Data Sheet
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routers are suitable for deployment in small businesses or remote offices by value-added resellers,
enterprise IT managers, or service providers.
Product Specifications
Tables 3 and 4 list software and hardware features of Cisco 850 Series routers.
Table 3. Software Features of the Cisco 850 Series
Feature Description
Routing Protocols and
General Router Features
●
Routing Information Protocol (RIPv1 and RIPv2)
●
Layer 2 Tunneling Protocol (L2TP)
●
Network Address Translation (NAT) and Port Address Translation (PAT)
●
RFC 1483/2684
●
Point-to-Point Protocol over ATM (PPPoA) (Cisco 857)
●
PPP over Ethernet (PPPoE)
●
802.1d Spanning Tree Protocol
●
Dynamic Host Control Protocol (DHCP) server/relay/client
●
Access control lists (ACLs)
●
Generic routing encapsulation (GRE)
●
Dynamic DNS Support for Cisco IOS
Recommended
Number of Users
10
DSL and ATM Features
(DSL Model Only)
●
ATM Unspecified Bit Rate (UBR), Constant Bit Rate (CBR), and Variable Bit
Rate/non-real-time (VBR-nrt)
●
ATM Operation, Administration, and Maintenance (OAM) Support for F5 Continuity
Check; segment and end-to-end loopback; and Interim Local Management
Interface (ILMI) support
●
8 virtual circuits
Security Features
●
Stateful Inspection Firewall
●
Hardware-accelerated Triple Data Encryption Standard (3DES) for IPSec
●
Hardware-accelerated Advanced Encryption Standard (AES) for IPSec
●
IPSec 3DES termination/initiation
●
IPSec pass-through
●
5 VPN Tunnels
●
Point-to-Point Tunneling Protocol (PPTP) pass-through
●
L2TP pass-through
●
Advanced Application Inspection and Control
●
E-mail Inspection Engine
●
No Service Password Recovery
●
HTTP Inspection Engine
●
System Logging-EAL4 Certification Enhancements
Quality of Service (QoS)
Features
●
Weighted Fair Queuing (WFQ)
●
Policy-based routing (PBR)
●
Per-VC queuing
●
Per-VC traffic shaping
Management Features
●
Cisco SDM
●
Cisco Configuration Express
●
Cisco CNS 2100 Intelligence Engine support
●
DSL firmware update from Flash
●
Cisco Service Assurance Agent (SAA)
●
Telnet, Simple Network Management Protocol (SNMP), CLI, and HTTP
management
●
Out-of-band management with external modem through virtual auxiliary port
●
RADIUS and TACACS+
