Index

installation ISU 2x64

installation 13 interface

maintenance 15 interfaces 2 interoperability 4, 86

ISDN

ordering codes 9 overview 1 service 9

ISU 2x64 dialing from 2 front panel 3, 4 interfaces 2 interoperability 4 operation 17 overview 1 rear panel 2

single port operation 4

L

LCD configuration menu tree 29 ldm 64K master 70

LDNs setting 33

leased 64K 70

leased application with channel banks

48

leased line service 47 LED indicators

carrier detect, 87 clear to send, 87 data set ready, 87

data terminal ready from DTE, 87 receive data, 87

request to send, 87 transmit data, 87

LED indicators, 87

limited distance modem application 48

lock keypad 74 loopback both DTEs 26 loopback disable 25 loopback DTE 24 loopback network 24 loopback points 24 loopback protocol 24 loopback remote 25 Lpbk remote 1B 75 Lpbk remote 2B 75

M

maintenance connector 123 maintenance help screen 15 maintenance interface 15 menu navigation 17 multilink PPP 62

N

NEBE 26 negotiation fail, 105 network connection 13 network interface 85 no answer tone 44

Northern Telecom DMS-100, 28

O

operating protocols 6 operation 17

dial line 27

ordering ISDN without IOCs 125 outgoing tone 44 out-of-band RS 366 dialing 16

P

physical specifications 87 pinouts

61200051L1-1D

ISU 2x64 Dual Port ISDN Service Unit User Manual

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ADTRAN ISU 2X64 user manual Isdn