universiti sains malaysia

April 2006

1

Activities ReportActivities Report

MalaysiaMalaysia

Universiti Sains Malaysia Universiti Sains Malaysia

Wan Tat Chee

[email protected]

Network Research Grouphttp://nrg.cs.usm.my/~tcwan

USM Activities Report April 2006

Table of contents

Site Update 4.5 meters Dish New satellite router ULE encapsulator

Past Events Asia-Pacific Telecommunication (APT) IPv6 Congress


Site Update

Main 4.5 meter Dish is back to service after we replace the ODU.

The original ODU get spoiled after a power failure.

We have did a User Acceptance Test with JSAT YSCC on 28 and 31 October 2005.

Future Plan We will do a maintenance on all the power cable and data cable

for this VSAT in coming few months.


Site Update

Setting up new satellite gateway router. The new satellite router up and running, it already took over our

current satellite router. The EBGP and IBGP setup was finished last year.

Figure 1.2 New AI3 Router + NAT


Site Update

ULE encapsulator is successfully completed. The new version of the encapsulator was released: http://nrg.cs.usm.my/ule.htm

We are now working towards the implementation of the new released version of the encapsulator with AI3 partners.


UDL

A->J P

J P->A

B->J P

J P->B

C->J P

J P->C

Current AI3 Spectrum Allocation(P2P Star-configuration)


UDL

UDLFeed A

UDLFeed B

UDLFeed C

UDLFeed

J P

Proposed UDL Mesh Spectrum Allocation(nett spectrum usage unchanged, increased link BW)

Otherwise, we can reduce nett spectrum**Need to consider DVB-S MPEG-TS header overhead


UDL Mesh Network Configuration

J P AI3 Router

J P UDL FeedUDL Mesh

Bidirectional Bridge

UDL MeshBidirectional Bridge

Partner Router

Partner UDLReceiver


Past Events

APT-NAv6 Center Joint Workshop on IPv6 APT-NAv6 Center Joint Workshop on IPv6 has been held on in

Berjaya Langkawi Beach and Spa Resort, Langkawi, Kedah, Malaysia from 27 February to 1 March 2006

Figure 1.3 APT-Nav6 Workshop

universiti sains malaysia

Documents