1. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 1 UNIVERSITY OF IBADAN NIGERIA WWW.ui.edu.ng NETWORKOVERVIEW

2. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 2 ORGANISATIONAL INFORMATION Established:1948Established:1948 Location: Ibadan, Oyo State, NigeriaLocation: Ibadan, Oyo State, Nigeria Website Addresswww.ui.edu.ngWebsite Addresswww.ui.edu.ng Expanse: covers over 1,032 hectaresExpanse: covers over 1,032 hectares Number of faculties:13Number of faculties:13 Number of undergrad students:13823Number of undergrad students:13823 Number of postgraduate students:3480Number of postgraduate students:3480 Academic staff: 1364Academic staff: 1364 Administrative staff:1334Administrative staff:1334 Total number of Computers:Total number of Computers: Main Campusabout 3600 College of Medicineabout 1600

3. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 3 CONNECTIVITY DETAILS Type of Connectivity : Satellite/VSATType of Connectivity : Satellite/VSAT Capacity of Connection:Capacity of Connection: Main Campus Uplink1024Kbps (IM) Downlink4256Kbps (4M) College of Medicine Uplink512Kbps (0.5M) Downlink 2048Kbps (2M) Availability of Link burstable capacity: NOAvailability of Link burstable capacity: NO Availability of Committed Information Rate(CIR)Availability of Committed Information Rate(CIR) (Guaranteed Bandwidth rate: YES

4. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 4 NETWORK EQUIPMENT ICT-University of Ibadan, NIGERIA deploys:ICT-University of Ibadan, NIGERIA deploys: –Cisco Cisco 3600 as gatewayCisco 3600 as gateway Cisco BR340 series configured as an AP connects wireless nodesCisco BR340 series configured as an AP connects wireless nodes –MikroTik (www.mikrotik.com/solutions.php): Runs as core router and does the following:Runs as core router and does the following: –Firewall –Bandwidth shaper –Traffic logger –Web proxy –NAT –Installed and connect every node to the network

5. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 5 NETWORK MEDIA VSAT link to IntelsatVSAT link to Intelsat Twisted pair: Cat5 cables are used for structured office cabling within Department/Unit/BuildingTwisted pair: Cat5 cables are used for structured office cabling within Department/Unit/Building Nodes are connected to ICT base via:Nodes are connected to ICT base via: 1.Fiber optic cables 2.EM waves (Radio)- wireless link There are 34 nodes: nos of computers on each node fall between 30 - 300There are 34 nodes: nos of computers on each node fall between 30 - 300

6. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 6 NETWORK DIAGRAM

7. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 7 OS ENVIRONMENT Redhat Enterprise Linux 8.0 (Mail Server, Intranet DNS, Connection grafting Microtik O/S (Unix-based) – Core Router Microsoft Windows 2000 – Intranet FreeBSD (Unix-based) –Radius (for call Exchange) Microsoft Windows 2000/XP (Desktop Computing)

8. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 8 NETWORK SERVICES Webmail ServiceWebmail Service Internet AccessInternet Access Support to Network UsersSupport to Network Users

9. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 9 CHALLENGES FACED Clients educationClients education Bandwidth OptimizationBandwidth Optimization Limited machines for high population of staff and studentsLimited machines for high population of staff and students ICT PolicyICT Policy IP based PBXIP based PBX Power OutagePower Outage Operational (Limited technical staff to attend to complaints)Operational (Limited technical staff to attend to complaints)

10. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 10 PROPOSED SOLUTIONS Faculty-based seminars/workshops/university bulletin enlightenmentsFaculty-based seminars/workshops/university bulletin enlightenments Limit the number of windows opened at a time by each userLimit the number of windows opened at a time by each user Limit access to mostly accessed sites to specific times of the dayLimit access to mostly accessed sites to specific times of the day Increase the number of access points/ machinesIncrease the number of access points/ machines Convince management on ICT PolicyConvince management on ICT Policy implimentationimplimentation Train and retrain our technical staffTrain and retrain our technical staff

11. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 11 PROJECTIONS (ROAD AHEAD) Purchase More Band width:Purchase More Band width:Aims: Increase student use by about 60% Introducing Learning Modules and Portal Improving access to online Journals and Publications Moving substantial operations Online Create More Access PointsCreate More Access Points Multicast BroadcastingMulticast Broadcasting Multiply the effect of PBXMultiply the effect of PBX

12. Obilor B.C., University of Ibadan, Nigeria, presentation at ICTP Workshop, October 2006 12 CONCLUSION Thank you Obilor B.C. Computing Centre, University of Ibadan, Nigeria Email: dir_compcent.mail.ui.edu.ng OR benobilor@yahoo.com Phone 23408055122215 Fax: 234028103043