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DEFINITY Enterprise Communications Server Release 5
Maintenance and Test for R5vs/si
Issue 1
April 1997
Index
Page IN-3
control carrier power units, 5-9
control circuit packs
expansion port networks (EPNs)
, 5-3
PPN, 5-1
replacing, 5-2
reseating, 5-2
unseating, 5-2
CO-trunk-to-digital interface frequency response, 1-14
country codes, 10-1483
cursor keys, 3-2
D
data
service unit
, 1-6
Data Communications Equipment, see DCE
data terminal equipment
, 1-3
data-link layer, OSI, 1-4
DCE, 1-3
D-channel
protocol
, 1-3
DCP, 1-6
DEC VT220 terminals, 3-28
DEFINITY LAN Gateway
restart procedure
, 5-25
shut down procedure, 5-23
delay, echo path, 1-17
demand tests, 1-3
diagnostic tests, 4-2
Digital Multiplexed Interface, 1-7
digital port
insertion loss
, 1-15
Digital Signal Level 1 (DS1), 1-7
digital-to-analog
peak noise level
, 1-17
quantization distortion loss, 1-16
digital-to-digital
echo path delay
, 1-17
Disconnect Supervision, 1-10
display alarms command, 4-8
distortion
intermodulation
, 1-15
quantization loss, 1-16
DS1
CO trunk (CO-DS1)
, 10-498
interface circuit packs, 10-528
option jumpers, 10-1530
signaling, 10-528
DS1 Circuit Pack form, 10-1530
DS1 loopback, 5-69
DS1 span, 5-70, 5-71
DS1 span test, 5-71
DS1 span, T1, 5-69
DSO frequency response, 1-14
DSU, see Data Service Unit
DTE, see data terminal equipment
duplication circuit packs
, 7-3
duplication interface, 4-11
duplication interface circuit packs