²¹. The particular example of concern to the Mobile IP task force was the scenario in which two travelers from the US were in Amsterdam and wanted to share data. The round-trip path for the data packets would go from Amsterdam to the US and back to Amsterdam. Since CDPD was developed under the auspices of North American cellular carriers, this was considered to be an extreme case and not representative of the mobility CDPD was originally intended to address. Quite frankly, we look forward with great anticipation to the day that this becomes a significant issue.