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Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
OL-16597-01
Chapter 1 Configuring AAA
Configuring AAA
To configure AAA accounting default methods, perform this task:
Using AAA Server VSAs with Nexus 5000 Series Switches
You can use vendor-specific attributes (VSAs) to specify the Nexus 5000 Series user roles and SNMPv3
parameters on AAA servers.
This section includes the following topics:
• About VSAs, page 1-11
• VSA Format, page 1-12
• Specifying Nexus 5000 Series switch User Roles and SMNPv3 Parameters on AAA Servers,
page 1-12
About VSAs
The Internet Engineering Task Force (IETF) draft standard specifies a method for communicating VSAs
between the network access server and the RADIUS server. The IETF uses attribute 26. VSAs allow
vendors to support their own extended attributes that are not suitable for general use. The Cisco RADIUS
Command Purpose
Step 1
switch# configure terminal
Enters configuration mode.
Step 2
switch(config)# aaa accounting default
{group group-list | local}
Configures default accounting method. One or more
server group names can be specified in a space
separated list.
The group-list argument consists of a
space-delimited list of group names. The group
names are of the following:
• radius—Uses the global pool of RADIUS
servers for accounting.
• named-group—Uses a named subset of
TACACS+ or RADIUS servers for accounting.
The local method uses the local database for
accounting.
The default method is local, which is used when no
server groups are configured or when all the
configured server group do not respond.
Step 3
switch(config)# exit
Exits configuration mode.
Step 4
switch# show aaa accounting
(Optional) Displays the configuration AAA
accounting default methods.
Step 5
switch# copy running-config startup-config
(Optional) Copies the running configuration to the
startup configuration.
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