Learn how to build secure VPNs using this powerful Open Source applicationKey FeaturesLearn how to install, configure, and create tunnels with OpenVPN on Linux, Windows, and MacOSXUse OpenVPN with DHCP, routers, firewall, and HTTP proxy serversAdvanced management of security certificatesBook DescriptionOpenVPN is a powerful, open source SSL VPN application. It can secure site-to-site connections, WiFi and enterprise-scale rem...

Simple 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 a...

Fully revised to cover the Red Hat Certified Engineer exam revision based on Red Hat Enterprise Linux 6 Updated for the release of Red Hat Enterprise Linux 6 and the related Red Hat Certified Engineer certification exam revision, RHCE Red Hat Certified Engineer Linux Study Guide, Sixth Edition provides complete coverage of all official exam objectives and the revised format for the RHCE exam. The RHCE exam revises twice annually and the latest exam update has removed multiple-choice questio...

Most applications these days are at least somewhat network aware, but how do you protect those applications against common network security threats? Many developers are turning to OpenSSL, an open source version of SSL/TLS, which is the most widely used protocol for secure network communications.The OpenSSL library is seeing widespread adoption for web sites that require cryptographic functions to protect a broad range of sensitive information, such as credit card numbers and other...

VMware 2V0-620 and 2V0-621 exams retired in 2019. We are continuing to make this content available for those who wish to use it to study the foundational information it contains.Trust the Official Cert Guide series from VMware Press to help you learn, prepare, and practice for exam success. They are the only VMware authorized self-study books and are built with the objective of providing assessment, review, and practice to help ensure you are fully prepared for you...

"Richard Deal's gift of making difficult technology concepts understandable has remained constant. Whether it is presenting to a room of information technology professionals or writing books, Richard's communication skills are unsurpassed. As information technology professionals we are faced with overcoming challenges every day...Cisco ASA Configuration is a great reference and tool for answering our challenges." --From the Foreword by Steve Marcinek (CCIE 7225), Systems Engineer,...

Cisco IOS Down & Dirty Quick Reference Companion is a FAST ACCESS to Cisco commands and examples. In addition; each command has a direct link to Cisco’s website for more information and examples. T [pastedGraphic.pdf] his digital reference guide is a MUST HAVE for any network administrator or engineer that I keep on my laptop, digital reader, or smartphone when you need it. (especially when you cannot get to the internet) With a complete list of commands, description, and link directly...

This is the eBook edition of the VCP-DCV for vSphere 7.x (Exam 2V0-21.20) Cert Guide. This eBook does not include access to the Pearson Test Prep practice exams that comes with the print edition.Learn, prepare, and practice for VMware Certified Professional - Data Center Virtualization for vSphere 7 exam success with this VCP-DCV for vSphere 7.x (Exam 2V0-21.20) Cert Guide from Pearson IT Certification, a leader in IT Certification learning.Master th...

To master the administration of Windows Server Hyper-V, this is the book you need. With over 50 useful recipes, plus handy tips and tricks, it helps you handle virtualization using best practice principles.Key FeaturesTake advantage of numerous Hyper-V best practices for administratorsGet to grips with migrating virtual machines between servers and old Hyper-V versions, automating tasks with PowerShell, providing a High Availability and Disaster Recover...

Discover real world scenarios for Proxmox troubleshooting and become an expert cloud builderAbout This BookFormulate Proxmox-based solutions and set up virtual machines of any size while gaining expertise even on the most complex multi-cluster setupsMaster the skills needed to analyze, monitor, and troubleshoot real-world virtual environmentsThis is the most up-to-date title on mastering Proxmox, with examples based on the new Li...

Ubuntu Server is a complete, free server operating system that just works, with the extra Ubuntu polish, innovation, and simplicity that administrators love.Now, there’s a definitive, authoritative guide to getting up and running quickly with the newest, most powerful versions of Ubuntu Server. Written by leading members of the Ubuntu community, The Official Ubuntu Server Book, Third Edition, covers all you need to know to make the most of Ubuntu Server, w...

A clear and comprehensive guide to TCP/IP protocolsKey FeaturesEssential reference to what's really going on at the network levelCovers Telnet, FTP, HTTP, SMTP, ESMTP, IMAP4, POP3, NNTP, and LDAPIP4 and IP6Book DescriptionThis book covers in detail the Open System Interconnection (OSI) reference model and the TCP/IP protocols that operate that different layers. Its coverage includes various application protocols. The authors ...