ssh server ip-limit-session

Function

The ssh server ip-limit-session command sets the maximum number of connections that a single IP address can connect to the SSH server.

The undo ssh server ip-limit-session command restores the maximum number of connections to the SSH server from a single IP address to the default value.

The default maximum number of clients is 256

Format

ssh server ip-limit-session limit-session-num

undo ssh server ip-limit-session

Parameters

Parameter	Description	Value
limit-session-num	Set the maximum number of SSH session can be connected to server for each IP address.	The value is an integer that ranges from 1 to 256. The default value is 256.

Parameter

Description

Value

limit-session-num

Set the maximum number of SSH session can be connected to server for each IP address.

The value is an integer that ranges from 1 to 256. The default value is 256.

Views

System view

Default Level

3: Management level

Task Name and Operations

Task Name	Operations
ssh-server	write

Usage Guidelines

Run this command to set the maximum number of SSH connections for a single IP address, run the ssh-server command, prevents malicious attacks from a single IP occupying the number of connections to the server, causing failure of other IP addresses to connect to the server.

Example

# Set the maximum number of SSH connections for a single IP address to 20.

<HUAWEI> system-view
[~HUAWEI] ssh server ip-limit-session 20