Technology / Information Technology

This book answers the questions that all companies considering outsourcing some of their IT projects ask themselves. Which projects should be outsourced? How do you choose a provider, and in which country? How do you assess the risks and return on investment? Packed with practical advice and checklists, the book offers concrete and operational solutions for successfully completing each phase of the project: preparatory steps, choosing the provider and the outsourcing method (fixed price, time and materials, etc.), contractual aspects, team organization, project monitoring methodology, testing and acceptance, deployment, monitoring, and security.

This book delves into the inner workings of modern computing to provide a fresh perspective on network design and their own computing activities.
It analyzes in detail how computers and networks function, how information is processed and delivered, and the security threats lurking in the shadows. It defines the security problems inherent in each stage of networking and emphasizes the confidentiality and security issues inherent in communications and computing today. An essential book for anyone interested in IT security (students, security professionals, and IT managers).

This book on network security with Cisco is aimed at network administrators who want to improve the security of their domain and
also to students already familiar with the manufacturer's range.
From the famous Access Lists to the latest innovations in protocol analysis and SSL VPN, and network security
This book, focusing on wireless connectivity, offers an overview of what can be done to effectively protect your network by making the most of it.
the possibilities offered by equipment commonly used by businesses.
The topic of security is initially addressed by establishing a correspondence with the layers of the OSI model before being
examined in detail with the specific configurations of Wi-Fi access points, routers, Ethernet switches and firewalls.
Security issues surrounding IP telephony are addressed in a separate chapter, which also explores the...
measures to preserve the confidentiality of communications through cryptography.
The book aims to be educational and presents the preliminary considerations for building a secure infrastructure as well as the configurations of
equipment, illustrated with the countless possibilities of the Cisco command line.

Asterisk, the world's most widely used open-source IP telephony system, appeals to businesses of all sizes seeking reliable and cost-effective telephony solutions. Through a real-world business case study, this guide assists system administrators in designing and deploying their VoIP network. Beyond traditional voicemail, fax, and audio conferencing features, the Asterisk IP PBX also serves as a SIP interface with ISP equipment such as Freebox and public networks (PSTN, GSM, etc.). A true toolbox for developing powerful telephony applications, it integrates seamlessly with the web, email, instant messaging, and LDAP directories.

Exclusive themed guides to master and boost your PC. A 100% magazine with practical tips and tricks

Windows & Internet Pratique was created from the merger of Windows News, the leading Windows magazine for almost 20 years, and Internet Pratique, the first monthly magazine on the Internet.