🟡 Medium ⏱ 5–30 min Last verified: 24 March 2022 Affected versions: Debian 11 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
🟠 High ⏱ 5–30 min Last verified: 22 March 2022 Affected versions: Windows Server 2019 📖 ~2 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
PXE (Preboot eXecution Environment) boot lets you install an operating system over the network without a physical USB drive or DVD. On RHEL 8 this capability is built from three cooperating services: a DHCP server that hands out IP addresses and points new clients to the boot server, a TFTP server that delivers the initial […]
FreeIPA is Red Hat’s integrated identity management solution that bundles LDAP (389 Directory Server), Kerberos, DNS, NTP, and a certificate authority into a single coherent platform. It is the upstream project for Red Hat Identity Management (IdM) and is fully supported on RHEL 8. FreeIPA dramatically simplifies managing users, groups, hosts, and policies across a […]
🟡 Medium ⏱ 5–30 min Last verified: 9 February 2022 Affected versions: 8.4 8.5 8.6 8.7 8.8 8.9 8.10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention […]
How to Set Up a DHCP Server with ISC DHCP on RHEL 7 The ISC DHCP server is the most widely deployed DHCP implementation in enterprise Linux environments. Running your own DHCP server on RHEL 7 gives you full control over IP address assignment, lease times, gateway and DNS options, and fixed-address reservations for servers […]
🟠 High ⏱ 5–30 min Last verified: 28 January 2022 Affected versions: Ubuntu 16.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
🟠 High ⏱ 5–30 min Last verified: 26 January 2022 Affected versions: 20.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
How to Configure NTP Time Synchronisation on Windows Server 2012 R2 Accurate, synchronised time is a foundational requirement in Windows Server environments. Active Directory Kerberos authentication has a maximum default clock skew tolerance of five minutes — if any machine’s clock drifts beyond this threshold, domain users and computers cannot authenticate, causing widespread service outages. […]
🟠 High ⏱ 5–30 min Last verified: 15 January 2022 Affected versions: Windows Server 2012 R2 📖 ~2 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related […]
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