What are the three components of the AAA access control process?

Authentication, Authorization, and Accounting (AAA) network security services provide the primary framework through which to set up access control on the router or access server.

What is accounting features in AAA?

Accounting. The final piece in the AAA framework is accounting, which monitors the resources a user consumes during network access. This can include the amount of system time or the amount of data sent and received during a session. Accounting is carried out by logging session statistics and usage information.

What does aaa authorization console do?

When you configure aaa authorization it is applied to vty but not to console. Basically this is to make it harder for you to lock yourself out of the router or switch.

How do I turn off aaa authorization?

To enable AAA authentication to determine if a user can access the privileged command level, use the aaa authentication enable default global configuration command. Use the no form of this command to disable this authorization method.

What are the two most commonly used AAA protocols?

There are two most commonly used protocols in implementing AAA, Authentication, Authorization, and Accounting in the network. RADIUS and TACACS+ are open standards that are used by different vendors to ensure security within the network.

What is AAA accounting Cisco?

To send accounting messages to the TACACS+ accounting server when you enter any command other than show commands at the CLI, use the aaa accounting command command in global configuration mode. To disable support for command accounting, use the no form of this command.

What are the two most common AAA protocols?

Which command enable the AAA service in the local switches?

AAA is enabled by the command aaa new-model . It enabled by the command aaa authentication login default local. In this command, default means we will Use the default method list and local Means we will use the local database.

What is AAA in router?

AAA is a security system based on Authentication, Authorization, and Accounting. Authentication is used to grant or deny access based on a user account and password. Authorization determines what level of access that user has on the Router/router when authenticated.

How does Tacacs+ accounting work?

The TACACS+ protocol provides detailed accounting information and flexible administrative control over the authentication, authorization, and accounting process. The protocol allows a TACACS+ client to request detailed access control and allows the TACACS + process to respond to each component of that request.

What is accounting in router?

router(config)# ip accounting-threshold count. sets the maximum number of accounting entries to be created. The accounting threshold defines the maximum number of entries (source and destination address pairs) that are accumulated.

What is AAA switch?

In this lesson we will take a look how to configure a Cisco Catalyst Switch to use AAA and 802.1X for port based authentication. If you have no idea what AAA (Authentication, Authorization and Accounting) or 802.1X are about then you should look at my AAA and 802.1X Introduction first.

Which command starts AAA on a Cisco router?

To enable AAA in a Cisco Router or Switch, use the “aaa new-model” Cisco IOS CLI command, as shown below.

How do I turn on my AAA switch?

To enable AAA in a Cisco Router or Switch, use the “aaa new-model” Cisco IOS CLI command, as shown below. Configure the Cisco Router or Switch with the IP address of Secure ACS, which provides the AAA authentication services and the shared key for encryption, using Cisco IOS CLI commands as shown below.

Why AAA server is required?

The AAA server is a network server that is used for access control. Authentication identifies the user. Authorization implements policies that determine which resources and services an authenticated user may access. Accounting keeps track of time and data resources that are used for billing and analysis.

What are two protocols that are used by AAA?

By using TACACS+ or RADIUS, AAA can authenticate users from a database of usernames and passwords stored centrally on a server such as a Cisco ACS server.

How does AAA protocol work?

The AAA server compares a user’s authentication credentials with other user credentials stored in a database. If the credentials match, the user is permitted access to the network. If the credentials do not match, authentication fails and network access is denied.

What is AAA framework?

Authentication, authorization, and accounting (AAA) is a security framework that controls access to computer resources, enforces policies, and audits usage.

What are the most common AAA protocols?

What is AAA group server TACACS+?

The aaa authentication command defines the default method list. Incoming ASCII logins on all interfaces (by default) will use TACACS+ for authentication. If no TACACS+ server responds, then the network access server will use the information contained in the local username database for authentication.

How do I send “start” and “stop” accounting records to AAA?

Use the aaa accounting system default start-stop group radius command to send “start” and “stop” accounting records after the router reboots. The “start” record is generated while the router is booted and the stop record is generated while the router is reloaded. The router generates a “start” record to reach the AAA server.

How do I start and stop a call in AAA accounting?

Use the aaa accounting resource start-stop group command to send a “start” record at each call setup followed with a corresponding “stop” record at the call disconnect.

How do I use the AAA accounting nested suppress stop command?

Use the aaa accounting nested suppress stop command to suppress the sending of EXEC-stop accounting records and to send only PPP accounting records. The following example enables nesting of NETWORK accounting records for user sessions: The following example disables nesting of EXEC accounting records for user sessions:

What does no AAA accounting send stop-record authentication failure mean?

no aaa accounting send stop-record authentication failure [ vrf vrf-name] no aaa accounting send stop-record authentication success remote-server [ vrf vrf-name] Used to generate accounting “stop” records for calls that fail to authenticate at login or during session negotiation.

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