Kernel Drivers

How to Configure SNMP Monitoring on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure SNMP Monitoring on RHEL 7

How to Configure SNMP Monitoring on RHEL 7 Simple Network Management Protocol (SNMP) is one of the most widely supported protocols for monitoring network devices, servers, storage appliances, and virtually any managed infrastructure component. Configuring SNMP on Red Hat Enterprise Linux 7 allows your monitoring platform — whether Zabbix, LibreNMS, Nagios, or Prometheus with the […]

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How to Use Prometheus Blackbox Exporter for Endpoint Monitoring on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Use Prometheus Blackbox Exporter for Endpoint Monitoring on RHEL 7

How to Use Prometheus Blackbox Exporter for Endpoint Monitoring on RHEL 7 The Prometheus Blackbox Exporter probes external endpoints over HTTP, HTTPS, TCP, ICMP, and DNS from the perspective of an outside caller, making it an essential complement to node-level metrics collected by Node Exporter. While Node Exporter tells you about CPU load and memory […]

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How to Install Icinga2 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Icinga2 on FreeBSD 15

Introduction How to Install Icinga2 on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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How to Install Zabbix Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Zabbix Server on FreeBSD 15

Introduction How to Install Zabbix Server on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Install Prometheus on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Prometheus on FreeBSD 15

Introduction How to Install Prometheus on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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How to Configure syslog-ng for Centralised Syslog on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure syslog-ng for Centralised Syslog on RHEL 7

How to Configure syslog-ng for Centralised Syslog on RHEL 7 Every Linux system generates a continuous stream of log data from the kernel, system services, and applications. On a single host, rsyslog handles this adequately, but when you need to aggregate logs from dozens or hundreds of servers into a central repository, filter them intelligently, […]

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How to Set Up Yubikey Authentication on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Yubikey Authentication on FreeBSD 15

Introduction How to Set Up Yubikey Authentication on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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How to Configure ACLs on UFS File Systems on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure ACLs on UFS File Systems on FreeBSD 15

Introduction How to Configure ACLs on UFS File Systems on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf […]

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How to Enable ClamAV Antivirus on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Enable ClamAV Antivirus on FreeBSD 15

Introduction How to Enable ClamAV Antivirus on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15

Introduction How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, […]

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