Applies to: Enterprise Manager Base Platform – Version 13.1.0.0.0 and later Information in this document applies to any platform. Goal This document provides the steps for configuring EM 13c to….

Environment Red Hat Enterprise Linux 7 Red Hat Enterprise Linux 8 Issue cockpit supports TLS v1.1 and v1.2 by default, how to restrict Cockpit to only support TLS v1.2? How….

Postfix supports TLS 1.2 from version 2.6 and TLS 1.3 from version 3.4 and newer. You can check the version you are using with the command: postconf -d | grep….

Environment Red Hat Enterprise Linux 6 (libvirt-0.10.2-62.el6 or later) Red Hat Enterprise Linux 7 (libvirt-daemon-2.0.0-10.el7 or later) Red Hat Virtualization Issue Need to disable older, insecure SSL/TLS protocols in libvirtd….

1. Locate the HBA address on the PCI bus: # lspci -k … 19:00.0 Fibre Channel: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02) Subsystem: QLogic….

1. install packages multipath # yum install device-mapper-multipath 2. Enable config multipath.conf # mpathconf –enable 3. Configure multipath.conf # vi /etc/multipath.conf defaults { path_selector “round-robin 0” path_grouping_policy failover failback immediate….

Log Warning:   [DEPRECATION WARNING]: Distribution redhat 8.6 on host 10.23.21.35 should use /usr/libexec/platform-python, but is using /usr/bin/python for backward compatibility with prior Ansible releases. A future Ansible release will….

1. Install packages vsftpd # yum install -y vsftpd 2. Create user for ftp # useradd -g [gid group] [user_name] # passwd [user_name] 3. Configure setup FTP Server on /etc/vsftpd/vsftpd.conf….

Set a limit on the OS version that can be updated. # subscription-manager release –show Release not set # subscription-manager release –set=7.2 Release set to: 7.2 # yum clean all….