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ITU-T G Supplement 31
ITU-T G Supplement 31 Principles of determining an impedance strategy for the local network
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ITU-T Q.542 Digital exchange design objectives - Operations and maintenance
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ITU-T Q.602 Interworking of signalling systems - Introduction
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ITU-T Q.667 Interworking of signalling systems - Logic procedures for interworking of signalling system no. 7 (TUP) to signalling system no. 7 (ISUP)
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ITU-T Q.686 Interworking of signalling systems - Logic procedures for interworking of signalling system R2 to signalling system no. 7 (ISUP)
$10.75 $25.00 -57%In StockITU-T Q.690
ITU-T Q.690 Interworking of signalling systems - Logic procedures for interworking of signalling system no. 7 (ISUP) to no. 5
$10.75 $25.00 -57%In StockITU-T Q.691
ITU-T Q.691 Interworking of signalling systems - Logic procedures for interworking of signalling system no. 7 (ISUP) to no. 6
$10.75 $25.00 -57%In StockITU-T Q.692
ITU-T Q.692 Logic procedures for interworking of Signalling System No. 7 (ISUP) to No. 7 (TUP)
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ITU-T Q.716 Signalling system no. 7 - Signalling connection control part (SCCP) performance
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