1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 1 TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU%.%2!,G0G02%#/-%.$!4)/.3G0G0/.G0G04%,%0(/.%37)4#().G0G0!.$G0G03).!,).#,!53%3G0G0!00,)#!“,%G0G04/G0G0)45G134G0G034!.$!2$3934%-3).$)#!4)/.G0G0)6%.G0G04/G0G04(%G0G0/54/)./0%2!4/2G0G0/2G0G0#!,).G0G035“3#2)“%2G0G0
2、).#!3%G0G0/&G0G0!.G0G0!“./2-!,G0G0#/.$)4)/.)45G134G0G0RecommendationG0G01 (Extract from the “LUEG0“OOK)NOTES1 ITU-T Recommendation Q.116 was published in Fascicle VI.1 of the Blue Book. This file is an extract fromthe Blue Book. While the presentation and layout of the text might be slightly differe
3、nt from the Blue Book version, thecontents of the file are identical to the Blue Book version and copyright conditions remain unchanged (see below).2 In this Recommendation, the expression “Administration” is used for conciseness to indicate both atelecommunication administration and a recognized op
4、erating agency. ITU 1988, 1993All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronic ormechanical, including photocopying and microfilm, without permission in writing from the ITU.Fascicle VI.1 - Rec. Q.116 1Recommendation Q.116Fascicle
5、 VI.1 - Rec. Q.1164.1 INDICATION GIVEN TO THE OUTGOING OPERATOR OR CALLINGSUBSCRIBER IN CASE OF AN ABNORMAL CONDITIONIn general, when an abnormal condition occurs in the setting up of a call, the outgoing operator in semi-automatic operation and the calling subscriber in automatic operation should r
6、eceive an indication to show that it isnecessary to make a new attempt to set up the call or to take other appropriate action.The tables in the specifications of the signalling systems give details of the signals that are received at theoutgoing exchange when abnormal conditions occur in setting up a call. Each Administration will decide how thesesignals are to be translated into appropriate indications for outgoing operators or calling subscribers.
