Document :

ITU-T SG 11  (Study Period 2009)  Contribution  53

Title :

Proposed modifications for 'The Signalling Requirements for IP Centrex service'

Date :

2009-01-09

Source :

China Telecom

AI/Question :

Q3/11

Meeting :

2009-01-19

Access :

Restricted to TIES users [ITU-T]