Verilink DIDCSU 2912 (880-502646-001) Product Manual - Manual (Page 87)

DIDCSU E1 Version
Verilink DIDCSU 2912 User Manual 4-15
Diagnostics Menu
The diagnostics menu is used for troubleshooting the network and
data ports. To access the Diagnostics Menu from the Main Menu,
enter “D”.
Figure 4-10 Diagnostics Menu
E1 Port
Diagnostics
Menu
For diagnostics on the E1 port, enter P to access the E1 Port
Diagnostics Menu. This menu is used to activate or deactivate
loopbacks and send test patterns from the network port.
NOTE: If a loopback does not activate, use the E1 Port Configuration
Menu to verify that the port is in service.
SSn Clear to Send (CTS): This is a DCE output. LOW indicates the lead is off
(negative voltage). HIGH indicates the lead is on. In Control Lead Mode
AUTO AUTO AUTO AUTO CTS is on when the DTE asserts RTS.
If Control Lead Mode is set to MANUAL then CTS is immediately forced
off, the user must explicitly force it on using the SSn command..
Request to Send (RTS): This is a DTE control lead. LOW indicates the lead
is off (negative voltage). HIGH indicates the lead is on.
1) LOW
2) HIGH
SDn Data Carrier Detect (DCD): This is a DCE output. Select LOW to force DCD
off at all times (not recommended) or select HIGH to force DCD on
(typical).
The behavior of the DCD output is not affected by the selection of
Manual or Auto control lead mode.
1) LOW
2) HIGH
SMn Test Mode (TM): This is a DCE output used to indicate to the DTE that a
test is in progress.
1) LOW
2) HIGH
X Returns to the Configuration Menu .
Command Description Options
-- DIDCSU 2912 DIAGNOSTICS MENU -- -- DIDCSU 2912 DIAGNOSTICS MENU -- -- DIDCSU 2912 DIAGNOSTICS MENU -- -- DIDCSU 2912 DIAGNOSTICS MENU --
P) E1/T1 Port D) Data Port P) E1/T1 Port D) Data Port P) E1/T1 Port D) Data Port P) E1/T1 Port D) Data Port
X) exit this screen
X) exit this screen X) exit this screen X) exit this screen
A [0.0.0.204] [1,2] DIDCSU 2912 > A [0.0.0.204] [1,2] DIDCSU 2912 > A [0.0.0.204] [1,2] DIDCSU 2912 > A [0.0.0.204] [1,2] DIDCSU 2912 >