Huawei OceanStor S2600 Manual page 25

OceanStor S2600 Storage System
Troubleshooting
5.
6.
Step 2 Set a near-end modem.
To set a near-end modem, do as follows:
1.
2.
3.
4.
Step 3 Establish a remote management environment.
Before establishing a remote management environment, confirm that the remote modem is
disconnected from the storage devices. Otherwise, the serial port will be hung up because a large
amount of data is transmitted during modem dialup. When both the remote modem and the near-
end modem successfully dial up to the network, connect the remote modem to the storage devices
with a serial port cable.
1.
2.
3.
Issue 03 (2010-01-28)
Enter at, press Enter, and the interface displays:
OK!
Execute the following AT commands orderly, and the specific command format and the
displayed information after executing the command are:
Enter asts0=1, and press enter. The interface displays:
OK!
Enter at&d0, and press enter. The interface displays:
OK!
Enter at&w, and press enter. The interface displays:
OK!
Enter at&w&w1, press enter. The interface displays:
OK!
Connect the serial port of the near-end modem to the serial port of the maintenance terminal
with a serial port cable, and connect the LINE port of the near-end modem to the PSTN
with a telephone cable.
Run the HyperTerminal, and execute the operation 2 to 4 in
Enter at, press enter, and the interface displays:
OK!
Set the initial parameter.
Enter AT&f&w, and press enter. The interface displays:
OK!
CAUTION
Run the HyperTerminal on the maintenance terminal, and execute operation 2 to 4 in
1.
Enter at, press Enter, and the interface displays:
OK!
Enter atdt 028XXXXXXXX and press Enter to dial up. When the remote modem and
near-end modem successfully dial up to the network, the interface displays words
CONNECT baud rate. (For modems from different manufacturers, the interface displays
different baud rates.)
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2 Troubleshooting Preparation
Step 1.
Step
2-7