HISTORY OF ITU PORTAL
| Name | ||
|---|---|---|
Blue Book: Volume VII - Fascicle VII.1: Telegraph Transmission: Series R Recommendations. Telegraph Services; Terminal Equipment: Series S Recommendations Handle ID: 11.1004/020.1000/4.260.43.zh.5039 |
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Blue Book: Volume VII - Fascicle VII.2: Telegraph Switching; Series U Recommendations Handle ID: 11.1004/020.1000/4.260.43.zh.5040 |
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Blue Book: Volume VII - Fascicle VII.3: Terminal Equipment and Protocols for Telematic Services; Recommendations T.0-T.63 Handle ID: 11.1004/020.1000/4.260.43.zh.5041 |
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Blue Book: Volume VI - Fascicle VI.2: Specifications of Signalling Systems Nos. 4 and 5; Recommendations Q.120-Q.180 Handle ID: 11.1004/020.1000/4.260.43.zh.5026 |
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Blue Book: Volume VI - Fascicle VI.3: Specifications of Signalling System No. 6; Recommendations Q.251-Q.300 Handle ID: 11.1004/020.1000/4.260.43.zh.5027 |
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Blue Book: Volume VI - Fascicle VI.4: Specifications of Signalling Systems R1 and R2; Recommendations Q.310-Q.490 Handle ID: 11.1004/020.1000/4.260.43.zh.5028 |
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Blue Book: Volume VI - Fascicle VI.5: Digital Local Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks; Supplements; Recommendations Q.500-Q.554 Handle ID: 11.1004/020.1000/4.260.43.zh.5029 |
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Blue Book: Volume VI - Fascicle VI.6: Interworking of Signalling Systems; Recommendations Q.601-Q.699 Handle ID: 11.1004/020.1000/4.260.43.zh.5030 |
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Blue Book: Volume VI - Fascicle VI.7: Specifications of Signalling System No. 7; Recommendations Q.700-Q.716 Handle ID: 11.1004/020.1000/4.260.43.zh.5031 |
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Blue Book: Volume VI - Fascicle VI.8: Specifications of Signalling System No. 7; Recommendations Q.721-Q.766 Handle ID: 11.1004/020.1000/4.260.43.zh.5032 |
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