AT&T 7400 series 6digitizer, DMI 1-14, D-11, Mode 1-15,1-16,1-42,2-13,9-1MOS, DS1-Contd, INOS5-14

IN-4 INDEX

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dial tone C-5,C-11alerting 1-40

dialing C-14computer 7-10terminal 7-9

basic 7-9

break signal 7-9default 7-9Hayes-AT 7-9mnemonic 7-9

dial-repeating 1-40DID 1-36,4-2,C-5digital

telephones 1-7

facilities, synchronization of B-1multiplexed interface 1-14,D-11multiplexed interface with bit-oriented

signaling (DMI-BOS) line-only mode B-29

port 1-7switch 1-7transmission 1-3

data 1-5voice 1-5

trunks 1-9

voice terminals 1-7,1-9digital-access-and-cross-connect system (DACS)

B-6digitizer 1-5

direct trunk group selection 6-16distinctive ringing 6-17

distributed communications system 1-36,4-10,6-1

DMI 1-14, D-11

BOS 1-27

line-only mode B-29

mode 1-15,1-16,1-42,2-13,9-1MOS 1-27

DNIS 1-37

DOD 1-36

DRXXN 1-32

DS1 1-41

DMI BOS

line-only mode B-29line+trunk mode B-30

for traditional module B-9for universal module B-9line coding 1-19

primary timing reference B-8

DS1—Contd

secondary timing reference B-8signaling 1-25,8-23

slip rate B-10synchronization B-1TN767 B-9

DSU 1-30,8-5

DTE 1-11,1-13,7-2

mode of operation 7-5

E

E-INOS5-14, 6-21

electronic switching system 1-6electronic tandem network (ETN) 5-1E&M signaling 1-39

engineering, network synchronization and B-18ENP 2-7,2-9,2-11,5-8

EPSCS 1-38,C-6

ESF

frame 1-25superframe 1-25

ETA 2-6,4-7,4-9

Ethernet 8-13

ETN 5-1

software 2-4extended superframe 1-25extended trunk access 2-6,4-7,4-9

extension number portability 2-7,2-9,2-11,5-8extension number steering 4-4,5-14

external clock reference B-14external reference selection rules B-27externally referenced nodes B-18

F

facilities restricted 1-21unrestricted 1-21

facility restriction level 2-10facsimile 8-22,9-7

FAX 9-7

feature access code 2-5,2-6,2-8,5-1features

transparent 6-1attendant 6-14voice terminal 6-17

trunk group busy/warning indicators 6-16trunk verification by customer/attendant 6-16