Essential SNMP, 2nd EditionSimple Network Management Protocol (SNMP) provides a "simple" set of operations that allows you to more easily monitor and manage network devices like routers, switches, servers, printers, and more. The information you can monitor with SNMP is wide-ranging--from standard items, like the amount of traffic flowing into an interface, to far more esoteric items, like the air temperature inside a router. In spite of its name, though, SNMP is not especially simple to learn.
O'Reilly has answered the call for help with a practical introduction that shows how to install, configure, and manage SNMP. Written for network and system administrators, the book introduces the basics of SNMP and then offers a technical background on how to use it effectively. Essential SNMP explores both commercial and open source packages, and elements like OIDs, MIBs, community strings, and traps are covered in depth. The book contains five new chapters and various updates throughout. ...
grep Pocket Referencegrep Pocket Reference is the first guide devoted to grep, the powerful Unix content-location utility. This handy book is ideal for system administrators, security professionals, developers, and others who want to learn more about grep and take new approaches with it - for everything from mail filtering and system log management to malware analysis. ...
Managing NFS and NIS, 2nd EditionA modern computer system that's not part of a network is even more of an anomaly today than it was when we published the first edition of this book in 1991. But however widespread networks have become, managing a network and getting it to perform well can still be a problem.Managing NFS and NIS, in a new edition based on Solaris 8, is a guide to two tools that are absolutely essential to distributed computing environments: the Network Filesystem (NFS) and the Network Information System (formerly called the "yellow pages" or YP).
The Network Filesystem, developed by Sun Microsystems, is fundamental to most Unix networks. It lets systems ranging from PCs and Unix workstations to large mainframes access each other's files transparently, and is the standard method for sharing files between different computer systems. ...
Mercurial: The Definitive GuideThis instructive book takes you step by step through ways to track, merge, and manage both open source and commercial software projects with Mercurial, using Windows, Mac OS X, Linux, Solaris, and other systems. Mercurial is the easiest system to learn when it comes to distributed revision control. And it's a very flexible tool that's ideal whether you're a lone programmer working on a small project, or part of a huge team dealing with thousands of files.
Mercurial permits a countless variety of development and collaboration methods, and this book offers several concrete suggestions to get you started. ...
RT EssentialsIn a typical organization, there's always plenty that to do such as: pay vendors, invoice customers, answer customer inquiries, and fix bugs in hardware or software. You need to know who wants what and keep track of what is left to do.
This is where a ticketing system comes in. A ticketing system allows you to check the status of various tasks: when they were requested, who requested them and why, when they were completed, and more. RT is a high-level, open source ticketing system efficiently enabling a group of people to manage tasks, issues, and requests submitted by a community of users.
RT Essentials, co-written by one of the RT's original core developers, Jesse Vincent, starts off with a quick background lesson about ticketing systems and then shows you how to install and configure RT. This comprehensive guide explains how to perform day-to-day tasks to turn your RT server into a highly useful tracking tool. One way it does this is by examining how a company could use RT to ...
The Complete FreeBSD, 4th EditionFreeBSD is by far the most popular version of BSD, the legendary operating system that has contributed a great deal to every version of Unix® in use today (including Mac OS X). Originally a community effort by the University of California at Berkeley, FreeBSD was aimed at making Unix a little friendlier and easier to use. By the time other free operating systems came along, BSD was firmly established and very reliable. And it continues to be today.
For seven years, the FreeBSD community has relied on Greg Lehey's classic, The Complete FreeBSD, to guide them through its configuration and administration. ...
Linux in a Nutshell, 6th EditionEverything you need to know about Linux is in this book. Written by Stephen Figgins, Ellen Siever, Robert Love, and Arnold Robbins -- people with years of active participation in the Linux community -- Linux in a Nutshell, Sixth Edition, thoroughly covers programming tools, system and network administration tools, the shell, editors, and LILO and GRUB boot loaders.
This updated edition offers a tighter focus on Linux system essentials, as well as more coverage of new capabilities such as virtualization, wireless network management, and revision control with git. It also highlights the most important options for using the vast number of Linux commands. You'll find many helpful new tips and techniques in this reference, whether you're new to this operating system or have been using it for years. ...
Asterisk: The Definitive Guide, 3rd EditionDesign a complete VoIP or analog PBX with Asterisk, even if you have no previous Asterisk experience and only basic telecommunications knowledge. This bestselling guide makes it easy, with a detailed roadmap to installing, configuring, and integrating this open source software into your existing phone system.
Ideal for Linux administrators, developers, and power users, this book shows you how to write a basic dialplan step by step, and quickly brings you up to speed on the latest Asterisk features in version 1.8. ...
Understanding PaaSThe least understood feature of cloud computing, Platform as a Service (PaaS), is also the most powerful and cost effective. This concise overview shows you why organizations that properly wield PaaS can quickly gain a strong competitive advantage. You'll learn how PaaS enables developers to pursue low cost R&D projects, lets system administrators focus on systems rather than servers, and helps architects evaluate new technology quickly and directly.
Many reliable PaaS providers are available today, including services from Amazon, Red Hat, and Google. This book offers valuable advice for technically and not-so-technically minded people who want to understand how PaaS can change the way organizations do computing. ...
Beginning iOS 5 Application DevelopmentIdeal for beginning developers who are eager to create native applications for Apple's mobile devices, this full-color guide walks you through the core building blocks of iPhone and iPad® application development, including new features such as iCloud Programming, Twitter integration, importing and exporting documents from within your iOS applications, the new Xcode 4, multitasking features, location-based services, the notification system, and more. You'll quickly discover that this book is replete with everything you need in order to confidently build your first iPhone or iPad application. ...