ITU-T SERIE E.800 SUPP 7 SPANISH PDF

Published Date: 01/01/1993

Numbering of Channels on International Multiplex Links at 64 kBit/s - Public Data Networks Transmission, Signalling and Switching (Study Group IX) 3 pp

Published Date: 03/01/1998

Facsimile Quality of Service on Public Networks - General Aspects - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors - Quality of Service, Network Management and Traffic Engineering - Network Management - Checking the Quality of the International Telephone Service

Published Date: 01/01/1993

MARITIME ANSWER - BACK CODES

Published Date: 2005