ITU-T-Q.763-6 › Amendment 6: Support for the Customized Alterting Tone (Cat) Service, Signalling Syste
ITU-T-Q.763-6
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AMENDMENT 6
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CURRENT
Amendment 6: Support for the Customized Alterting Tone (Cat) Service, Signalling Syste
Document Number
ITU-T-Q.763-6
Revision Level
AMENDMENT 6
Status
Current
Publication Date
Oct. 1, 2009
Page Count
12 pages