Course : Network audit and analysis
Synthesis course - 2d
- 14h00 - Ref. AUR
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 | Understanding the art of network flow analysis |
| Active and passive metrology impacts |
| Identify useful traffic management tools |
| Understand auditing methods applied to security |
| Identify useful tools for monitoring Qos |
Intended audience
This course is aimed at network architects, project managers, information systems managers and network engineers.
Prerequisites
Basic knowledge of networks.
Course schedule
1 Network architectures
- A reminder of protocol architectures.
- Enterprise networks, virtual networks, VPN techniques. Long-distance networks, ISP services.
- Access networks: xDSL, fiber, WiFi, WiMax, 4G/5G.
- Key network parameters. Notion of sampling, measurement issues.
- Data rates, average values, bursts. Packets per second (PPS).
- Bottleneck analysis.
2 Metrology
- Active vs. passive metrology.
- Metrology: the impact of the layers of the layered model.
- Purely network approaches (levels 2-3-4).
- Application approaches (level 7).
- Application impact on the network.
- IETF groups: IPSAMP, IPPM, IPFIX. Why so many different efforts?
- SNMP approaches.
- Statistical correlations.
3 Traffic management
- The tools. Admission control methods.
- The impact of technology on behavior.
- Capacity planning. Forecast changes. Guarantee performance.
- Tools for IT asset management. Operating system analysis.
- Application analysis. Discover topologies.
4 Safety
- Traffic security principles: firewalls.
- The different types of filtering: Stateful, Stateless and application (proxy or application proxying).
- The limits of current systems.
- Intrusion detection: a real-time audit.
- Traffic compliance with firewall rules.
5 The methodology
- Milestones.
- Why a methodology?
- Ongoing audit.
6 Service quality
- SLA concepts. QoS vs CoS.
- The end-to-end model.
7 Audit and Qos tools
- Spot audits. What for? Here's an example.
- Performance and financial impact.
- Analyzers, management systems, traffic shaping, a market overview.
- Tools: PRTG,Wireshark/TCPdump...
- Qosmos. Qosmetrix. NetFlow, Ntop...
- Summary and comparison.
Customer reviews
4,3 / 5
Customer reviews are based on end-of-course evaluations. The score is calculated from all evaluations within the past year. Only reviews with a textual comment are displayed.
NICOLAS C.
28/05/26
4 / 5
I was expecting the content to be a bit different. We spent too much time on revision. A two-day course is too short for this subject.
ADIL T.
28/05/26
5 / 5
A good training course offering a comprehensive overview of the technical aspects of networks and security. The practical session using Wireshark is interesting and informative.
ERIC A.
28/05/26
4 / 5
The course is very theory-based, but Kilian managed to make it as engaging as possible by including some practical exercises.
Publication date : 04/17/2024
PARTICIPANTS
This course is aimed at network architects, project managers, information systems managers and network engineers.
PREREQUISITES
Basic knowledge of networks.
TRAINER QUALIFICATIONS
The experts leading the training are specialists in the covered subjects. They have been approved by our instructional teams for both their professional knowledge and their teaching ability, for each course they teach. They have at least five to ten years of experience in their field and hold (or have held) decision-making positions in companies.
ASSESSMENT TERMS
The trainer evaluates each participant’s academic progress throughout the training using multiple choice, scenarios, hands-on work and more.
Participants also complete a placement test before and after the course to measure the skills they’ve developed.
TERMS AND DEADLINES
Registration must be completed 24 hours before the start of the training.
ACCESSIBILITY FOR PEOPLE WITH DISABILITIES
Do you need special accessibility accommodations? Contact Mrs. Fosse, Disability Manager, at psh-accueil@orsys.fr to review your request and its feasibility.
This course is aimed at network architects, project managers, information systems managers and network engineers.
PREREQUISITES
Basic knowledge of networks.
TRAINER QUALIFICATIONS
The experts leading the training are specialists in the covered subjects. They have been approved by our instructional teams for both their professional knowledge and their teaching ability, for each course they teach. They have at least five to ten years of experience in their field and hold (or have held) decision-making positions in companies.
ASSESSMENT TERMS
The trainer evaluates each participant’s academic progress throughout the training using multiple choice, scenarios, hands-on work and more.
Participants also complete a placement test before and after the course to measure the skills they’ve developed.
TEACHING AIDS AND TECHNICAL RESOURCES
• The main teaching aids and instructional methods used in the training are audiovisual aids, documentation and course material, hands-on application exercises and corrected exercises for practical training courses, case studies and coverage of real cases for training seminars.
• At the end of each course or seminar, ORSYS provides participants with a course evaluation questionnaire that is analysed by our instructional teams.
• A check-in sheet for each half-day of attendance is provided at the end of the training, along with a course completion certificate if the trainee attended the entire session.
• The main teaching aids and instructional methods used in the training are audiovisual aids, documentation and course material, hands-on application exercises and corrected exercises for practical training courses, case studies and coverage of real cases for training seminars.
• At the end of each course or seminar, ORSYS provides participants with a course evaluation questionnaire that is analysed by our instructional teams.
• A check-in sheet for each half-day of attendance is provided at the end of the training, along with a course completion certificate if the trainee attended the entire session.
TERMS AND DEADLINES
Registration must be completed 24 hours before the start of the training.
ACCESSIBILITY FOR PEOPLE WITH DISABILITIES
Do you need special accessibility accommodations? Contact Mrs. Fosse, Disability Manager, at psh-accueil@orsys.fr to review your request and its feasibility.
This programme is an original creation, developed by the teaching teams at ORSYS Formation. Any reproduction, representation, adaptation or use, in whole or in part, without the prior written authorisation of ORSYS, is strictly prohibited. ORSYS reserves the right to take any action necessary to protect its intellectual property rights.
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This programme is an original creation, developed by the teaching teams at ORSYS Formation. Any reproduction, representation, adaptation or use, in whole or in part, without the prior written authorisation of ORSYS, is strictly prohibited. ORSYS reserves the right to take any action necessary to protect its intellectual property rights.