ITU-T F 23 FRENCH-1993 GRADE OF SERVICE FOR LONG - DISTANCE INTERNATIONAL GENTEX CIRCUITS《长途国际电路公众电报电路的业务等级》.pdf

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1、UNION INTERNATIONALE DES TLCOMMUNICATIONS5)4 4 F.23SECTEUR DE LA NORMALISATIONDES TLCOMMUNICATIONSDE LUIT%80,/)4!4)/. %4 15!,)4 $% 3%26)#%3%26)#%3 $% 4 , 2!0()%15!,)4 $ #/5,%-%.4 $% 42!&)# 0/52,%3 #)2#5)43 ).4%2.!4)/.!58 2!.$%$)34!.#% $5 3%26)#% %.4%82ECOMMANDATION 5)4 4c0 & (Extrait du ,IVRE “LEU)N

2、OTES1 La Recommandation F.23 de lUIT-T a t publie dans le fascicule II.4 du Livre Bleu. Ce fichier est un extrait duLivre Bleu. La prsentation peut en tre lgrement diffrente, mais le contenu est identique celui du Livre Bleu et lesconditions en matire de droits dauteur restent inchanges (voir plus l

3、oin).2 Dans la prsente Recommandation, le terme Administration dsigne indiffremment une administration detlcommunication ou une exploitation reconnue. UIT 1988, 1993Droits de reproduction rservs. Aucune partie de cette publication ne peut tre reproduite ni utilise sous quelque formeque ce soit et pa

4、r aucun procd, lectronique ou mcanique, y compris la photocopie et les microfilms, sans laccord crit delUIT.Fascicule II.4 - Rec. F.23 1Recommandation F.23Fascicule II.4 - Rec. F.23QUALIT DCOULEMENT DE TRAFIC POUR LES CIRCUITSINTERNATIONAUX GRANDE DISTANCE DU SERVICE GENTEXLe CCITT,considrantque le

5、but essentiel de ltablissement du service gentex est dassurer un coulement du trafic sans dlai dattenteet dassurer en mme temps une utilisation suffisante des faisceaux de circuits internationaux destins lacheminementde ce trafic,recommande lunanimitque la qualit dcoulement de trafic, correspondant une probabilit de perte de 1/50, telle quelle est dfinie autableau 2/F.64, soit prescrite pour les faisceaux de circuits internationaux grande distance du service gentex.

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