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� Home : ITU-T : Publications : Recommendations : E�Series : E.543 : E.543 (11/88)
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E.543�:�Grades of service in digital international telephone exchanges �

Recommendation E.543 (11/88)

Approved in 1988-11-25

Status : In force

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Format Size Posted Article Number
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PDF Document PDF (acrobat)

61994 bytes 1989-01-31 E�14870�
Espa�ol

PDF Document PDF (acrobat)

69458 bytes 1989-01-31 S�14870�
Fran�ais

PDF Document PDF (acrobat)

71379 bytes 1989-01-31 F�14870�

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TIES users

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Format Size Posted Article Number TIES users
English

Word Document Word

46330 bytes 1989-01-31 E�14870� Download
Espa�ol

Word Document Word

59354 bytes 1989-01-31 S�14870� Download
Fran�ais

Word Document Word

59104 bytes 1989-01-31 F�14870� Download

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Updated :�2001/09/10		 �