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Detached  

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The current version of the System Security Services Daemon (SSSD) lets you evaluate sudo rules centrally on an LDAP server, even if the LDAP server is inaccessible.

A Question of View  

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Libraries in Windows 7 can group physical directories logically and offer a shared view of the files they contain, improving visibility of important data and increasing efficiency in document management.

Access Ticket  

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Mobile devices require special security considerations. In combination with IEEE 802.1X, Network Access Protection can ensure that mobile devices maintain the necessary security standards before they're granted access to the enterprise network.

Pen Test Tips  

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The powerful Metasploit framework helps you see your network as an intruder would see it. You might discover it is all too easy to get past your own defenses.

False Laurels  

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MobaXterm, a portable X server for Windows, bundles built-in Unix/Posix tools into a single portable EXE file, letting you use a Linux command line and tools on the Windows desktop.

Fresh Approach  

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Agile software development is common, but system administrators often don't have comparable options. A Ruby-based Nagios plugin called Cucumber-Nagios could change this.

Get Agile!  

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Running a handful of commands on a large number of systems is a classic admin problem. Func gives administrators a useful alternative to loops and SSH connections.

Apache Apogee  

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High performance and cloud suitability are the thrust of Apache 2.4. We give you the lowdown on transitioning your Apache HTTP Server from 2.2 to 2.4.

Heartbeat  

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Setting up high-availability cluster resources is part of the administrator's standard bag of tricks. We look at the basic setup of a cluster using the free OpenAIS/Corosync-based cluster suite.

Switching Station  

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Virtualization with VMware, KVM, and Xen is here to stay. But up to now, no virtual switch has supported complex scenarios. Open vSwitch supports flows, VLANs, trunking, and port aggregation just like major league switches.

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