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• Maximum number of SSH authentication attempts. This parameter is used to prevent malicious
password cracking.
• SFTP connection idle timeout period. Once the idle period of an SFTP connection exceeds the
specified threshold, the system automatically tears the connection down.
To set the SSH management parameters:
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Enable the SSH server to
support SSH1 clients.
ssh server compatible-ssh1x
enable
Optional.
By default, the SSH server
supports SSH1 clients.
3. Set the RSA server key pair
update interval.
ssh server rekey-interval
hours
Optional.
By default, the interval is 0, and
the RSA server key pair is not
updated.
4. Set the SSH user
authentication timeout
period.
ssh server
authentication-timeout
time-out-value
Optional.
60 seconds by default.
5. Set the maximum number of
SSH authentication
attempts.
ssh server
authentication-retries
times
Optional.
3 by default.
Authentication fails if the number
of authentication attempts
(including both publickey and
password authentication)
exceeds the upper limit.
6. Configure the SFTP
connection idle timeout
period.
sftp server idle-timeout
time-out-value
Optional.
10 minutes by default.
Configuring the device as an Stelnet client
This section describes how to configure the device as an Stelnet client.
Stelnet client configuration task list
Task Remarks
Specifying a source IP address or source interface for the Stelnet
client
Optional.
Enabling and disabling first-time authentication
Optional.
Establishing a connection to an Stelnet server
Required.
Specifying a source IP address or source interface for the
Stelnet client
By default, an Stelnet client uses the IP address of the outbound interface specified by the route to
the Stelnet server as the source IP address to communicate with the Stelnet server. You can change
the source IP address or specify a source interface for the client.
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