Cisco IOS Security Configuration Guide, Release 12.4T 英文官方PDF原版 12.2MB

This document describes the objectives, audience, conventions, and organization used in Cisco IOS and Cisco IOS XE software documentation, collectively referred to in this document as Cisco IOSdocumentation. Also included are resources for obtaining technical assistance, additionaldocumentation, and other information from Cisco.

本文档介绍了目标受众，惯例和组织使用Cisco IOS和Cisco IOS XE软件文档，统称此文档为思科iosdocumentation。还包括获得技术支持，资源additionaldocumentation，从思科其他信息。

The Cisco software feature documentation in this configuration guide often includes information about features that are shared across software releases and platforms. This guide may contain information that is not specific to your particular platform or is not supported in your software release. Additionally, some configuration guides contain content that may be superseded by documentation from a later software release.
For the latest feature information and caveats, see the release notes for your platform and software release. Additionally, use Cisco Feature Navigator to find information about feature, platform, and software image support.
Any Internet Protocol (IP) addresses used in this guide are not intended to be actual addresses. Any examples, configuration sample output, and figures included in this guide are shown for illustrative purposes only. Any use of actual IP addresses in illustrative content is unintentional and coincidental.

在这种配置指南通常包括信息的功能，在软件版本和平台共享的思科软件特征文件。本指南可能包含不特定于您的特定平台或不支持在您的软件版本中的信息。此外，一些配置指南包含的内容，可能会取代文件以后的软件版本。
最新的特征信息和说明，请参阅发行说明你的平台和软件版本。此外，使用思科特征导航找到相关的信息特征，平台，软件图像支持。
本指南中使用的任何互联网协议（IP）地址都不用于实际地址。任何的例子，配置示例输出，以及本指南中包含的数字仅用于说明目的。任何使用说明内容的实际IP地址是无意的巧合。