Tag Archives: CentOS

LFCE Preparation Guide: Network Administration – Producing and delivering reports on system use, outages, and user requests

Introduction Again, the scope of this competency has been difficult for me to determine.  The only other seemingly-reputable LFCE guide on the Internet (TecMint) hasn’t yet published its post on this subject, and as with the previous post (Monitoring Network … Continue reading

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LFCE Preparation Guide: Network Administration – Monitoring Network Performance

Introduction The scope of this competency has been difficult for me to determine.  The only other seemingly-reputable LFCE guide on the Internet (TecMint) hasn’t yet published its post on this subject, and I’m very interested to see how they handle … Continue reading

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LFCE Preparation Guide: Network Administration – Implementing Packet Filtering

Introduction By “packet filtering,” the Linux Foundation here appears to be referring to iptables in the CentOS environment.  While iptables is still usable on RHEL/CentOS 7, it is by default replaced by firewalld (part of the systemd software suite), which … Continue reading

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LFCE Preparation Guide: Network Administration – Configure network services to start automatically at boot

Introduction This competency is so rudimentary and narrow in scope that it seems almost out of place on the domains and competencies chart when compared with others such as installing and configuring an Apache web server, but it’s certainly fundamental … Continue reading

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The (Very Unofficial) Linux Foundation Certified Engineer Examination Preparation Guide

IMPORTANT:  What to Expect of this Guide This really belongs past the below introduction, but I want everyone to see it clearly.  This guide probably won’t be like most other guides out there, but that’s because I don’t think the … Continue reading

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Installing Red Hat Enterprise Linux Guest Domains in Windows Server 2012 R2 Hyper-V

So I finally got my hands on a sweet HP rig (ProLiant BL460c Gen8) with Windows Server 2012 R2 installed.  Yeah, it’s got 32 processor cores with Hyperthreading, 128 GB of RAM, and 3 TB of SAN storage over a … Continue reading

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