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COMSPHERE 3550 Series Data Service Units
Index-4 February 1995 3550-A2-GB20-10
Dir Empty, DBM error message, C-10
directory
dial backup, 4-17
entry, and password characters, 4-18
Disab message, C-7
Disabled DBM message, C-8
Displ, 4-11, 4-19, 4-20
displaying external leads, 4-19
DL, 4-10
DBM test, C-3
DSU test, C-4
port test, C-5
Drop:DTR Disc message, C-6
DSD
Speeds diff error message, C-11
Wrong RTS error message, C-11
DSR, status indicator, C-2
DSR FrcOn, 5-18, 5-26
DSR on Tst, 5-18, 5-26
DSU, 1-1
Aggreg Exceeded error message, C-11
compatibility, 1-6
configuration options, 5-6
Device Fail message, C-4
Disable message, C-4
install, 3-5
Port Speed, configuration options, 5-27
switch settings, 2-3, 3-3
technical specifications, 1-6
DSUTst message, C-4
DT, 4-10
DBM test, C-3
DSU test, C-4
port test, C-5
DTE, 4-5, 4-10
connection, 2-10
DBM test, C-3
initiator, C-3
DSU test, C-4
initiator, C-4
interface, 1-4
3550 DSU, 1-4
loopback, 4-10
DBM test message, C-3
DSU test message, C-4
port test message, C-5
port test, C-5
initiator, C-5
status, 4-5
streaming, 5-17
MUX port, configurations, 5-26
DTE Port, 5-17, 5-23
DTR
Alarm, 5-20, 5-26, C-2
Discon
DBM error message, C-10
failure message, C-6
message, C-7
status indicator, C-2
DTRCallCon, 5-15
dynamic range, 1-7
E
EC, status indicator, SDCP, C-2
editing configuration options, 5-2
E-E
DBM test, C-3
DSU test, C-4
EE, 4-11
EIA-232-D, crossover, cable, figure, D-8
EIA-232/V.24, connector, pin assignments, D-5
Elast Store, 5-26
elastic store per port, 1-3
electrical connection, figure, 2-4
emissions, CSA, 1-4
end-to-end test, 2-12, 3-12, 4-11
DBM test message, C-3
DSU test message, C-4
results, 4-11
enhanced support services, 1-9
environment, 1-4
equipment
service, 1-8
support, 1-8
warranty, 1-8
error correction indicator, SDCP, C-2
error messages, C-9
command, C-9
dial backup, C-10
TDM/Flex, C-11
Exp, C-6
Expan, 4-4, 4-5
expanded health and status, 4-5
messages, C-6
Ext Leads, 5-19
Ext Time undspd error message, C-11
ExtBU, 4-7, 5-16
Agg Exceed error message, C-11
External
Alarm A message, C-4
Alarm B message, C-4
Bkup speed, C-3
external
backup mode, 4-7, 4-8
dial backup, 1-2
leads, 4-19
external DBU
configuration options, 5-16
diagnostic, configuration options, 5-10
option set, 4-7
port speed, configuration options, 5-29
ExternBU message, C-3
ExtL, 4-19
ExtLd message, C-7