Table of Contents
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installation
ISU 2x64
13
installation
interface
15
maintenance
2
interfaces
4, 86
interoperability
ISDN
9
ordering codes
1
overview
9
service
ISU 2x64
2
dialing from
3, 4
front panel
2
interfaces
4
interoperability
17
operation
1
overview
2
rear panel
single port operation
L
70
ldm 64K master
LDNs
33
setting
70
leased 64K
48
47
leased line service
LED indicators
87
carrier detect,
87
clear to send,
87
data set ready,
data terminal ready from DTE,
87
receive data,
87
request to send,
87
transmit data,
87
LED indicators,
limited distance modem application
61200051L1-1D
lock keypad
loopback both DTEs
loopback disable
loopback DTE
loopback network
loopback protocol
loopback remote
Lpbk remote 1B
Lpbk remote 2B
M
maintenance connector
maintenance help screen
maintenance interface
menu navigation
multilink PPP
4
N
NEBE
negotiation fail,
29
network connection
network interface
no answer tone
Northern Telecom DMS-100,
O
operating protocols
operation
ordering ISDN without IOCs
outgoing tone
87
out-of-band RS 366 dialing
P
physical specifications
48
pinouts
ISU 2x64 Dual Port ISDN Service Unit User Manual
74
26
25
24
24
24
24
25
75
75
123
15
15
17
62
26
105
13
85
44
6
17
27
dial line
44
87
Index
28
125
16
147
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