VULHUB ™

introduction to the digital phone network. - Analogue systems and techniques, Basic network structures, Basic exchange structures, centrex, FDM hierarchy, PCS services, signalling, SPC, trunking, ACD, ADSL, ATM, digital centrex, CCITT parts.

introduction to the digital phone network. - Analogue systems and techniques, Basic network structures, Basic exchange structures, centrex, FDM hierarchy, PCS services, signalling, SPC, trunking, ACD, ADSL, ATM, digital centrex, CCITT parts.