=public –add-port=3838/tcp sudo firewall-cmd –permanent –zone=public –add-port=8787/tcp sudo firewall-cmd –reload