Controlling TCP/IP

Audience

Corporate networks are mission-critical and it is vital that staff are well -trained in the way they work. This course is for all personnel who are responsible for the management, design, implementation, growth, and troubleshooting of TCP/IP networks. Those with responsibility for security and disaster recovery will also benefit.

Prerequisites

While completion of Understanding TCP/IP is not a prerequisite, it is assumed that all students will have the equivalent level of knowledge.

Duration

3 days. Hands on.

Course Objectives

After attending, students will be able to:

• Describe in detail the TCP/IP architecture and protocols together with their use in corporate networks.
• Describe the present state of routing and understand proposed changes to IP, and their implications.
• Set up and maintain a domain system within a company network, and link a company internet to the global Internet.
• Understand the security issues around today's networks, whether Internet connected or otherwise. Advise management on IT security policy.
• Understand the issues surrounding network performance and troubleshooting. Be aware of network monitoring tools that are available.
• Discuss how the Internet can be used to improve a company's information gathering and external dissemination strategies.

Course Content

REVIEW OF THE UNDERSTANDING TCP/IP COURSE
IP OVER LANs AND WANs.
ROUTING
Methodology of Routing
RIP
OSPF
Subnets and Supernets
CIDR
The effect of IPv6

DOMAINS
Setting up your DNS
The implications of linking to the Internet
Name Servers

MAIL
MIME
Compression routines
POP
Mail gateways and the problems of other address structures
User Agents
Netequitte
Finding an Email address

NETWORK SECURITY
The dangers and threats
Firewalls and other preventative strategies
Viruses and other nasties
Modems can be dangerous
Encryption
Resilience
The importance of Disaster Recovery Plans
Where to go for help

NETWORK PERFORMANCE
User expectations
Measures of performance
Causes of degradation and delay
Queueing theory
Bottlenecks
Long fat pipes
Tuning applications

NETWORK MANAGEMENT
Elements of network management
Architecture of SNMP
MIB structure
ASN.1 and BER
SNMP Version 2
Manager of Managers
Network Management Forum

TROUBLE SHOOTING
A Methodology
Isolating the problem
Examining tables
Verifying servers
Network analyzers
Time Domain Reflectometers
Some possible scenarios