Data Sheet
© 2009 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
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Feature
Description
DSL and ATM Features
(DSL Models Only)
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ATM Variable Bit Rate/real-time (VBR-rt)
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ATM Unspecified Bit Rate (UBR), Constant Bit Rate (CBR), and Variable Bit Rate/non-real-time (VBR-nrt)
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ATM Operation, Administration, and Maintenance (OAM) Support for F5 Continuity Check; segment and end-to-end
loopback; and Interim Local Management Interface (ILMI) support
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10 virtual circuits
Security Features
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Stateful Inspection Firewall
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Bridging firewall (Cisco 871 only)
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NAT transparency
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Firewall support for skinny clients
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Hardware-accelerated 3DES for IPSec
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Hardware-accelerated AES for IPSec
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Cisco Easy VPN Client and Server
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IPSec 3DES termination/initiation
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IPSec passthrough
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Point-to-Point Tunneling Protocol (PPTP) passthrough
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L2TP passthrough
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802.1x
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Secure HTTP (HTTPS), FTP, and Telnet authentication proxies
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10 VPN Tunnels
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Advanced Application Inspection and Control
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E-mail Inspection Engine
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No Service Password Recovery
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HTTP Inspection Engine
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System Logging–EAL4 Certification Enhancements
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Easy VPN Remote Web Based Activation
QoS Features
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Weighted Fair Queuing (WFQ)
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Class-Based WFQ (CBWFQ)
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Low-Latency Queuing (LLQ)
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Class-Based Traffic Shaping (CBTS) (Cisco 871 only)
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Class-Based Traffic Policing (CBTP) (Cisco 876, 877, and 878 only)
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Class-Based QoS MIB
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Prefragment before encryption
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TX ring adjustment
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VC bundling
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Policy-based routing (PBR)
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Per-VC queuing
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Per-VC traffic shaping
Management Features
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Cisco SDM
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Management of LAN switch ports
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Cisco Configuration Express
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Cisco Configuration Engine support
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DSL firmware update from Flash
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Cisco Service Assurance Agent (SAA)
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Telnet, Simple Network Management Protocol (SNMPv3), CLI, and HTTP management
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RADIUS and
High-Availability Features
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Virtual Router Redundancy Protocol (VRRP) (RFC 2338)
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Hot Standby Router Protocol (HSRP)
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Out-of-band management with external modem through virtual auxiliary port
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Dial backup with external modem through virtual auxiliary port
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ISDN S/T port for out-of-band management (Cisco 876 and 878 only)
VLAN
Support for 2 VLANs with Base Image. One VLAN dedicated to DMZ.
