12.1 V.25TER .................................................................................................................. 76
14. FAX COMMANDS .......................................................................................................... 80
14.1 TIA-578-A................................................................................................................. 80
14.2 TIA-592 .................................................................................................................... 80
14.3 TIA SP-2388 ............................................................................................................ 82
15. RESULT CODES ........................................................................................................... 84
15.1 V.25TER .................................................................................................................. 84
15.2 DE FACTO............................................................................................................... 85
15.3 GSM 07.07............................................................................................................... 85
SERVICE DATA ............................................................................................................. 90
15.3.10