Operation Manual – Login
H3C S3600 Series Ethernet Switches-Release 1510 Chapter 4
Logging in Using Modem
4-3
III. Configuration on switch when the authentication mode is scheme
Refer to section 2.6 “Console Port Login Configuration with Authentication Mode Being
Scheme
”.
4.4 Modem Connection Establishment
1) Before using Modem to log in the switch, perform corresponding configuration for
different authentication modes on the switch. Refer to section
2.4 "Console Port
Login Configuration with Authentication Mode Being None
”, section 2.5 “Console
Port Login Configuration with Authentication Mode Being Password
”, and section
2.6 “Console Port Login Configuration with Authentication Mode Being Scheme”
for more.
2) Perform the following configuration to the modem directly connected to the switch.
AT&F ----------------------- Restore the factory settings
ATS0=1 ----------------------- Configure to answer automatically after the
first ring
AT&D ----------------------- Ignore DTR signal
AT&K0 ----------------------- Disable flow control
AT&R1 ----------------------- Ignore RTS signal
AT&S0 ----------------------- Set DSR to high level by force
ATEQ1&W ----------------------- Disable the modem from returning command
response and the result, save the changes
You can verify your configuration by executing the AT&V command.
Note:
z The configuration commands and the output of different modems may differ. Refer
to the user manual of the modem when performing the above configuration.
z It is recommended that the baud rate of the AUX port (also the Console port) be set
to a value lower than the transmission speed of the modem. Otherwise, packets
may get lost.
3) Connect your PC, the modems, and the switch, as shown in the following figure.
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