Cisco IOS XR User Manual

xi
Cisco IOS XR System Security Configuration Guide
Preface
This guide describes the configuration and examples for system security.
For system security command descriptions, usage guidelines, task IDs, and examples, refer to the
Cisco IOS XR System Security Command Reference.
The preface contains the following sections:
• Changes to This Document, page xi
• Obtaining Documentation, Obtaining Support, and Security Guidelines, page xi
Changes to This Document
Table 1 lists the technical changes made to this document since it was first printed.
Obtaining Documentation, Obtaining Support, and Security
Guidelines
For information on obtaining documentation, obtaining support, providing documentation feedback,
security guidelines, and also recommended aliases and general Cisco documents, see the monthly
What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical
documentation, at:
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html
Table 1 Changes to This Document
Revision Date Change Summary
OL-12287-01 June 2007 Initial release of this document.

Cisco IOS XR Specifications

General

Operating System	Cisco IOS XR
Architecture	Microkernel
High Availability	Yes
Type	Network operating system
Developed by	Cisco Systems
License	Proprietary
Programming Language	C, C++
Kernel	QNX
Supported Platforms	Cisco ASR9000, NCS series
Security Features	Role-Based Access Control (RBAC), Secure Boot, Encryption
Management Interface	CLI, SNMP, NETCONF, RESTCONF
Release Date	2004
Target Devices	High-end core routers, service provider edge routers, data center interconnect (DCI) routers
Supported Hardware	Cisco routers and switches
Networking Protocols	BGP, OSPF, IS-IS, MPLS
Virtualization Support	Virtualization-ready, supports network function virtualization (NFV) and containerization technologies.