Universiti Sains Malaysia

1
Universiti Sains Malaysia

• Wan Tat Chee
• tcwan_at_cs.usm.my
• Network Research Group
• http//nrg.cs.usm.my/tcwan

2
Table of contents

• Site Update
• 4.5 meters Dish
• New satellite router
• ULE encapsulator
• Past Events
• Asia-Pacific Telecommunication (APT) IPv6
  Congress

3
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.

4
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
5
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.

6
Current AI3 Spectrum Allocation(P2P
Star-configuration)
7
Proposed UDL Mesh Spectrum Allocation(nett
spectrum usage unchanged, increased link
BW)Otherwise, we can reduce nett
spectrumNeed to consider DVB-S MPEG-TS header
overhead
8
UDL Mesh Network Configuration
9
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