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View on Delft Connecting staff and students to the network of the Delft University of Technology Antalya, may 16, 2001. View on Delft, TERENA networking conference, may 2001. Introduction Delft University of Technology. 7 faculties, 16 courses, among them:
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View on Delft Connecting staff and students to the network of the Delft University of Technology Antalya, may 16, 2001 View on Delft, TERENA networking conference, may 2001
IntroductionDelft University of Technology • 7 faculties, 16 courses, among them: mathematics, electrical engineering, civil engineering, architecture, aerospace engineering, applied physics, chemical engineering, etc. • 13000 students • 4000 staff • 4 service departements, among them: DTO, department for technical support; including support for information and communication technology View on Delft, TERENA networking conference, may 2001
IntroductionCity of Delft • Mediaeval town • Between Rotterdam and The Hague • 90000 inhabitants • Historical center of royal family • Cultural centre in 16-th and 17-th century View on Delft, TERENA networking conference, may 2001
View on Delft (1661-1664) Johannes Vermeer View on Delft, TERENA networking conference, may 2001
View op Delft 1988 Access by telephone connection (analog). Staff only, dial-back “happy few” 150 NC 250 570 campus 450 350 Legend: homes of staff student housing ABX NC 530 125 700 XX NC View on Delft, TERENA networking conference, may 2001
View op Delft 1992 Access by telephone connection (analog). Staff and students (individual) dial-in and dial-back. Students: “happy few” 150 NC 250 570 campus 450 350 Legend: homes (individual) student housing ABX NC 530 125 700 XX NC View on Delft, TERENA networking conference, may 2001
Summary • Call-in and call-back facilities • 1988 First connections, • on telephone exchange • 1993 PSTN gateway, POTS and ISDN • 1998 National provider (regional access) • Current situation: • 12500 connection hours per week • 13000 student accounts • 4000 staff accounts View on Delft, TERENA networking conference, may 2001
View on Delft 1995 Start networking in student housing. Connection by ISDN routers 150 NC 250 105 90 570 campus 450 350 Legend: student housing ABX ISDN routers NC 530 125 XX 700 NC View on Delft, TERENA networking conference, may 2001
Small student housing • ISDN routers • ISDN routers free • connection costs (pulses) for students • local network infrastructure made by students • IP adresses DUT (subdomains) • contacts per house • exchange of knowledge and experience View on Delft, TERENA networking conference, may 2001
View on Delft 1997 Start fiber to large student housing. Fiber 10 Mb/sec Co-operation with housing corporation 150 NC 90 250 105 90 570 Legend: student housing ABX ISDN routers fiber 10Mb/s campus 450 350 XX NC 530 125 NC 700 560 View on Delft, TERENA networking conference, may 2001
Large student housing • Fiber connectivity • co-operation with housing agency DUWO • DUWO takes care of network infrastructure • network maintenance and support by DUT • IP adresses DUT (subdomain) • “netwerknestor” per location (local network management) • costs fl. 12,- till fl. 15,- per month per occupant • student organisation OLI for student support View on Delft, TERENA networking conference, may 2001
View on Delft Complex Balthasar van de Polweg View on Delft, TERENA networking conference, may 2001
View on Delft 1999 Start networking in student housing. Connection by ISDN routers (64-128 Kb/s) 150 NC 90 250 105 90 570 Legend: student housing ABX ISDN routers fiber 10Mb/s campus 450 350 XX NC 530 125 NC 100 700 560 View on Delft, TERENA networking conference, may 2001
ADSL • DOWNSTREAM • CAPACITY • for staff 256 / 512 Kb/s • for students 256 / 512 Kb/s • for student groups 0,5 / 1 / 2 / 4 Mb/s View on Delft, TERENA networking conference, may 2001
ADSL realized • capacity number • students individual 256/512 Kbit/s 50 / 105 • groups 2 - 5 512 Kbit/s 41 / 261 • groups 6 - 10 1 Mbit/s 2 / 59 • groups 11- 20 2 Mbit/s 3 / 23 • groups 21- 40 4 Mbit/s 3 / 6 • staff individual 256/512 Kbit/s 28 / 103 • data: may 6 2001 View on Delft, TERENA networking conference, may 2001
Fiber to the dormitory • capacity 2 Mb p.p. with a • contingency factor of 20% • 2600 students on 5 locations • traffic separation between students • DUT and other occupants • authentication and autorisation by • smartcard View on Delft, TERENA networking conference, may 2001
Fiber to the dormitory Traffic routing DUTDelft University of Technology OIHE other institute of higher education CistronCommercial provider student DUT student OIHE non-student Dormitory DUT OIHE Cistron View on Delft, TERENA networking conference, may 2001
Fiber to the dormitory • To reduce the costs • Don’t economize on network equipment. • Make simple and clear arrangements in relation • to administration and organization • with housing agency and other providers. • Use students to support other students. • Use students for local network management. View on Delft, TERENA networking conference, may 2001
View on Delft 2001 Most connections by ADSL or by fiber. Fiber minimal 100 Mb/s up to 1 Gb/s. NC 150 90 250 105 90 570 campus Legend: ADSL student housing ABX fiber min. 100 Mb/s 450 350 NC 530 125 XX 100 700 560 NC View on Delft, TERENA networking conference, may 2001