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Cisco IOS Software is run on most of the routers that make up the Internet, and businesses of all sizes can take
advantageofthereliabilityandmanageabilitybenefits.BecauseCiscoIOSSoftwareiswidelyusedformission-critical
enterprise networks, small business and enterprise teleworkers can also depend on Cisco SOHO and 800 Series
routers. The following tables (2-5) list key products features and benefits and product specifications.
Table 2 Key Product Features and Benefits
Key Features Benefit
Multiuser Access
NAT/PAT
1
1. NAT/PAT = Network/Port Address Translation
• Creates multiple private IP addresses from a single private IP address
• Allows multiple users to share a single broadband connection
PPPoE
2
2. PPPoE = PPP over Ethernet
• PPPoE encapsulation ensures compatibility with service-provider network
requirements
Four-Port 10-Mbps 10BASE-T Hub • Enables direct connection of up to four PCs, or switch/hub external device
• Connects the Cisco ATA 186 Analog Telephone Adaptor to any Ethernet
port to turn an analog phone into an IP phone
DHCP Client • Allows IP addresses to be allocated dynamically
Security
Stateful Inspection Firewall (Cisco
IOS Firewall Feature Set)
• Offers internal users secure, per-application dynamic access control
(stateful inspection) for all traffic across perimeters
• Detects denial-of-service attacks
• Checks packet headers, dropping suspicious packets
• Protects against unidentified, malicious Java applets
• Details transactions for reporting on a per-application, per-feature basis
Multiuser IPSec Pass-Through • Allows IPSec tunnels to pass through the router when PC software VPN
clients are required (up to 12 PC tunnels)
Multiuser PPTP
3
Pass-Through
3. PPTP = Point-to-Point Tunneling Protocol
• Supports PPTP tunnels, encrypted or unencrypted, initiated at the PC
Basic Security with Cisco IOS
Software, Including: NAT/PAT,
Dynamic Access Control Lists, Lock
and Key, and Router and Route
Authentication
• Provides perimeter network security to prevent unauthorized
network access
Security locking slot • Allows physical security of the device
Enhanced Management Capabilities
Default Configuration from Factory • Enables easy installation in most cases
Cisco IOS Software Management • Enables remote management and monitoring via SNMP, Telnet, or HTTP
and local management via console port
Cisco IOS Software Interactive
Debug Features
• Allow service providers or system administrators to remotely or locally
diagnose network problems in detail (for example, via Telnet into the
router)
Cisco Router Web Set Up Tool • Allows nontechnical users to complete installation by simply pointing a
browser at the router and providing required information
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