Linux System Administration II

Special note

The RedHat versions of the course covers the following Linux distributions:

• RedHat Enterprise Linux 6.0

The SUSE versions of the course covers the following Linux distributions:

• SUSE Linux Enterprise Server 11.0

Students will receive course workbooks for RedHat Enterprise Linux 6.0 and SUSE Linux Enterprise Server 11.0 and select which distribution to perform the labs on.

Each on-site course delivery will run on either RedHat Enterprise Linux 6.0 or SUSE Linux Enterprise Server 11.0.

Course overview

This 5-day course is the follow-on course to Linux system administration I (H7091S), provides those with basic Linux admin experience, the knowledge & skills necessary to setup, configure & manage the most popular network services available for their Red Hat and SUSE Linux systems. Topics include protocol theory of operation and detailed configuration of DNS, LDAP, web (HTTP, HTTPS), FTP, SMTP, POP3 IMAP etc. Coupled with the previous course, Linux system administration I (HP H7091S) is our recommended curriculum to assist those system administrators wishing to prepare for Linux certification.

Prerequisites

• UNIX fundamentals (51434S) or
• Linux fundamentals (U8583S) and
• Linux system administration I (H7091S)

Audience

New Linux system administrators.

Ways to save

Benefits to you

• This course, coupled with the previous course, Linux Administration I (HP H7091S) is our recommended curriculum to assist those system administrators wishing to prepare for one of the Linux certifications. Linux Professional Institute (LPI) Level 1, Red Hat (RHCE, RHCT) or SAIR.
• Effectively use networking services and security options.
• Understand and configure services to your specific needs.
• Avoid unwanted emails by configuring mail services with spam filtering.

Next Steps

• View our Linux system administrator curriculum path

Course outline

DNS Concepts

• Naming services
• Name and address Resolvers
• Configuration and testing

Configuring BIND

• BIND configuration files
• Creating site-wide cache
• Zones and name servers
• Abbreviations and shortcuts

Creating DNS Hierarchies

• Subdomains and delegation
• In-addr-arpa delegation
• Issues with delegation

Securing BIND and DNS

• Split name spaces
• Using views with BIND 9
• Address match lists and ACLs
• DDNS updates
• Common problems

LDAP Concepts

• Centralized authentication
• Directory services
• LDAP organization and architecture
• Implementation and security

OpenLDAP Servers

• OpenLDAP components
• Configuring slapd
• Access control and backend configuration
• Indexes and replication

Using OpenLDAP

• Managing slapd
• Online data manipulation
• Querying LDAP database
• Native LDAP client configuration and authentication

Using Apache

• HTTP operation
• Apache architecture
• Apache configuration files
• Dynamic shared objects
• Adding modules and logging

Virtual Hosting with Apache

• HTTP virtual servers
• DNS implications
• Security
• Virtual server configuration

Apache Security

• Delegating administration
• Directory protection
• Cryptography
• Digital certificates

Apache Server-Side Programming

• Dynamic HTTP content
• PHP: hypertext preprocessor
• Installing, configuring and securing PHP
• Java and JSP
• Installing Java SDK
• Using Tomcat with Apache

Implementing an FTP Server

• The FTP protocol
• FTP operation, active and passive
• Configuration

The SQUID Proxy Server

• SQUID overview
• File layout
• Access control lists
• Tuning and monitoring SQUID
• Proxy client configuration

Samba Concepts

• SMB network protocol
• NetBIOS and NetBEUI
• Introducing Samba
• Samba daemons, clients and utilities
• Samba configuration files

Using Samba

• UNIX and DOS permissions
• UNIX and Windows concepts
• Sharing
• Restricting access
• SMB and passwords
• User share restrictions

SMTP Theory

• SMTP terminology
• Architecture
• Commands
• Extensions
• An SMTP session

Sendmail

• Sendmail features
• Process and architecture
• Components and configuration
• Databases and network access
• Controlling access
• Configuration of SMTP AUTH and STARTTLS

Postfix

• Postfix features
• Architecture and components
• Postfix configuration
• Advanced options, logging, filtering and TLS

IMAP, POP, spam filtering and Web Mail

• Filtering email
• SpamAssassin
• POP3 and IMAP4
• FetchMail and SquirrelMail