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DCP Configuration
4-273920-A2-GN31-30 November 1996
Test — Multiport l
The Test configuration option determines the duration of a test.
Table 4-5 shows the Test configuration option as it appears on the LCD, with the Sync Leased
factory default setting (the default value if the modem is just being installed) shown following the
colon ( : ) on the first line and with all available selections listed on the second line. Following this
is a description of the configuration option. Factory default settings are listed in Appendix F.
Table 4-5
Test Configuration Options — Multiport Mode l
Test Timeout: Disable
End Disable 30sec 60sec 240sec
Test Time-out. Determines how long a test runs before aborting.
Disable – Allows a test to run indefinitely.
30, 60, or 240 seconds – Allows the test to run for 30 seconds, 60 seconds, or 240 seconds.
V54 Address: Disable
Nxt Disable (Address Values)
V.54 Address. Determines which remote 392x
Plus
modem is placed into a remote loopback test. This test can be either
a remote digital loopback or local analog loopback. This type of addressing should be used for extended data circuits
(tail circuits).
Disable – This is used for normal point-to-point leased-line and dial networks.
Address Values – 01, 03, 05, 07, 09, 0B, 0D, 0F
, 1
1, 13, 15, 17, 19, 1B, 1D, 1F, 25, 27, 2B, 2D, 2F, 33, 35, 37, 3B, 3D,
3F, 55, 57, 5B, 5F, 6F, 77, or 7F. This configuration option selects the address of a modem that is to be placed into a
loopback test. This configuration option is used for more complex networks where multiple modems, used in extended
data circuits (tail circuits), can be commanded to loopback.
The AT command for Disable is S-Register S53=0.
The AT command for V.54 Address is S-Register S53=
n
, where
n
is a value from 1 to 34.
V54 Device Type: Peripheral
End Peripheral Intermediate
This configuration option only appears when V54 Address is enabled.
V.54 Device Type. Identifies where the modem is physically located in the network.
Peripheral – The modem is located at the endpoint of the network and is not connected back-to-back with another
modem.
Intermediate – The modem is either of the two modems connected back-to-back.
The AT command for Peripheral is S-Register S54=0.
The AT command for Intermediate is S-Register S54=1.