[AG-TECH] Wireless Multicast in Access Grid?

Andrew Sharpe andrew.sharpe1 at jcu.edu.au
Mon Nov 21 01:32:01 CST 2005

Sweet chance for blatant plug:

you could use the PersonalBridge to limit the connections that make it 
onto your wireless network (http://agcentral.org/downloads/PersonalBridge)

Thanks, Andrew

John Shalf wrote:

> Unfortunately many wireless hubs intentionally block multicast because 
> of the potential to completely swamp the connection with mcast 
> traffic.  We ran into similar issues with a robot that used 802.11 to 
> connect itself to the AG. The solution was to depend on a unicast 
> bridge to connect into the AG and ensure that the AG traffic was 
> isolated enough that it would not swamp the meager bandwidth of the 
> wireless interface.
> -john
> On Nov 20, 2005, at 11:40 AM, Nathan Gardiner wrote:
>> Hi there,
>> I'm hoping to integrate a tablet pc as an input device into AG 
>> sessions and it would be fantastic for it to be wirelessly connected. 
>> Just wanting to know if anyone has a successful multicast wireless 
>> system they have implemented with the Access Grid? If so what type of 
>> wireless equipment was used and how was it setup? I had a quick try 
>> with one of our wireless access points here but it doesn't seem to 
>> like multicast packets.
>> Regards,
>> ------------------------------------------------------------------------------------
>> **Nathan Gardiner***
>> *Human Interface Technology Lab NZ (HIT Lab NZ)
>> Room 110, Old Maths Building, University of Canterbury
>> DDI: +64 3 364 3072, Cell: +64 21 163 2956,_ http://_www.hitlabnz.org 
>> <http://www.hitlabnz.org/>
>> ------------------------------------------------------------------------------------

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