ITU-R QUESTION 223-25-2007 Internet protocol applications over mobile systems《网络协议在移动通信系统中的应用》.pdf

1、QUESTION ITU-R 223-2/5*,*Internet protocol applications over mobile systems(2000-2003-2007)The ITU Radiocommunication Assembly,consideringa) that Internet Protocol (IP) applications are experiencing and are expected to continue toexperience high rates of growth globally;b) that demands to access the

2、 Internet via mobile communications systems using IP areincreasing rapidly;c) that demands for global Voice-over-IP (VoIP) services via mobile communications systemsare also increasing rapidly;d) that IP applications over mobile systems may require additional technical considerationsand special cons

3、ideration should be placed on VoIP services over mobile systems;e) that for international operation, global interoperability will be a highly advantageouscharacteristic of IP applications over mobile systems;f) that Plenipotentiary Conference Resolution 101 ( Antalya, 2006) continues to stress thene

4、ed for IP-related standardization;g) that regional standards organizations are working on such technologies,decides that the following Questions should be studied1 What are the essential technical characteristics needed to support IP applications overmobile systems?2 What are the essential operation

5、al characteristics necessary to provide IP applications overmobile systems?3 What special requirements are associated with VoIP services over mobile systems?4 What essential characteristics (e.g. mobility, data rates) should be identified forinternational standardization?further decides1 that the re

6、sults of the above should be included in one or more Recommendations, Reports,or Handbooks;2 that the above studies should be completed by 2010.NOTE 1 To be brought to the attention of the ITU-T Study Groups 17 and 19 and otherappropriate bodies of core network and network management standards to su

7、pport the work of theITU-R on IP applications over mobile systems.Category: S2_* This Question should be brought to the attention of Radiocommunication Study Groups 4 and 9and of the Telecommunication Standardization Sector.* Former Question ITU-R 223-2/8.Formatted: English (U.K.), Not HighlightFormatted: English (U.K.), Not HighlightFormatted: English (U.K.)