[AG-TECH] Question regarding traffic through a bridge.

Derek Piper dcpiper at indiana.edu
Mon Jan 8 13:49:46 CST 2007


	Hi Jimmy,

	When you bridge, traffic flows between the endpoints (those on the 
bridge) over unicast to/from the IP of the bridging machine. Plus, 
traffic flows between the bridge and any multicast participants (over 
the multicast IPs). One of the most common problems while bridging is 
that the endpoints are firewalled against the bridge.

	Derek

Jimmy Miklavcic wrote:
> Is it correct that when a connection is made to a venue through a bridge 
> that my sites outgoing traffic is sent directly to the venue (or to the 
> other sites directly) and the incoming traffic comes back through the 
> bridge? We are working with Kansas University Medical Center and they 
> have some pretty tight security. As long as the return traffic is coming 
> back from the initial address in the outgoing traffic, then all is fine. 
> But if the return traffic is from another address, it is blocked.
>  
> Does anyone know of any way to work around this? We tried running vic & 
> rat manually to the bridge but that still didn't work.
>  
> Jimmy
>  
> PS: Am I making sense here?
> PSS: Okay, you can all stop laughing now. ;-)
>  
>  -- 
> Jimmy Miklavcic
> Multimedia Specialist
> Jimmy.Miklavcic at utah.edu
> 
> UNIVERSITY OF UTAH
> CTR FOR HIGH PERFORM COMPUTING
> 155 SOUTH 1452 EAST RM 405
> SALT LAKE CITY, UT 84112-0190
> 
> Office: 801.585.9335
>  Fax: 801.585.5366
> 
> http://www.anotherlanguage.org
>  

-- 
Derek Piper - dcpiper at indiana.edu - (812) 856 0111
IRI 323, School of Informatics
Indiana University, Bloomington, Indiana




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