OSREN-MAREN PROJECT

Final Presentation Communication Systems Design, Summer 2008

October 27, 2008

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Presentation Outline

Project Background Achievements

Link Layer Solution Open Source Routing Network Design Network Management and Services

Project Goals Summary and Recommendations

Project Background

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MAREN

Malawi Research and Education Network

Incubated by MALICO

Led by MAREN Task force

Excellent Internet connectivity to tertiary educaiton

Link Layer Solution

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Location

Blantyre

Lilongwe119 KM

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Transmission System Simple architecture 2.5 GEManagement ModularLow cost

MUX/DEMUX at Chichiri MUX/DEMUX at KanengoRepeater at GolomotiRepeater at Phomboya

2.5GE Optical2.5GE Optical

1 GE electrical

1 GE electrical

1 GE electrical

1 GE electrical

Management Console

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Components Used-End Stations

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Components Used- Intermediate stations

Open Source Routing

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Open Source Routing

Primary objectiveLow cost network components

Proprietary optionsCiscoJuniper Huawei

Open source router

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Open Source Routing

BifrostCan support 10 GE fiber linkOptimized Linux distribution

Comparison with proprietary equipmentFiber moduleUpgrading

Challenges in using in Africa Our approach

Manuals of BifrostBasic troubleshooting guidelines

Network Design

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Network Design – MAREN

Migration from existing VSAT islands INTERNET

Blantyre

Lilongwe

College of Medicine Polytechnique

Bunda College

College of Nursing

College of Nursing

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Network Design – MAREN

Internal Department RTR

User Segment

User Segment

User Segment

Ser 0/0 Ser1/0

Eth 0/0

Blantyre

College of Medicine College of Nursing Polytechnic

Fas0/0Eth0/0

Eth1

Lilongwe

Bunda College

College of Nursing

User Segment

IXP

MaRENETFas0/0

Fas0/0

Eth0

Ser 0/1

Eth2Eth1

Ser 0/1

Area 0

AS 4242

EBGP

ISP-Malico

Inter City Router

Distributor Router

Core Router

Eth3

Fas0/1DMZ

Eth2

Eth0

Eth1

Firewall-1

UbuntuNET Alliance

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Network Design – MAREN

Campus RTR3

Campus RTR2

Campus RTR1

Secure IXP

MaRENET

Ser 0/1

AS 4749

Inter City Router

Distributor Router 1

Core Router 1

DMZ

Firewall-1

Core Router 2

EBGP

IBGP

EBGP

Firewall-2

Distributor Router 2

Redundant Reliable

Network Management and Services

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OSREN Platform

PC Hardware Platform

Linux (Kernel 2.6)

Monitoring

MR

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Security Ticketing

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VoIPServices

IPT

ab

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Traffic Shaping

Sp

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Staffing Guidelines

NOC Manager

Hardware Expert Software Expert Security Expert Networking Expert

Project Goals

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Goals

Primary goalsProvide a link layer solution. Propose a network topology.Present a framework for the creation of a Network

Operations Centre (NOC).Develop services platform.

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Goals

Secondary goalsPaper to the Open Access Conference.Improving VoIP service.Develop a Link Management Information System

(LMIS).Create a template for creating other NRENs in

Africa.Develop a Sustainability Plan and possibly a

Business Plan for MAREN.

Summary and Recommendations

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Summary

Deploying BiFrost in the solutionCapacity to join Ubuntu Net AllianceWe achieved more reliability and quality for a

cheaper price

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Recommendations

Educational applications High definition video conferencingLocal servers due to good bandwidthChallenges with working on a remote project

Website: http://ww.tslab.ssvl.kth.se/csd/projects/0831011/

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