A Commands
This chapter describes the Cisco Nexus 1010 commands that begin with the letter A.
aaa authentication login console
To configure AAA authentication methods for console logins, use the
aaa authentication login console
command. To revert to the default, use the
no
form of this command.
aaa authentication login console {group
group-list
} [none] | local
| none
}
no
aaa authentication login console {group
group-list
[none] | local
| none
}
Syntax Description
group
|
Specifies to use a server group for authentication.
|
group-list
|
Specifies a space-separated list of server groups. The list can include the following:
-
tacacs+
for all configured TACACS+ servers.
-
Any configured TACACS+ server group name.
|
none
|
Specifies to use the username for authentication.
|
local
|
Specifies to use the local database for authentication.
|
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Examples
This example shows how to configure the AAA authentication console login methods:
switch(config)# aaa authentication login console group tacacs+
This example shows how to revert to the default AAA authentication console login method:
switch(config)# no aaa authentication login console group tacacs+
Related Commands
|
|
aaa group server tacacs+
|
Createa a TACACS+ server group.
|
show aaa authentication
|
Displays AAA authentication information.
|
show aaa groups
|
Displays the AAA server groups.
|
tacacs-server host
|
Configures TACACS+ servers.
|
aaa authentication login default
To configure the default AAA authentication methods, use the
aaa authentication login default
command. To revert to the default, use the
no
form of this command.
aaa authentication login default
{
group
group-list
}
[
none
]
|
local
|
none
}
no
aaa authentication login default
{
group
group-list
[
none
] |
local
|
none
}
Syntax Description
group
|
Specifies a server group list to be used for authentication.
|
group-list
|
Space-separated list of server groups that can include the following:
-
tacacs+
for all configured TACACS+ servers.
-
Any configured TACACS+ server group name.
|
none
|
(Optional) Specifies to use the username for authentication.
|
local
|
Specifies to use the local database for authentication.
|
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Examples
This example shows how to configure the AAA authentication console login method:
switch(config)# aaa authentication login default group tacacs
This example shows how to revert to the default AAA authentication console login method:
switch(config)# no aaa authentication login default group tacacs
Related Commands
|
|
aaa group server tacacs+
|
Createa a TACACS+ server group.
|
show aaa authentication
|
Displays AAA authentication information.
|
show aaa groups
|
Displays the AAA server groups.
|
tacacs-server host
|
Configures TACACS+ servers.
|
aaa authentication login error-enable
To configure an AAA authentication failure message to display on the console, use the
aaa authentication login error-enable
command. To remove the error message, use the
no
form of this command.
aaa authentication login error-enable
no
aaa authentication login error-enable
Syntax Description
This command has no arguments or keywords.
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Usage Guidelines
If none of the remote AAA servers respond when a user logs in, the authentication is processed by the local user database. If you have enabled the display, one of the following messages is generated for the user:
Remote AAA servers unreachable; local authentication done. Remote AAA servers unreachable; local authentication failed.
Examples
This example shows how to enable the display of AAA authentication failure messages to the console:
switch(config)# aaa authentication login error-enable
This example shows how to disable the display of AAA authentication failure messages to the console:
switch(config)# no aaa authentication login error-enable
Related Commands
|
|
show aaa authentication
|
Displays the configuration for AAA authentication.
|
aaa authentication login mschap
To enable Microsoft Challenge Handshake Authentication Protocol (MSCHAP) authentication at login, use the
aaa authentication login mschap
command. To disable MSCHAP, use the
no
form of this command.
aaa authentication login mschap
no
aaa authentication login mschap
Syntax Description
This command has no arguments or keywords.
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Examples
This example shows how to enable MSCHAP authentication:
switch(config)# aaa authentication login mschap
This example shows how to disable MSCHAP authentication:
switch(config)# no aaa authentication login mschap
Related Commands
|
|
show aaa authentication
|
Displays the configuration for AAA authentication.
|
aaa group server tacacs+
To create a TACACS+ server group, use the
aaa group server tacacs+
command. To delete a TACACS+ server group, use the
no
form of this command.
aaa group server
tacacs+
group-name
no
aaa group server tacacs+
group-name
Syntax Description
group-name
|
TACACS+ server group name. The name is alphanumeric and case sensitive. The maximum length is 64 characters.
|
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Usage Guidelines
You must enable TACACS+ using the
tacacs+ enable
command before you can configure TACACS+.
Examples
This example shows how to create a TACACS+ server group:
switch(config)# aaa group server tacacs+ TacServer
This example shows how to delete a TACACS+ server group:
switch(config)# no aaa group server tacacs+ TacServer
Related Commands
|
|
tacacs+ enable
|
Enables TACACS+.
|
show aaa groups
|
Displays server group information.
|
attach module
To access the standby Virtual Supervisor Module (VSM) console from the active VSM, use the
attach module
command.
attach module
module-number
Syntax Description
module-number
|
Number that identifies an existing module. The range is from 1 to 66.
Note Only one value, 2, is operational.
|
Command Modes
Global configuration (config)
network-admin
Command History
|
|
4.0(4)SP1(1)
|
This command was introduced.
|
Examples
This example shows how to attach to the console of the secondary VSM:
n1000v(
config)
# attach module 2
Usage Guidelines
Although the allowable range of module numbers is from 1 to 66, only one value, 2, is operational.
Related Commands
|
|
show cores
|
Displays a list of cores.
|
show processes
|
Displays the state and the start count of all processes.
|
reload module
|
Reloads a module.
|