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COMSPHERE 3800 Series Modems
14-18 September 1998 3810-A2-GB30-30
Table 14-2
(4 of 12)
3800 Series S-Registers
S-Register Front Panel BranchDescription
S36 Rate Auto Originate
Initiates a dial backup call, using the phone number in directory
location 1, when the leased-line rate of the modem falls back to or below
a certain speed.
Register has the following values:
S36 = 0 Disable
S36 = 1 On fallback to 4800
S36 = 2 On fallback to 7200
S36 = 3 On fallback to 9600
S36 = 4 On fallback to 12,000
S36 = 5 On fallback to 14,400
S36 = 6 On fallback to 16,800
NOTE: Rate Auto-Originate is valid only when V.32bis Autorate is
enabled (S76 = 0).
Configure\Edit\Leased Line
S37 Auto Redial (DTR)
Auto Redial allows repeated automatic dial backup attempts by
specifying the range of Directory Locations that can be tried. A redial
attempt is made in response to a bad phone number, a busy signal, no
answer, or no quiet answer. The modem must be in Originate mode.
When DTE Dialer Type is DTR=Dirs, Auto Redial works in conjunction
with the DTR Cont Repeat (S38) configuration option.
Register has the following values:
S37 = 0 Use Directory Location 1
S37 = 1 Use Directory Locations 1–2
S37 = 2 Use Directory Locations 1–3
S37 = 3 Use Directory Locations 1–4
S S S
S S S
S37 = 9 Use Directory Locations 1–10
NOTE: The modem must be in Originate mode to perform an automatic
dial backup.
Configure\Edit\Line_Dialer
(DTR Auto Redial)
S38 DTR Cont Repeat
Determines whether automatic dialing of dial backup directory locations
will be repeated continuously, or halted after the first pass.
Regardless of the setting of S38, dialing is locked out after ten failed
attempts to connect to the same number.
Register has the following values:
0 = Disable
1 = Enable
Factory setting is Disable.
Configure\Edit\DTE_Dialer