ADTRAN TSU 120 Spezifikationen Seite 96

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Seitenansicht 95
Application Views Adtran DSU IV Application (AdDSUIVApp)
Device Management Page 96 Adtran DSU/CSU
occur between Lockout Start hour and Lockout
End hour.
Auto Restore Timer
This option selects the amount of time that the
DSUIQ circuit must be active before the unit
switches from backup to normal mode of
operation. The timer value is in minutes from 0 to
60. A zero value disables the automatic restore.
Redial Count
This allows the selection of the number of times
the unit will redial the Far End unit when
attempting to go to backup and a busy or reorder
condition occurs. Redial count can be set for a
maximum of 60.
Fail Timeout
This option allows the selection of the amount of
time that the dedicated circuit failure condition is
active before attempting to enter dial backup
mode. The Fail Timeout value is in increments of
10 seconds up to a maximum of 600 seconds.
Redial Timer
This option works in conjunction with the Redial
Counter option. The Redial Timer specifies the
amount of time between redial attempts. The
Redial Timer value is seconds, up to a maximum
of 60.
ISDN Dial Backup Options
ISDN Net
This option is used to select the company to
provide the switched Digital Service. When US
Sprint is selected, an automatic Echo Canceller
Suppressor tone is emitted by the DSUIV unit
when dialing. Options are att-5ess, nt-dms-
100, and national-isdn1.
Protocol
This option is used to select the protocol used to
transmit subrates over the ISDN link. Subrates
are all rates below 56kbps. V.120 is the default
protocol. Either v-120, or t-link.
V.32 bis and V.34 Dial Backup Options
MNP Mode
This option selects the type of error control to be
negotiated at the start of the V.32 bis or V.34
modem connection. Possible types are
normalMode, directMode, reliableMNPMode,
autoReliableMNPMode, reliableAPMMode,
reliableV42, and auto.
Flow Control
This option selects the type of flow control used
by the V.32 bis or V.34 modem. Possible types are
disabled, xon-xoff, ctsOnly, rts-cts, and
uni-xon-xoff.
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