To specify minimum common requirements for a payphone to be connected to a digital subscriber access in the Integrated Service Digital Network (ISDN) and to define conformance testing.
- Edition:
- 1
- Published:
- 03/01/1995
- Number of Pages:
- 19
- File Size:
- 1 file , 54 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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