ITU-T E.121 PDF

Name:
ITU-T E.121 PDF

Published Date:
06/01/2004

Status:
[ Active ]

Description:

Pictograms, symbols and icons to assist users of the telephone and telefax services SERIES E: OVERALL NETWORK OPERATION, TELEPHONE SERVICE, SERVICE OPERATION AND HUMAN FACTORS International operation – General provisions concerning users

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

Published Date: 03/01/1993

DESCRIPTION DE L'ÉTAPE 2 DES SERVICES COMPLÉMENTAIRES À PLUSIEURS PARTICIPANTS ARTICLE 1 – COMMUNICATION DE CONFÉRENCE

$12.3

Published Date: 03/01/1993

Interworking of Signalling Systems - Logic Procedures for Interworking of Signalling System No. 7 (ISUP) to No. 6 (Study Group XI) 8 pp

$6