1073620

DIN ETS 300056

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991

standard by DIN-adopted ETSI Standard , 09/01/1992

📝 Amendments Available

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About This Item

 

Product Details

Published:
09/01/1992
Number of Pages:
18
File Size:
1 file , 540 KB
Product Code(s):
2533280, 2533280
 

Amendments, rulings, supplements, and errata

  1. DIN ETS 300056/A1


    Integrated Services Digital Network (ISDN) - Call Waiting (CW) supplementary service - Service description; English version ETS 300056:1991/A1:1996