Category Archives: Networking & System Administration

Practical TCP/IP: Designing, Using & Troubleshooting TCP/IP

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If sndconfig is not configuring the sound card correctly, or at all, try: This command lets you manually specify the plug and play values for the card. Because y and z are each followed by a :, they require arguments. Setting up an FTP server for basic operation can be just as simple, though a little varied. Most of these problems result from one of three situations: N Testing Red Hat Linux for compatibility with every piece of hardware is simply not possible.

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Running Linux

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The third line (options ne io=0x300 irq=10) tells the ne driver at which io address and irq interrupt it will find the ISA card at. I will in no case be liable for any monetary damages arising from such loss, damage or destruction. The first field of atq’s output shows its job number, the same one displayed when you submitted the job. After entering the correct passphrase, a new database file is written that includes the valid violations.

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Linux Networking Architecture by Wehrle, Klaus, Pahlke,

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Note that MD5 refers to Message Digest 5, an algorithm developed by RSA, Inc. to compute the digest of the entire data of a message. Anyone familiar with one installation finds easy entrée to other similar installations that have not been altered from the installation defaults. Maximum: The maximum number of days the password is valid. In this chapter, we look at those requirements. Using hwclock -w or hwclock -s in a system initialization script (or, as you will see shortly, using rdate to sync the system and hardware time to an external time source), enables you to maintain accurate and consistent time on your Red Hat Linux system.

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Fedora 11: Administration, Networking, Security

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Ethan McCallum demonstrates how easy it is to use. For example, use different passwords for your PennKey password, a machine you run yourself, online services, etc. Generally you need one nameserver, but you can include up to three, if you’d like. N --card — Use card ; this card name should be from the list of cards in Xconfigurator. See also network services aliases, setting up, 98, 343–344 configuring, 340–341 files and commands, using other, 345 IMAP4 (Internet Message Access Protocol 4), configuring, 343 installation, checking, 339–340 macro processor, 341 mail queue, managing, 341–342 POP3 (Post Office Protocol version 3), configuring, 338, 342–343 serial cards, 449 serial interface, mouse, 35 serial line Internet protocol.

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Linux NFS and Automounter Administration (Craig Hunt Linux

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This ultra small edition of Linux is capable of networking, file sharing and being a web server. Other possible options are user, the default setting; domain; and server. First, a surprising number of files may change just in the ordinary course of the day’s operations. This text has been written for the most current and popular Linux Operating System, Red Hat Fedora. The CTDP Linux Programmer's Guide - This guide documents much about programming on the Linux operating system, from script writing, to C and more.

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Ubuntu 9.04 Desktop Guide

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Mostly people use a computer to create something else not just to play with the the computer itself. If identifiable sections of that work are not derived from the Program, and can be reasonably considered independent and separate works in themselves, then this License, and its terms, do not apply to those sections when you distribute them as separate works. This article continues the discussion of using PowerShell for file management by looking at file screening techniques...

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Ubuntu 9.04: System Administration and Security

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Show the amount of time since the last reboot. (=print status) List the processes currently run by the current user. The IO-APIC bus connects the CPUs in an SMP system. You may have to apply some trial and error if you are messing with IO addresses and IRQs without a manufacturers manual. The default value is $HOME/.bash_history. You might want to change this to something like 'mediaserver', rather than the default 'ubuntu' to avoid confusion with any other Ubuntu installations you may have running on the same network.

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DB2 Universal Database V8 for Linux, UNIX, and Windows

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Now that you know a little about addressing, you need to learn how the address, and also the data, is transmitted across the network. Indeed, the name Pine was originally an acronym for pine is not elm. It is a secure alternative to rcp and ftp, because, like ssh, the password is not sent over the network in plain text. How is fibre channel different from ISCSI? If your system has only one Ethernet card, you see only the eth0 tab.

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Linux: Networking for Your Office

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Sobbell, the book explains how to work with the Linux operating system from the command line. As for the size (storage capacity) of the drive, most new systems seem to have 8 to 10GB of capacity. Before detailing these individual kernel parameters, it is important to fully understand the key kernel components that are used to support the Oracle Database environment. Using the basic touch command, as above, will simply force the current date and time upon the specified file. Home directory: The absolute path to the directory the user will be in when they log in.

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Linux System and Network Service Management Technology

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There will also be no reported errors on the screen or any of the log files in the /var/log/ directory. Of course, on the server, you have more leeway as to where to store home directories, but see the next suggestion. A memory test will confirm this one way or another. For example, if a change made in the X Window System configuration on a machine that has been set up to boot into a GUI has rendered the system unusable, it is possible to temporarily boot into a console (i.e., all-text mode) runlevel (i.e., runlevels 3 or 1) in order to repair the error and then reboot into the GUI.

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