<?xml version="1.0" encoding="ISO-8859-1" standalone="yes" ?>
<document>
<title>Quality of Service</title>
<cid>KI742</cid>
<bkey>kim</bkey>
<ctypes>
<hours>4</hours>
<type>V</type>
</ctypes>
<cp>5</cp>
<semester>1</semester>
<mandatory>nein</mandatory>
<language>Englisch</language>
<exam>Klausur</exam>
<curriculum>
<curriculum_entry>
<cid>KI742</cid>
<branch>Kommunikationsinformatik</branch>
<semester>1</semester>
<mandatory_tag>Wahlpflichtfach</mandatory_tag>
</curriculum_entry>
</curriculum>
<workload>
Die Präsenzzeit dieses Moduls umfasst bei 15 Semesterwochen 60 Veranstaltungsstunden (= 45 Zeitstunden). Der Gesamtaufwand des Moduls beträgt bei 5 Creditpoints 150 Stunden (30 Stunden/ECTS Punkt). Daher stehen für die Vor- und Nachbereitung der Veranstaltung zusammen mit der Prüfungsvorbereitung 105 Stunden zur Verfügung.
</workload>
<prerequisites>
</prerequisites>
<prerequisitesfor>
</prerequisitesfor>
<convenor>Prof. Joberto Martins</convenor>
<convenor-person-key>jm</convenor-person-key>
<lecturers>
<lecturer>Prof. Joberto Martins</lecturer>
<lecturer-person-key>jm</lecturer-person-key>
</lecturers>
<objectives>The student will obtain an overview on QoS technical alternatives, their applicability and project issues and gain a deeper insight into MPLS technology and main applications. The student is able to assess the benefits of optical networking in the context of quality of service.
</objectives>
<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, signaling and frameworks
Technical aspects: resilence, traffic engineering, others

8. Management Frameworks:
QoS management: overview and issues
QoS and MPLS solutions: COPS, mobile agents, others
</content>
<literature>Aidarous, S., Plevyack, T., Martins, J. S. B., et alli; Managing IP Networks – Challenges and Opportunities, IEEE Press, John Wiley, 360 pp., 2003.

Martins, J.S.B., Quality of Service and MPLS – Technologies and Applications Course Notes, 2004.
</literature>
<offered>
<semshort>WS 2011/12</semshort>
<semshort>WS 2010/11</semshort>
<semshort>WS 2009/10</semshort>
<semshort>SS 2009</semshort>
<semshort>WS 2007/08</semshort>
<semshort>WS 2006/07</semshort>
<semshort>WS 2005/06</semshort>
<semshort>WS 2004/05</semshort>
</offered>
<moduldb-query>Sat May  9 22:54:37 CEST 2026, CKEY=qos, BKEY=kim, CID=[?], LANGUAGE=de, DATE=09.05.2026</moduldb-query>
</document>
