Conventions Used In This Guide - Enterasys Security Router X-PeditionTM User Manual

Conventions Used in This Guide

• Chapter 11, Configuring ISDN, outlines how to set up the Integrated Services Digital Network
protocol on the XSR for BRI, PRI and leased line applications. ISDN protocol tracing and
partial decoding of Q921 and Q931 frames is also described.
• Chapter 12, Configuring Quality of Service, describes XSR support for QoS, including Random
Early Detection (RED), Weighted Random Early Detection (WRED), tail-drop, DSCP, IP
precedence, traffic policing and shaping, priority and CBWFQ queuing, and class-based traffic
shaping.
• Chapter 13, Configuring ADSL, details ADSL line operation over POTS and ISDN circuits,
ADSL data framing format ATM Frame UNI, OAM cell behavior, PDU encapsulation choices:
PPP over ATM (PPPoA), PPP over Ethernet (PPPoE), and Routed IP over ATM (IPoA).
• Chapter 14, Configuring the Virtual Private Network, outlines XSR support for Site-to-Site, Site-
to-Central-Site, and Remote Access VPN applications. Other supported functionality includes
RADIUS authentication, PKI authentication, NAT traversal, IP address management,
dynamic routing over VPN (remote access only), digital signature and certificate support,
GRE over IPSec, and AAA.
• Chapter 15, Configuring DHCP, details the router's support for the Dynamic Host
Configuration Protocol including dynamic and manual IP address allocation, persistent
storage of client values, temporary or permanent network address allocation, and nested
scopes.
• Chapter 16, Configuring Security on the XSR, describes methods to protect the router against
hacker attacks and install strong security including ACLs, AAA service, firewall, and how to
configure these features.
• Appendix A, Alarms/Events and System Limits, lists the high, medium and low severity alarms
and events captured by the XSR as well as system limits for various XSR functions as a
function of installed memory.
• Appendix B, SNMP Proprietary and Associated Standard MIBs, lists and describes XSR-supported
SNMP tables and objects for the following standard (partial listing) and proprietary MIBS.
Conventions Used in This Guide
The following conventions are used in this guide
xxviii Preface
Note: Calls the reader's attention to any item of information that may be of special importance.
Nota: Llama la atencion del lector a cierta información que puede ser de especial importancia.
Caution: Contains information essential to avoid damage to the equipment.
Precaución: Contiene información esencial para prevenir dañar el equipo.
Achtung: Verweißt auf wichtige Informationen zum Schutz gegen Beschädigungen.
Electrical Hazard: Warns against an action that could result in personal injury or death due to an
electrical hazard.
Riesgo Electrico: Advierte contra una acción que pudiera resultar en lesión corporal o la muerte
debido a un riesgo eléctrico.
Elektrischer Gefahrenhinweis: Installationen sollten nur durch ausgebildetes und qualifiziertes.
Personal vorgenommen werden.