H3C Technologies H3C S12500-X Series Switches - Manual (Page 58)

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21B
Setting the maximum number of concurrent login
users
Perform this task to set the maximum number of concurrent users who can log on to the device through a
specific protocol, including FTP, SSH, and Telnet, regardless of their authentication methods: no
authentication, local authentication, or remote authentication.
To set the maximum number of concurrent login users:
Step Command Remarks
1. Enter system view. system-view N/A
2. Set the maximum number of
concurrent login users.
• In non-FIPS mode:
aaa session-limit { ftp | ssh |
telnet } max-sessions
• In FIPS mode:
aaa session-limit ssh
max-sessions
By default, the maximum number of
concurrent login users is 16 for
each user type.
22B
Displaying and maintaining AAA
Execute the display command in any view.
Task Command
Display the configuration of ISP domains. display domain [ isp-name ]
23B
AAA for SSH users by an HWTACACS server
172B
Network requirements
As shown in
743H
Figure 11 , configure the switch to use the HWTACACS server for SSH user authentication,
authorization, and accounting.
Set the shared keys for secure HWTACACS communication to expert. Configure the switch to send
usernames without domain names to the HWTACACS server.
Configure the switch to assign the default user role network-operator to SSH users after they pass
authentication.