Linux e-mail : set up, maintain, and secure a small office e-mail server /

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"This book gives you just what you need to know to set up and maintain an email server. Unlike other approaches that deal with one component at a time, this book delivers a step-by-step approach across all the server components, leaving you with a complete working email server for your small bu...

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Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Haycox, Ian
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Birmingham, U.K. : Packt, ©2009.
Edición:2nd ed.
Colección:From technologies to solutions.
Temas:
Linux.
Linux
Electronic mail systems.
Electronic mail messages.
Electronic Mail
Courrier électronique.
electronic mail.
COMPUTERS > Desktop Applications > Email Clients.
COMPUTERS > System Administration > Email Administration.
Electronic mail messages
Electronic mail systems
Acceso en línea:Texto completo (Requiere registro previo con correo institucional)
Tabla de Contenidos:
  • Cover; Copyright; Credits; About the Author; About the Reviewers; Table of Contents; Preface; Chapter 1: Linux and E-mail Basics; Why manage your own e-mail server; What you need to host an e-mail server; Sizing the hardware of your e-mail server; Main e-mail protocols-SMTP, POP, and IMAP; Overview; POP protocol; IMAP protocol; The SMTP protocol; E-mail and DNS; DNS record types used by e-mail applications; Backup mail servers; Summary; Chapter 2: Setting up Postfix; Introduction to Postfix; What is Postfix; Postfix architecture: An overview; New message arrival; Scheduling message deliveries
  • Message deliverySupporting programs; Installation and basic configuration; Choosing the Postfix version; Installing from a package; Installing from source code; The Postfix configuration; main.cf; master.cf; Lookup tables; Getting Postfix up and running; Domains and hostnames; Indirect mail delivery through your ISP; Choosing network interfaces; Choosing mailbox format for local deliveries; Error reporting; Other useful configuration parameters; Starting Postfix and sending the first message; Stopping spam and other unwanted messages; Postfix's anti-spam methods: An overview
  • Understanding SMTP restrictionsAccess maps; Access map examples; Implementing new policies; Using DNS blacklists; Choosing DNS blacklists; Stopping messages based on content; Configuring header and body checks; Header and body checks examples; Caveats; Virtual alias domains and local aliases; Virtual alias domains; Many virtual alias domains mapping to one local domain; One virtual alias domain mapping to many local domains; Group addresses; Introducing MySQL lookups; Local aliases; Command deliveries; Common pitfalls; Other address rewriting mechanisms; Troubleshooting Postfix problems
  • Reading and interpreting the log filesMessage queue ID; SMTP submission and local delivery; Local submission and SMTP delivery; Connection problems upon SMTP delivery; Getting more detailed log messages; Troubleshooting lookup tables with Postmap; Getting help from the Postfix mailing list; Summary; Chapter 3: Incoming Mail with POP and IMAP; Choosing between POP and IMAP; Downloading and installing Courier-IMAP; Installing Courier-IMAP from a distribution repository; Installing Courier-IMAP from RPM; Installing Courier-IMAP using the Debian package format; Installing Courier-IMAP from source
  • PrerequisitesBuilding the Courier Authentication Library; Configuring the Courier Authentication Library; Resolving errors; Building Courier-IMAP; Handling errors; Using POP3; Configuring Courier-IMAP for POP3; Testing the POP3 Service; Retrieving E-mail via POP3 with Windows Live Mail; Using IMAP; Configuring Courier for IMAP; Testing the IMAP service; Retrieving mail via IMAP with Mozilla Thunderbird; Summary; Chapter 4: Providing Webmail Access; The webmail solution; The benefits; Easy and quick access; Easy remote access; No need to maintain clients

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