[AG-TECH] Fwd: Access Grid
Sheryl Hurley
chimaera at hpc.unm.edu
Tue Oct 28 10:17:38 CST 2003
Hi everyone,
I thought I'd send this to the AG Tech list, to see if anyone has any
helpful suggestions for the Digital Pueblo people. I am not sure what
their problem is.
Thanks,
Sheryl
Begin forwarded message:
> From: Glenn A Huval <magius at unm.edu>
>
> Hello everyone,
>
> As Hue already mentioned, we are going to be heading up to SFCC early
> on Wednesday (2:30 roughly). Sheryl has volunteered to come with us
> to Santa Fe and work with CY (who will be over at HPC in Albuquerque).
>
> So here's the setup, for those who don't know.... The QuickBridge is
> being ran at HPC. Both Brad (at NHCC) and I (at SFCC) are connecting
> to the QuickBridge through ports 50372 and 50374. Brad gets Audio and
> Video from my site and anyone else connected to the bridge, and I get
> nothing (I do see myself, though I'm not sure of the significance of
> that).
>
> Now we think we can solve this by forwarding ports 50372 and 50374
> (UDP and TCP) to some static IP address that we can access from the
> Media Lab with the laptop. I know the people working on the firewall
> said they already opened the ports... but since all the IP addresses
> at SFCC are local only, there is no way to communicate through those
> ports from the outside, so by open that must mean for connections
> initiated from inside. I'm still unsure about the network setup there
> at SFCC though, I was told it's a firewall, but I get the impression
> it's actually a NAT router or some kind of NAT setup... if it is a NAT
> then we definitely have to forward the ports. I know normal programs
> can get through a NAT no problem (most requests initiated from inside
> are let through), but I think the QuickBridge.
>
> The one thing we aren't sure of is whether or not the QuickBridge is
> trying to send the video and audio back to the SFCC router/firewall,
> or back to the local IP (192.168.xxx.xxx). If it's going to the
> router, then forwarding should work... if it isn't I think we are
> SOL. This is what we should find out on Wednesday....
>
> Maybe we can have those ports forwarded by Wednesday 2:30? Or perhaps
> an explanation of the network if SFCC isn't running a NAT at all?
>
> Glenn >=O
>
> P.S. For those aware, if I got something wrong about the AG or the
> possible solution please e-mail something out. Hate to be giving
> faulty info.
>
-Sheryl Hurley
-Multimedia Development Specialist
-HPC at UNM
-505.277.5460
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