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What are the triple (A) steps and message types in Cisco RADIUS?

Triple A is a framework used to authenticate, authorize, and audit an access request from a user. It can be used by many applications. One of the many applications that can use Triple A is remote access IPSec vpn. Triple A framework is a client/server model. The client is any network device that is triple A-enabled device such as routers, switches, firewalls,..etc. The server is a hardware appliance or a software in a virtualized guest machine. Both, the client and server, send and receive messages to each other using an industry standard protocol such as RADIUS or vendor-specific proprietary protocol such as TACACS, XTACACS, or TACACS+.

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Question added by Ahmad Yassein , Infrastructure Network Manager , Ministry of International Cooperation (MIC)
Date Posted: 2013/11/12
Abdulfattah Assad
by Abdulfattah Assad , UC and Information Security Senior Engineer , Savola Group

AAA is Protocol which is used for authentication , authorization and accounting 

 

Authentication to authihtcate the users by Typing his Own Password '

authorization to authorize the user access to specific Resources in the network,such a in cisco  Routers  we can give access the to user to show The Configuration Without editing .

Accounting for tracking,It mean recording what the users do.

 

we can make  integration between aaa server and  active directory for more flexibility . 

 

It  can use  with wireless  controller  or  vpn access .

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