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RH253 Red Hat Linux Networking and Security Administration

Contents:

Network Configuration

• Configuring network interfaces
• Controlling network devices:ifup/ifdown/mii-tool/ethtool
• Creating virtual interfaces
• Using DHCP to assign interface parameters
• Routing IP traffic under RedHat Linux
• The RedHat Network (rhn)
• Network diagnosis tools : tcpdump, netstat etc.

Network Services

• Ports and Socket connections
• The xinetd daemon operation
• Controlling xinetd services and access
• Controlling services using chkconfig
• Limiting access to services using TCP wrappers
• The FTP service using vsftpd
• The DHCP service
• Logging and troubleshooting services

The Domain Name System

• The DNS/BIND system under Red Hat Linux
• Name Server hierarchy
• Master/Slave zones
• Reverse lookup zones
• Record types and their syntax
• Name Daemon control utility (rndc)
• Address match lists (acl)
• Sub-domains
• BIND checking utilities

Network File System (NFS)

• NFS operation : daemons, portmapper etc.
• Configuring an NFS server
• NFS share options : /etc/exports
• UID re-mapping
• NFS client operation
• Using the automounter to access NFS mounts

Samba Configuration

• The Samba system
• The Samba services provided
• Samba Daemons and operation
• Configuring Samba : various tools available
• Samba authentication methods
• Samba client tools
• Using smbmount to access Windows shares

HTTP services : Apache/Tux and Squid

• The Apache and Tux web servers
• Apache Server configuration files
• Apache configuration directives
• Virtual host management : name and IP based access
• CGI programs and Apache modules
• Apache Encrypted Web server
• The squid web proxy cache
• Configuring squid
• Configuring client access to squid

Network Integration Service (NIS)

• The NIS System : centralised administration
• NIS Topology
• Master, Slave and client configuration
• Rebuilding NIS Maps
• Password management under NIS
• Troubleshooting your NIS configuration

Electronic Mail

• Sendmail and Postfix
• Mail User, Mail Transport and Mail User Agents
• Sendmail configuration files
• Sendmail configuration with the m4 Macro language
• m4 Macro file
• Debugging sendmail
• Switching to postfix, a sendmail replacement
• Postfix configuration
• Procmail configuration

Security and Authentication Services

• Types of attack usually experienced
• Packet sniffing/attacks : the tools
• System and user security policies
• Authentication services : PAM
• PAM operation
• The core PAM configuration files
• Configuring resource limits & access control through PAM
• Privileged access : sudo
• Authentication troubleshooting

Securing Networks : Firewalls

• Netfilter overview
• Tables and chains
• Packet filtering using iptables
• Rule targets
• Basic chain rules and their operation
• Connection tracking
• Network address translation
• Source and Destination NAT configuration
• RedHat supplied tools for iptables configuration

Data Security

• Encryption methods
• Single key encryption (symmetric)
• Public/private key encryption (asymmetric)
• Certificate encryption and digital signatures
• OpenSSH Overview
• Client and server side configuration of OpenSSH
• Kerberos security

System Monitoring/Performance Management

• System Log files
• Syslogd & klogd configuration
• Advanced syslogd configuration
• Analysing logfiles
• System performance monitoring
• System activity reporting
• Simple process accounting

Customising and Using X Windows

• Windowing System available
• The X windowing system managers
• Configuring using redhat-config and Xfree86
• Customising X start-up
• The X window protocol and X security
• xauth and ssh operation
• The font server

RH253 Red Hat Linux Networking and Security Administration

This highly practical instructor led course gives students practical experience in the network, security and performance administration of a Red Hat Linux system. With a strong emphasis on practical hands-on training, this course will teach the essential network, security and performance administrative tasks required on a Red Hat Linux system.

Targeted to closely follow the official Red Hat certification curriculum, this course together with the Using Red Hat Linux and the Administering Red Hat Linux course will enable student to work towards achieving the Red Hat Certified Engineer (RHCE) qualification.

Audience

• System Administrators and Programmers and other technical IT staff who need to acquire knowledge of the key networking and security tasks required to administer a Linux system.
• Delegates looking to prepare for Red Hat certification status

Prerequisites:

• RH131 Red Hat Linux System Administration
• or RH133 Red Hat Linux System Administration and RHCT Exam
• or equivalent experience with Red Hat Enterprise Linux
• LAN/WAN fundamentals or equivalent; Internetworking with TCP/IP or equivalent.

Cost: PKR 12,000/- inclusive of Course Material.
Duration: One Month

RH133 Red Hat Linux System Administration

Audience

• System Administrators and Programmers who need to acquire knowledge of the key tasks required to administer a Red Hat Linux system
• Delegates looking to prepare for Red Hat certification status

Contents:

Redhat Product Offerings

• The RedHat Enterprise editions
• RedHat desktop releases for the Enterprise
• RedHat additonal applications
• The RedHat Network (rhn)
• The Fedora project
• Architectures and configurations supported
• Basic hardware requirements

Installing Red Hat Linux

• Installation methods available
• Multiboot systems
• The RHEL installer : Anaconda
• The virtual consoles
• Using boot time options
• Performing the installation
• Firstboot and post installation

Installing Red Hat Linux Using Kickstart

• How kickstart works
• Kickstart configuration file sections
• Pre and Post kickstart processing
• The Red Hat kickstart tool
• Kickstart from DHCP
• Other kickstart methods

Investigating the System

• The /proc psuedo filesystem
• Investigating bus/devices:lspci,lsusb etc.
• Graphical tools for investigating hardware
• Serial device management
• Monitoring and managing logfiles
• Using the redhat-config tools
• The /etc/sysconfig directory and main configuration files

User Administration

• User and group administration
• Adding a new user and group
• Password management using passwd,chage etc
• Authentication policies and user private groups
• Switching accounts
• The sudo command
• The shells and the user environment

System Startup/Shutdown and Initialisation

• The boot sequence explained
• The lilo and grub boot managers
• The init program and run levels
• The /etc/rc.d/rc.sysinitrc program
• The system V startup script model
• Control services using chkconfig,ntsysv etc.
• System shutdown and reboot management

Filesystem Configuration

• The Linux file system basics
• The Native Linux Filesytems ext2fs and ext3fs
• Disk partitioning: fdisk and parted
• Creating and maintaining Linux file systems
• Checking and Repairing Filesystems
• Handling removable media
• File system attributes
• Using Disk quotas

LVM, RAID and SWAP management

• The Logical Volume Manager (LVM)
• Basic LVM design and configuration
• Software RAID using Raidtools
• Implementing RAID0,1 & 5 file systems
• Hot swap replacement
• Simulating RAID disk failure
• Swap space management

Printers

• Files Printing under RedHat using cups
• Switching printing services : alternatives
• Administering CUPS using the web browser interface
• Administering CUPS using the Red Hat tools
• Print queue management
• Print commands

Process Scheduling

• Using at to manage one-off jobs
• Using the vixie cron system
• System crontab files
• Monitoring cron access
• Controlling access to cron & at using cron processes
• Using anacron

Backup and Restore

• Backup and Restore
• Backing up to tape devices
• Controlling tape devices
• Using the backup commands
• Using compression
• Remote backup administration

Kernal Recompilation and Installation

• Monolithic and modular kernel design
• Kernel module configuration
• Tuning the kernel : /proc/sys & sysctrl
• Loading a new kernel from an RPM package
• Rebuilding a kernel from source
• Updating the Boot Managers (LILO/GRUB)

Managing System Software

• The Redhat Package Management system
• The YUM and APT package management tools
• Installing and removing software manually
• RPM queries and verifying packages
• Dependency problems and resolution
• Other RPM features
• Updating Enterprise Linux with up2date

Customizing and Using X Windows

• Windowing System available
• The X windowing system managers
• Configuring using redhat-config and Xfree86
• Customising X start-up
• The X window protocol and X security
• xauth and ssh operation
• The font server

Basic Client Networking

• Device recognition and control
• Configuring networking interfaces
• Using multiple and virtual interfaces
• Configuring your system as a NIS/DHCP/DNS client
• Configuring for routing
• Network tools ifup,mii-tool etc.

Troubleshooting

• The rescue environment
• Rescue environment utilities and operation
• The networked rescue environment
• Over riding boot levels from grub/lilo
• Boot floppies
• Common boot problems and their resolution

RH033 Red Hat Linux Essentials

Audience

• System Administrators, Programmers, Operators and System Managers who require a good working knowledge of the Red Hat Linux operating system and the vim editor
• Delegates looking to prepare for Red Hat certification status

Contents:

Introduction to the LINUX Operating System

• A brief history of UNIX and LINUX
• GNU project/ FSF
• GPL – GNU General Public license (Copyleft)
• Popular versions of LINUX available
• The LINUX kernel
• Overview of commands and utilities
• The graphical user interfaces available
• A LINUX login session from the command line
• Basic Syntax rules
• Essential keyboard shortcuts

The LINUX GNOME/KDE Desktops

• The GNOME and KDE desktops
• Bluecurve theme and X Windows
• Configuring and switching between desktops
• Web browsers
• Office suites
• File managers – Nautilus & konqueror

Basic Commands

• Basic file handling commands
• Directory handling commands
• Filename wildcard characters
• Bash built in features
• Locating files : locate,slocate
• Getting Help – man pages, info, /usr/share/doc

The LINUX File System

• The file system structure
• Directories and files
• Pathnames : relative and absolute
• Navigating the file system
• Navigating using file managers – konqueror/nautilus
• Backup and compression
• Managing files : head,tail,less etc.
• Managing floppy disk and filesystems

File Access Control

• Users and groups
• User information commands
• File access permissions
• Changing file attributes
• Default file permissions
• Switching users and user groups
• Extended file permissions

Redirection and Pipes

• Input and Output redirection
• Association
• Overwriting and appending redirection
• Using pipes to connect processes together
• Teeing output within pipelines
• Combining redirection and pipes

The vi/vim Editors

• Introduction to text file editing
• How to use the vim editor
• Copying, moving, editing and deleting text
• Search and replace features
• Reading and writing files
• Using regular expressions within vi/vim
• Advanced vim topics

Processes

• What is a process?
• System and user processes
• Process ancestry and states
• Monitoring processes
• Killing processes
• Background processes
• Using Job control
• Altering Process scheduling priorities
• Compound statements

More Basic Commands

• Sort, uniq,cut diff & paste : string processing
• Regular expressions
• Using grep & sed with regular expressions

The Bash Environment

• What is an environment?
• The Bash Shell environment
• Environment variables and aliases
• The system/user profile
• The bash login sequence
• Command line history and editing
• Extended bash functionality

Bash Shell Scripting Basics (Part 1)

• Scripting basics
• Creating and executing shell scripts
• Handling input
• Positional passed parameters
• Simple testing constructs
• If/then/else constructs

Bash Shell Scripting (Part 2)

• Looping constructs
• For/while/until
• Case statement
• Functions
• Simple testing constructs
• De-bugging scripts

Basic Networking Commands

• Using the secure shell : ssh
• Copying files with scp
• Telnet and the “r” commands
• Usinf ftp clients
• Network diagnostic tools

Red Hat Certified Technician (RHCT)

The Red Hat Certified Technician’s credential includes following two Exams, which we are offering at present:-

• RH 033 Red Hat Linux Essentials
• RH131 Red Hat Linux System Administration

The highly practical instructor-led course is designed to give students practical experience in the administration of a Red Hat Linux system. With a strong emphasis on practical hands-on training, this course will teach the essential administrative tasks required to administer a Red Hat Linux system. Targeted to closely follow the official Red Hat certification curriculum, this course together with the Administering Red Hat Linux course will enable the student to work towards achieving the Red Hat Certified Technician (RHCT) qualification.

This course together with the Administering Red Linux and the Securing & Networking Red Hat Linux course will enable the student to work towards achieving the Red Hat Certified Engineer (RHCE) qualification.

The RHCT Exam

Becoming a Red Hat Certified Technician requires passing a 2.0 hour hands-on exam. There are a couple of different approaches to preparing for the exam depending on your existing level of Linux expertise.

Cost: PKR 15,000/- inclusive of Course Material.

Duration: 8 Days or Two Months  

Course Contents:

Building a Simple Network

• Exploring the Functions of Networking
• Securing the Network
• Understanding the Host-to-Host Communications Model
• Understanding TCP/IP’s Internet Layer
• Understanding TCP/IP’sTransport Layer
• Exploring the Packet Delivery Process
• Understanding Ethernet
• Connecting to an Ethernet LAN

Ethernet Local Area Networks (LANS’s)

• Understanding the Challenges of Shared LANs
• Solving Network Challenges with Switched LAN Technology
• Exploring the Packet Delivery Process
• Operating Cisco IOS Software
• Starting a Switch
• Understanding Switch Security
• Maximising the Benefits of Switching
• Troubleshooting Switch Issues

Wireless Local Area Networks

• Exploring Wireless Networking
• Understanding WLAN Security
• Implementing a WLAN

Local Area Network Connections

• Exploring the Functions of Routing
• Understanding Binary Basics
• Constructing a Network Addressing Scheme
• Starting a Router
• Configuring a Router
• Exploring the Packet Delivery Process
• Understanding Router Security
• Understanding Cisco Router and Security Device Manager
• Using a Router as a DHCP Server
• Accessing Remote Devices

Wide Area Networks (WANs)

• Understanding WAN Technologies
• Enabling the Internet Connection
• Enabling Static Routing
• Configuring Serial Encapsulation
• Enabling Routing Information Protocol (RIP)

Network Environment Management

• Discovering neighbors on the network
• Managing Router Startup and Configuration
• Managing Cisco Devices

Small Network Implementation

• Introducing the Review Lab

Medium-Sized Switched Network Construction

• Implementing VLANs and Trunks
• Improving Performance with Spanning Tree
• Routing Between VLAN’s
• Securing the Expanded Network
• Troubleshooting Switched Networks

Medium-Sized Routed Network Construction

• Reviewing Routing Operation
• Implementing VLSM

Single Area OSPF Implementation

• Implementing OSPF
• Troubleshooting OSPF

EIGRP Implementation

• Implementing EIGRP
• Troubleshooting EIGRP

Address Space Management

• Scaling the Network with NAT and PAT
• Transitioning to IPv6

LAN Extension into a WAN

• Establishing a Point-to-Point WAN Connection with PPP
• Establishing a WAN Connection with Frame Relay
• Troubleshooting Frame Relay WANs
• Introducing VPN Solutions

The CCNA certification (Cisco Certified Network Associate) is an entry level certification that supports all of the career tracks within Cisco’s Certification program and indicates a foundation in knowledge of networking. The Cisco CCNA Network Associate certification validates the ability to install, configure, operate, and troubleshoot medium-size routed and switched networks, including implementation and verification of connections to remote sites in a WAN. This new curriculum includes basic mitigation of security threats, introduction to wireless networking concepts and terminology, and performance-based skills. This new curriculum also includes (but is not limited to) the use of these protocols: IP, Enhanced Interior Gateway Routing Protocol (EIGRP), Serial Line Interface Protocol Frame Relay, Routing Information Protocol Version 2 (RIPv2),VLANs, Ethernet, access control lists (ACLs).

What is the aim of the course?

CCNA provide students with a basic foundation in networking. Students who successfully complete this portion of the program are eligible to earn Cisco Certified Network Associate CCNA certification.

Who should attend?

The CCNA Certification is Appropriate for:

• People looking to start a career in IT
• Those interested in becoming Cisco certified engineers
• Network administrators
• Technicians and support staff who install, manage, configure and support networks

Examinations and assessments

In support of your learning, Alliance Training and Solutions provides reinforcement tools to increase retention of the course material and move you further along your learning lifecycle. From hands-on practice to study aides and resources, we supply you with the tools necessary to enhance your learning experience.
Prometric does not support Cisco exams, you can find a Pearson Vue testing center in your vicinity at http://wsvprd1a.pearsonvue.com/

Cost: PRK 9,000/- inclusive of course material and dumps.

Duration: One month