Duration:

5 days

Audience:

Employees of federal, state and local governments; and businesses working with the government.

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 our Linux Fundamentals and Enterprise Linux Systems Administration courses.

Course Description:

This is an expansive course that covers a wide range of network services useful to every organization. Special attention is paid to the concepts needed to implement these services securely, and to the trouble-shooting skills which will be necessary for real-world administration of these network services. Like all ITdojo courses, the course material is designed to provide extensive hands-on experience. Topics include: 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; and e-mail concepts and implementation with Postfix combined with either Dovecot or Cyrus.
Supported Distributions:
Red Hat Enterprise Linux 6
SUSE Linux Enterprise 11

Course Outline:

  • Securing Services
  • DNS Concepts
  • Configuring BIND
  • Creating DNS Hierarchies
  • Advanced BIND DNS Features
  • LDAP Concepts and Clients
  • OpenLDAP Servers
  • Using Apache
  • Apache Security
  • Apache Server-Side Scripting Administration
  • Implementing an FTP Server
  • The SQUID Proxy Server
  • Samba Concepts and Configuration
  • SMTP Theory
  • Postfix
  • Mail Services and Retrieval
  • Sendmail
  • NIS