By Vivek Santuka
Cisco's entire, authoritative advisor to Authentication, Authorization, and Accounting (AAA) ideas with CiscoSecure ACS
This is the 1st whole, authoritative, single-source consultant to enforcing, configuring, and coping with Authentication, Authorization and Accounting (AAA) id administration with CiscoSecure entry keep watch over Server (ACS) four and five. Written by way of 3 of Cisco's such a lot skilled CiscoSecure product aid specialists, it covers all AAA suggestions (except NAC) on Cisco routers, switches, entry issues, firewalls, and concentrators. It additionally completely addresses either ACS configuration and troubleshooting, together with using exterior databases supported by means of ACS. every one of this book's six sections specializes in particular Cisco units and their AAA configuration with ACS. each one bankruptcy covers configuration syntax and examples, debug outputs with factors, and ACS screenshots. Drawing at the authors' adventure with numerous thousand help circumstances in corporations of all types, AAA id administration Security offers pitfalls, warnings, and counsel all through. each one significant subject concludes with a realistic, hands-on lab situation akin to a real-life answer that has been commonly carried out by way of Cisco shoppers. This publication brings jointly the most important info that used to be formerly scattered throughout a number of assets. it is going to be essential to each specialist operating CiscoSecure ACS four or five, in addition to all applicants for CCSP and CCIE (Security or R and S) certification.
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Additional info for AAA Identity Management Security
Simple TACACS+ Authorization The RESPONSE message (in step 3 in Figure 1-8) contains one of the following replies: A FAIL response from the server indicates that the services requested for authorization are not granted. If the server responds with a PASS_ADD, the request is authorized and the information returned in the RESPONSE is used in addition to the requested information. If no additional arguments are returned by the AAA server in the RESPONSE, the request is authorized. In some cases, a PASS_REPL might be returned to the AAA client.
On ACS SE, all unused ports are blocked, all extraneous services are removed and do not provide you access to the ACS SE as in a normal Windows server. ACS SE can be accessed only through the serial console (before/after installation) and web interface (after installation). Running only the required components necessary to run ACS SE increases the security posture of the device. html Both platforms are identical in terms of functionality. exe database utility are available only on ACS for Windows.
78. For RADIUS, Cisco Secure Access Control System conforms to following Request for Comments (RFC): ■ RFC 2138 ■ RFC 2139 ■ RFC 2865 ■ RFC 2866 30 AAA Identity Management Security ■ RFC 2867 ■ RFC 2868 ■ RFC 2869 Cisco Secure Access Control System accepts RADIUS authentication requests on UDP port 1645 and UDP port 1812. For accounting, it accepts RADIUS accounting packets on UDP port 1646 and UDP port 1813. This is done to support both old and new RADIUS RFCs. As Cisco Secure Access Control System conforms to RADIUS RFC, it supports IETF RADIUS attributes.