Ole > May I suggest that we consider starting a working group on this: iRtf, perhaps, but not iEtf, yet. It's still in the research phase. Both robustness and distance sensitivity need to be assessed, before it will be appropriate for the standards process. In addition, the LGS requirement would seem to have pretty onerous long-term administrative overhead... d/ --- Dave Crocker Brandenburg InternetWorking +1.408.246.8253 dcrocker a t ... WE'VE MOVED to: www.bbiw.net _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf