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Novell Certified Linux 9 (CLE 9) Study Guide

Novell Certified Linux 9 (CLE 9) Study Guide

Robb Tracy

Sep 2005, Paperback, 624 pages
ISBN13: 9780672327872
ISBN10: 0672327872
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The Novell Certified Linux Engineer (CLE) Study Guide is designed to prepare you for the challenge of the most current CLE practicum. The author's experience as a certification trainer and system administrator will provide you with a real-world understanding of how to administer and troubleshoot Novell Linux products and services. Exam topics are covered through real-world examples with guided steps that were developed in the field. With the Novell Certified Linux Engineer (CLE) Study Guide, you will master the knowledge of administering and troubleshooting the Novell Linux systems and prepare for CLE exam success.

The Novell Certified Linux Engineer (CLE) Study Guide is designed to prepare you for the challenge of the most current CLE practicum. The author's experience as a certification trainer and system administrator will provide you with a real-world understanding of how to administer and troubleshoot Novell Linux products and services. Exam topics are covered through real-world examples with guided steps that were developed in the field. With the Novell Certified Linux Engineer (CLE) Study Guide, you will master the knowledge of administering and troubleshooting the Novell Linux systems and prepare for CLE exam success.

Introduction.

1. Introduction to the Certified Linux Engineer (CLE) Certification.

Introduction to the CLE 9.

CLE Versus CLE 9.

Paths to the CLE.

CLE 9 Objectives.

Introduction to the CLE 9 Test Environment.

Practical Testing Versus Traditional Testing.

How the CLE 9 Practicum Works.

Using This Study Guide.

Strategies and Tips for the CLE Practicum.

Summary.

2. Introduction to SUSE Linux Enterprise

Server 9 (SLES 9) 19

An Introduction to SUSE Linux Enterprise Server 9.

Installing SLES 9.

SLES 9 System Requirements.

Obtaining SLES 9.

Installing SLES 9.

Lab Exercise 2.1: Installing a SLES 9 Server.

SLES 9 Differences.

Working with YaST on SLES 9.

Managing SLES 9 with YaST.

Managing Network Settings Using YaST.

Managing Server Hardware with YaST.

Configuring Users and Groups in YaST.

Managing Services with YaST.

Lab Exercise 2.2: Working with YaST.

Summary.

3. Configuring DNS on SLES 9.

The Need for DNS.

Life Before DNS.

How DNS Works.

Installing DNS on SLES 9.

About BIND.

Installing BIND.

BIND Configuration Files.

Configuring BIND on SLES 9.

Lab Exercise 3.1: Configuring DNS.

Advanced DNS Configuration.

Configuring Forwarding.

Securing the DNS Server.

Configuring LDAP Support.

Lab Exercise 3.2: Advanced DNS Configuration.

Summary.

4. Configuring DHCP on SLES 9.

Managing DHCP Networks.

Statically Configuring IP Addresses.

Dynamically Assigning Addresses.

How DHCP Works.

Installing the DHCP Daemon.

Configuring the DHCP Daemon.

Configuring the /etc/dhcpd.conf File.

Configuring the /etc/sysconfig/dhcpd File.

Configuring dhcpd with YaST.

Lab Exercise 4.1: Configuring DHCP on SLES 9.

Configuring the DHCP Relay Agent.

The Problem with DHCP in a Routed Network.

Making DHCP Work in a Routed Network.

Configuring the dhcrelay Daemon.

Implementing Dynamic DNS.

How DDNS Works.

Configuring DDNS on SLES 9.

Lab Exercise 4.2: Configuring DDNS on SLES 9.

Summary.

5. Configuring CUPS on SLES 9.

How CUPS Works.

Welcome to the World of CUPS.

The CUPS Architecture.

The CUPS Printing Process.

Installing CUPS on SLES 9.

Working with CUPS on SLES 9.

CUPS Configuration Files.

Configuring CUPS on SLES 9.

Lab Exercise 5.1: Configuring CUPS on SLES 9.

Summary.

6. Configuring File and Print Services for Windows Clients on SLES 9.

An Overview of Samba.

Welcome to the World of Samba.

The Server Message Block Protocol.

Installing Samba on SLES 9.

Configuring Samba on SLES 9.

Windows Networking Overview.

Working with Samba Configuration Files.

Samba-Enabling User Accounts.

Configure a PDC Using Samba on SLES 9.

Configuring a PDC with YaST.

Lab Exercise 6.1: Configuring a PDC.

Summary.

7. Implementing Email Services on SLES 9.

An Introduction to Postfix.

How Email Works.

How Postfix Works.

Configuring Postfix on SLES 9.

Configuring MX Records.

Configuring Postfix.

Configuring SMTP Authentication.

Configuring IMAP and POP3 Support.

Lab Exercise 7.1: Configuring a Postfix Email Server.

Securing Postfix Against Viruses and Spam.

Preventing Spam.

Combating Email Viruses.

Summary.

8. Using SLES 9 to Manage Network Traffic.

Using ntop to Manage Network Traffic.

How ntop Works.

Installing and Configuring ntop on SLES 9.

Generating Reports with ntop.

Lab Exercise 8.1: Configuring ntop.

Using Nagios to Manage Network Traffic.

Installing and Configuring Nagios.

Checking Your Configuration and Starting Nagios.

Lab Exercise 8.2: Configuring Nagios.

Using SNMP to Manage Network Traffic.

How SNMP Works.

Installing and Configuring SNMP on SLES 9.

Lab Exercise 8.3: Configuring SNMP.

Using ethereal and tcpdump to Troubleshoot Network Problems.

Using tcpdump.

Using ethereal.

Lab Exercise 8.4: Using ethereal and tcpdump.

Summary.

9. Securing the SLES 9 Server.

Implementing a SLES 9 Server Security Plan.

Stay Abreast of Current Security Threats.

Keep Your System Software Up-to-Date with YOU.

Document the Server.

Physically Secure the Server.

Secure Services on the Server.

Monitoring the Server.

Analyzing Log Files.

Implementing an IDS.

Lab Exercise 9-1: Practicing With Security Tools.

Summary.

10. Implementing Packet Filter Firewalls with SLES 9.

How Firewalls Work.

The Role of a Firewall.

Designing a Firewall Implementation.

Implementing a Packet Filtering Firewall on SLES 9.

Implementing a Packet-Filtering Firewall with iptables.

Lab Exercise 10.1: Creating a Packet Filtering Firewall with iptables.

Configuring a Packet Filtering Firewall with YaST.

Implementing Network Address Translation (NAT) on SLES 9.

Lab Exercise 10.2: Creating a Packet-Filtering Firewall a NAT Router with YaST.

Implementing Application-Level Gateways on SLES 9.

Types of Proxy Servers.

Caching Hierarchies.

Implementing Generic Proxy Servers.

Implementing an Application-Specific Proxy with Squid.

Lab Exercise 10.3: Implementing Squid on SLES 9.

Summary.

11. Implementing Virtual Private Networks with SLES 9.

How VPNs Work.

Traditional WAN and Remote Access.

Using VPNs to Provide WAN Connectivity and Remote Access.

VPNs and Security.

VPN Components.

Implementing a VPN Server on SLES 9.

Creating and Exporting Certificates.

Configuring /etc/ipsec.conf.

Configuring VPNs with YaST.

Lab Exercise 11.1: Creating a VPN with YaST.

Summary.

12. Putting It All Together: Adding OpenSLP and Tomcat to Your Server.

Implementing OpenSLP on SLES 9.

Advertising Services with SAP.

How SLP Works.

Configuring OpenSLP.

Lab Exercise 12.1: Installing and Configuring SLP.

Statically Registering Services with slpd.

Lab Exercise 12.2: Creating a Static SLP Registration for CUPS.

Working with Tomcat on SLES 9.

How Tomcat Works.

Configuring Tomcat on SLES 9.

Lab Exercise 12.3: Implementing Tomcat on SLES 9.

Closing Thoughts: Preparing for the CLE 9 Practicum.

Summary.

Index.

Master the knowledge of administering and troubleshooting the Novell Linux systems and prepare for CLE exam success

  • Learn the topics of the current Novell CLE Exam from a certification training specialist
  • Gain experience in managing Nterprise Services for Linux with materials that go beyond on-line documentation and authorized courseware
  • Prepare for the exam by learning the topics through real-world examples and with guided steps developed in the field
  • Robb H. Tracy (CNI, CNE, CNA, Network+, A+) has designed and implemented technical training products and curriculums for major hardware and software vendors including Novell, Micron Technology, and NextPage, Inc. Robb has also served on industry-wide certification committees. Robb is a co-founder of Nebo Technical Institute, Inc., a leading provider of information technology training and consulting.