7750 SR OS System Management Guide Software Version: 7750 SR OS 10.0 R1 February 2012 Document Part Number: 93-0071-09-01 *93-0071-09-01* This document is protected by copyright. Except as specifically permitted herein, no portion of the provided information can be reproduced in any form, or by any means, without prior written permission from Alcatel-Lucent. Alcatel, Lucent, Alcatel-Lucent and the Alcatel-Lucent logo are trademarks of Alcatel-Lucent. All other trademarks are the property of their respective owners. The information presented is subject to change without notice. Alcatel-Lucent assumes no responsibility for inaccuracies contained herein. Copyright 2012 Alcatel-Lucent Alcatel-Lucent. All rights reserved. Table of Contents Preface. .13 Getting Started Alcatel-Lucent 7750 SR Router Configuration Process . .17 Security Authentication, Authorization, and Accounting . .20 Authentication . .21 Local Authentication . .22 RADIUS Authentication . .22 TACACS+ Authentication. .25 Authorization . .26 Local Authorization. .27 RADIUS Authorization . .27 TACACS+ Authorization. .27 Accounting. .28 RADIUS Accounting . .28 TACACS+ Accounting . .28 Security Controls . .30 When a Server Does Not Respond . .30 Access Request Flow . .31 CPU Protection . .32 CPU Protection Extensions ETH-CFM . .36 Vendor-Specific Attributes (VSAs) . .38 Other Security Features . .39 Secure Shell (SSH) . .39 Per Peer CPM Queuing. .41 CPM Filters and Traffic Management . .42 TTL Security for BGP and LDP . .43 Exponential Login Backoff . .43 User Lockout . .45 Encryption . .46 802.1x Network Access Control . .46 TCP Enhanced Authentication Option. .46 Packet Formats . .48 Keychain. .49 Configuration Notes . .50 General . .50 Configuring Security with CLI . .51 Setting Up Security Attributes. .52 Configuring Authentication . .52 Configuring Authorization . .53 Configuring Accounting . .55 Security Configurations. .56 Configuration Tasks . .58 Security Configuration Procedures . .59 7750 SR OS System Management Guide Page 3 Table of Contents Configuring Management Access Filters. .59 Configuring IP CPM Filters . .62 Configuring MAC CPM Filters . .65 Configuring IPv6 CPM Filters . .66 Configuring CPM Queues . .67 Configuring Password Management Parameters . .68 IPSec Certificates Parameters . .69 Configuring Profiles . .71 Configuring Users . .72 Configuring Keychains. .73 Copying and Overwriting Users and Profiles. .74 User . .74 Profile . .76 RADIUS Configurations . ..