S-38.180 Quality of Service in Internet 2cr EXAMINATION 1.3.2004
Answer five out of six questions so that questions 1-2, 3-4 and 5-6 are on separate papers. Put your name, student number, course code and date to each paper. This helps you to receive your credits in fast and reliable manner. Those who do not have Finnish or Swedish as their native language, may answer in English. We will judge the answers based on their quality and clarity. We prefer short and down to the fact answers. You may explain things further but beware that errors may lower your points (even if they are in extra matter).
Good Luck !!!
1) Esittele MPLS-tekniikan
ydinteknologiat (core technologies).
Present the core technologies
of the MPLS.9. (6 p)
2) Mitkä ovat RSVP:n tukemat
varaustyypit? Mitä ne tarkoittavat ja kuinka ne eroavat
toisistaan?
What are the reservation types in RSVP? What do they
mean and how do they differ from each other? (6p)
3) Mitä palasia tarvitaan
toimivan DiffServ-verkon aikaansaamiseen. Esitä esimerkki, jossa
mekanismit on kuvattu
What components are needed to realize
functional DiffServ network. Present an example, where mechanisms are
described. (6p)
4) Yhteyden hyväksyminen
liittyy IntServ-verkkoon, mutta milloin sitä käytetään
DiffServ-verkossa?
Connection admission is a component in IntServ
network. When connection admission is used in DiffServ network? (6p)
5) Olet saanut tehtäväksesi
neuvotella yrityksen edustajana palvelutasosopimuksen valvonnan
teknisistä yksityiskohdista operaattorin kanssa. Pohdi, mitä
asioita neuvottelussa voi tulla esiin ja miten suhteudut eri
vaihtoehtoihin.
You have been nominated as company representative
to negotiate about technical details of SLA monitoring with ISP.
Discuss, what topics may arise and how you take different
alternatives. (6 p)
6) Tarkastele kolmea eri tyyppistä
sovellusta. Miten eri verkkokomponentit vaikuttavat niiden laatuun?
Kuinka herkkä kukin sovellus on verkon tilan vaihtelulle? Mitä
sovelluksen käyttäjä ja operaattori voi tehdä
asialle?
Consider three applications of different type. How
various network components have an effect on their fidelity? How
sensitive each application is to changes in network state? What can
application user and operator do to help situation? (6 p)
Mika Ilvesmäki (1-2), Marko Luoma (3-4), Markus Peuhkuri (5-6)
Note: Remember to answer only to five (5) questions!
You must return 3 papers, each group of questions on its own.