On 31 Jan 2006, at 18:58, R. P. Channing ["Rick"] Rodgers wrote: > All of these points are well made. I certainly subscribe to the > "one port, one > service" line of thought, but the underlying problem remains, that > to actually > deploy AG in most locations today, one has to deal with network > administrators > and the policies they are required to implement (and it's pointless to > villify either), and we can not even hand these administrators a > simple printed > list of ports to open. > > I made a stab at this some weeks back, starting with the document > created > by Javier Gomez Alonso of Manchester (see > http://www.accessgrid.org/agdp/guide/ports.html). > David E. Bernholdt of Oak Ridge National Laboratory then recast my > ASCII table > in the form of a Excel spreadsheet, which I attach, as I can not > find my > ASCII original now. There are glaring holes for rat anc vic, among > others. > We really, really, *really* need to create such a list, minimizing > the number > of ports as far as is possible, consistent with clean engineering > and adequate > functionality.
Indeed. Someone remind me why AccessGrid uses large port ranges for the media streams? Is this just a hold-over for compatibility with sdr? Colin
