Enterprise Linux Network Services

LNX-120 (5 Days)

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Linux Network Training Overview

This Enterprise Linux Network Services training course teaches attendees how to configure and secure Linux network services and a wide array of common network applications.

Location and Pricing

Most Accelebrate courses are delivered as private, customized, on-site training at our clients' locations worldwide for groups of 3 or more attendees and are custom tailored to their specific needs. Please visit our client list to see organizations for whom we have delivered private in-house training. These courses can also be delivered as live, private online classes for groups that are geographically dispersed or wish to save on the instructor's or students' travel expenses. To receive a customized proposal and price quote for private training at your site or online, please contact us.

Linux Network Training Objectives

All students will learn:

  • Security with SELinux and Netfilter
  • DNS concepts and implementation with Bind
  • LDAP concepts and implementation using OpenLDAP
  • Web services with Apache
  • FTP with vsftpd
  • Caching, filtering proxies with Squid
  • SMB/CIFS (Windows networking) with Samba
  • E-mail concepts and implementation with Postfix combined with either Dovecot or Cyrus

Linux Network Training Outline

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Introduction
Securing Services
  • Xinetd
  • Xinetd Connection Limiting and Access Control
  • Xinetd: Resource limits, redirection, logging
  • TCP Wrappers
  • The /etc/hosts.allow & /etc/hosts.deny Files
  • /etc/hosts.{allow,deny} Shortcuts
  • Advanced TCP Wrappers
  • SUSE Basic Firewall Configuration
  • FirewallD
  • Netfilter: Stateful Packet Filter Firewall
  • Netfilter Concepts
  • Using the iptables Command
  • Netfilter Rule Syntax
  • Targets
  • Common match_specs
  • Extended Packet Matching Modules
  • Connection Tracking
SELinux and LSM
  • AppArmor
  • SELinux Security Framework
  • Choosing an SELinux Policy
  • SELinux Commands
  • SELinux Booleans
  • SELinux Policy Tools
DNS Concepts
  • Naming Services
  • DNS – A Better Way
  • The Domain Name Space
  • Delegation and Zones
  • Server Roles
  • Resolving Names
  • Resolving IP Addresses
  • Basic BIND Administration
  • Configuring the Resolver
  • Testing Resolution
Configuring Bind
  • BIND Configuration Files
  • named.conf Syntax
  • named.conf Options Block
  • Creating a Site-Wide Cache
  • rndc Key Configuration
  • Zones In named.conf
  • Zone Database File Syntax
  • SOA – Start of Authority
  • A, AAAA, & PTR – Address & Pointer Records
  • NS – Name Server
  • TXT, CNAME, & MX – Text, Alias, & Mail Host
  • SRV – SRV Service Records
  • Abbreviations and Gotchas
  • $GENERATE, $ORIGIN, and $INCLUDE
Creating DNS Hierarchies
  • Subdomains and Delegation
  • Subdomains
  • Delegating Zones
  • in-addr.arpa. Delegation
  • Issues with in-addr.arpa.
  • RFC2317 & in-addr.arpa.
Advanced Bind DNS Features
  • Address Match Lists & ACLs
  • Split Namespace with Views
  • Restricting Queries
  • Restricting Zone Transfers
  • Running BIND in a chroot
  • Dynamic DNS Concepts
  • Allowing Dynamic DNS Updates
  • DDNS Administration with nsupdate
  • Common Problems
  • Common Problems
  • Securing DNS With TSIG
Using Apache
  • HTTP Operation
  • Apache Architecture
  • Dynamic Shared Objects
  • Adding Modules to Apache
  • Apache Configuration Files
  • httpd.conf – Server Settings
  • httpd.conf – Main Configuration
  • HTTP Virtual Servers
  • Virtual Hosting DNS Implications
  • httpd.conf – VirtualHost Configuration
  • Port and IP based Virtual Hosts
  • Name-based Virtual Host
  • Apache Logging
  • Log Analysis
  • The Webalizer
Apache Security
  • Virtual Hosting Security Implications
  • Delegating Administration
  • Directory Protection
  • Directory Protection with AllowOverride
  • Common Uses for .htaccess
  • Symmetric Encryption Algorithms
  • Asymmetric Encryption Algorithms
  • Digital Certificates
  • TLS Using mod_ssl.so
Apache Server-Side Scripting Administration
  • Dynamic HTTP Content
  • PHP: Hypertext Preprocessor
  • Developer Tools for PHP
  • Installing PHP
  • Configuring PHP
  • Securing PHP
  • Security Related php.ini Configuration
  • Java Servlets and JSP
  • Apache's Tomcat
  • Installing Java SDK
  • Installing Tomcat Manually
  • Using Tomcat with Apache
Implementing and FTP Server
  • The FTP Protocol
  • Active Mode FTP
  • Passive Mode FTP
  • ProFTPD
  • Pure-FTPd
  • vsftpd
  • Configuring vsftpd
  • Anonymous FTP with vsftpd
The Squid Proxy Server
  • Squid Overview
  • Squid File Layout
  • Squid Access Control Lists
  • Applying Squid ACLs
  • Tuning Squid & Configuring Cache Hierarchies
  • Bandwidth Metering
  • Monitoring Squid
  • Proxy Client Configuration
SQL Fundamentals and MariaDB
  • Popular SQL Databases
  • SELECT Statements
  • INSERT Statements
  • UPDATE Statements
  • DELETE Statements
  • JOIN Clauses
  • MariaDB
  • MariaDB Installation and Security
  • MariaDB User Account Management
  • MariaDB Replication
LDAP Concepts and Clients
  • LDAP: History and Uses
  • LDAP: Data Model Basics
  • LDAP: Protocol Basics
  • LDAP: Applications
  • LDAP: Search Filters
  • LDIF: LDAP Data Interchange Format
  • OpenLDAP Client Tools
  • Alternative LDAP Tools
OpenLDAP Servers
  • Popular LDAP Server Implementations
  • OpenLDAP: Server Architecture
  • OpenLDAP: Backends
  • OpenLDAP: Replication
  • Managing slapd
  • OpenLDAP: Configuration Options
  • OpenLDAP: Configuration Sections
  • OpenLDAP: Global Parameters
  • OpenLDAP: Database Parameters
  • OpenLDAP Server Tools
  • Native LDAP Authentication and Migration
  • Enabling LDAP-based Login
  • System Security Services Daemon (SSSD)
SAMBA Concepts and Configuration
  • Introducing Samba
  • NetBIOS and NetBEUI
  • Samba Daemons
  • Accessing Windows/Samba Shares from Linux
  • Samba Utilities
  • Samba Configuration Files
  • The smb.conf File
  • Mapping Permissions and ACLs
  • Mapping Linux Concepts
  • Mapping Users
  • Sharing Home Directories
  • Sharing Printers
  • Share Authentication
  • Share-Level Access
  • User-Level Access
  • Samba Account Database
  • User Share Restrictions
SMTP Theory
  • SMTP
  • SMTP Terminology
  • SMTP Architecture
  • SMTP Commands
  • SMTP Extensions
  • SMTP AUTH
  • SMTP STARTTLS
  • SMTP Session
Postfix
  • Postfix Features
  • Postfix Architecture
  • Postfix Components
  • Postfix Configuration
  • master.cf
  • main.cf
  • Postfix Map Types
  • Postfix Pattern Matching
  • Advanced Postfix Options
  • Virtual Domains
  • Postfix Mail Filtering
  • Configuration Commands
  • Management Commands
  • Postfix Logging
  • Logfile Analysis
  • Postfix, Relaying and SMTP AUTH
  • SMTP AUTH Server and Relay Control
  • SMTP AUTH Clients
  • Postfix / TLS
  • TLS Server Configuration
  • Postfix Client Configuration for TLS
  • Other TLS Clients
  • Ensuring TLS Security
MAIL Services and Retrieval
  • Filtering Email
  • Procmail
  • SpamAssassin
  • Bogofilter
  • amavisd-new Mail Filtering
  • Accessing Email
  • The IMAP4 Protocol
  • Dovecot POP3/IMAP Server
  • Cyrus IMAP/POP3 Server
  • Cyrus IMAP MTA Integration
  • Cyrus Mailbox Administration
  • Fetchmail
  • Roundcube Webmail
  • Mailing Lists
  • GNU Mailman
  • Mailman Configuration
NIS
  • NIS Overview
  • NIS Limitations and Advantages
  • NIS Client Configuration
  • NIS Server Configuration
  • NIS Troubleshooting Aids
Conclusion
Request Pricing

Lecture percentage

50%

Lecture/Demo

Lab percentage

50%

Lab

Course Number:

LNX-120

Duration:

5 Days

Prerequisites:

Students should already be comfortable with basic Linux or Unix administration. Fundamentals such as the Linux filesystem, process management, and how to edit files will not be covered in class. A good understanding of network concepts, the TCP/IP protocol suite is also assumed. These skills are taught in Accelebrate’s Linux Fundamentals and Enterprise Linux Systems Administration courses.

Training Materials:

All Linux training attendees receive comprehensive courseware and a related textbook.

Software Requirements:

Accelebrate will provide an environment in the cloud for each participant.  To connect, students will need Internet access, a modern web browser (ideally Google Chrome), and an SSH client.  If cloud connectivity is not possible, please let us know and we can discuss a local set up option, if available.

Contact Us:

Accelebrate’s training classes are available for private groups of 3 or more people at your site or online anywhere worldwide.

Don't settle for a "one size fits all" public class! Have Accelebrate deliver exactly the training you want, privately at your site or online, for less than the cost of a public class.

For pricing and to learn more, please contact us.

Contact Us Train For Us

Toll-free in US/Canada:
877 849 1850
International:
+1 678 648 3113

Toll-free in US/Canada:
866 566 1228
International:
+1 404 420 2491

925B Peachtree Street, NE
PMB 378
Atlanta, GA 30309-3918
USA

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