1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 1 TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU).4%27/2+).G0G0/&G0G03).!,).G0G03934%-3,/)#G0G002/#%$52%3G0G0&/2).4%27/2+).G0G0/&G0G03).!,).3934%-G0G02 G0G04/G0G0.O G0 )45G134G0G0RecommendationG0G01 (Extract from the “LUEG0“OOK)NOTES1 ITU-T Recommendation
2、Q.681 was published in Fascicle VI.6 of the Blue Book. This file is an extract fromthe Blue Book. While the presentation and layout of the text might be slightly different from the Blue Book version, thecontents of the file are identical to the Blue Book version and copyright conditions remain uncha
3、nged (see below).2 In this Recommendation, the expression “Administration” is used for conciseness to indicate both atelecommunication administration and a recognized operating agency. ITU 1988, 1993All rights reserved. No part of this publication may be reproduced or utilized in any form or by any
4、means, electronic ormechanical, including photocopying and microfilm, without permission in writing from the ITU.Fascicle VI.6 - Rec. Q.681 1Recommendation Q.681Fascicle VI.6 - Rec. Q.681LOGIC PROCEDURES FOR INTERWORKING OF SIGNALLING SYSTEM R2 TO No. 4FIGURE 2/Q.681(Reserved for future notes)2 Fascicle VI.6 - Rec. Q.681