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Quality of Service

Module name (EN): Quality of Service
Degree programme: Computer Science and Communication Systems, Master, ASPO 01.04.2016
Module code: KI742
Hours per semester week / Teaching method: 4V (4 hours per week)
ECTS credits: 5
Semester: 1
Mandatory course: no
Language of instruction:
Written exam
Curricular relevance:
KI742 Computer Science and Communication Systems, Master, ASPO 01.04.2016, semester 1, optional course, informatics specific
60 class hours (= 45 clock hours) over a 15-week period.
The total student study time is 150 hours (equivalent to 5 ECTS credits).
There are therefore 105 hours available for class preparation and follow-up work and exam preparation.
Recommended prerequisites (modules):
Recommended as prerequisite for:
Module coordinator:
Prof. Joberto Martins
Prof. Joberto Martins

[updated 01.04.2003]
Learning outcomes:
The student will acquire an overview of QoS technical alternatives, their applicability and project issues, and will gain a deeper insight into MPLS technology and its main applications. The student is able to assess the benefits of optical networking in the context of quality of service.

[updated 02.07.2007]
Module content:
1. Quality of Service Principles and target applications: IP application scenario
Requirements definition: SLA (Service Level Agreement), SLS (Service Level Specification)
2. Router QoS: basic review:
Queue scheduling, congestion control and token bucket
Classification, policing and shaping
3. QoS with differentiated services architecture Principles and applicability:
DiffServ services: expedited forwarding and assured forwarding
End-to-end quality of service
Implementation analysis
4. MPLS (MultiProtocol Label Switching):
MPLS Principles and applications
LDP Label Distribution Protocol
Constraint-based routing, CR-LDP and RSVP-TE
5. MPLS application Traffic engineering:
Traffic engineering principles
Technical aspects and MPLS-based implementation
6. MPLS application VPN (Virtual Private Networks):
VPN principles
Technical aspects and MPLS-based implementation
7. GMPLS Generalized MPLS:
MPLS and optical switching
Protocol architectures, signalling and frameworks
Technical aspects: resilience, traffic engineering, others
8. Management frameworks:
QoS management: overview and issues
QoS and MPLS solutions: COPS, mobile agents, others

[updated 02.07.2007]
Recommended or required reading:
Aidarous, S., Plevyack, T., Martins, J. S. B., et al.; Managing IP Networks Challenges and Opportunities, IEEE Press, John Wiley, 2003.
Martins, J.S.B., Quality of Service and MPLS Technologies and Applications Course Notes, 2004.

[updated 02.07.2007]
Module offered in:
WS 2011/12, WS 2010/11, WS 2009/10, SS 2009, WS 2007/08, ...
[Thu Jul  9 03:29:27 CEST 2020, CKEY=qos, BKEY=kim, CID=KI742, LANGUAGE=en, DATE=09.07.2020]