All-in-One Guides:Linux administration tips for Red Hat, SUSE, networks, security
Linux administration tips for Red Hat, SUSE, networks, security
Linux security tools and network monitoring
Get all the necessary tools for hardening your Linux security, like Snort, Nessus, Nmap and more. Then, lock down your perimeter with open source network monitoring tool Nagios.
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Linux networking: Using ip tool instead of ifconfig
Tip - If your server was configured manually, make sure the Linux network is set up with the correct IP configurations and the ip tool is being used to monitor your systems.
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Using nmap for Linux administration and security
Tip - The open source tool nmap is ideal for network troubleshooting, scanning and auditing. The tool can be used to identify devices on the network as well as the services running on them. It can also identify advanced information, such as operating systems...
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Learning Linux security administration
Tip - Learning Linux, especially Linux security administration, can seem particularly tricky for those only well-versed in Windows. Here, security expert James Turnbull offers some pointers for getting up to speed.
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Tip - Learn how to use Red Hat Enterprise Linux 4 commands and utilities to configure your network from a GUI or command line.
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Troubleshooting Linux networking problems
Tip - Analyze and repair network problems related to your Linux system in three steps: determine if the network card is there, then check the hardware configuration and drivers. Some hardware also needs to be checked for module compatibility and tainted kernel...
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Network gumshoe: Improving performance takes teamwork
Tip - Unclogging network bottlenecks can be tricky business, but assigning the right people to manage the task is a step in the right direction.
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Protecting your wireless network
Ask the Expert - Security expert James Turnbull explains the principles of wireless security.
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Linux distribution migration: Planning for efficiency
Tip - Migrating from one Linux distribution to another to consolidate the operating systems within your data center? Learn what steps are needed for a smooth transition with support.
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10 Tips in 10 Minutes - Harden your Linux security further with these tips on Bash, the command line, PAM, Novell's AppArmor and more.
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Linux Networking Cookbook, Chapter 7: Secure remote administration with SSH
Tip - This chapter from Linux Networking Cookbook helps administrators manage remote networks securely with OpenSSH. Learn about authentication, encryption, and data transfers.