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Copyright © 1997 Cisco Systems, Inc.
6-61CSE: Networking Fundamentals — WAN Basics
© 1999, Cisco Systems, Inc.
www.cisco.com
Cisco 2500 Series
Mission-Specific ISDN Routers
Cisco 2503I 1 Ethernet, 1 ISDN
Cisco 2504I 1 Token Ring, 1 ISDN
Mission-Specific CFRADs
Cisco 2501CF 2 sync serial
Cisco 2502CF 2 sync serial
Cisco 2520CF 2 serial,
2 low-speed A/S serial
Cisco 2521CF 2 serial,
2 low-speed A/S serial
Cisco 2522CF 2 serial,
8 low-speed A/S serial
Cisco 2523CF 2 serial,
8 low-speed A/S serial
Mission-Specific LAN FRADs
Cisco 2501LF 1 Ethernet, 2 sync serial
Cisco 2502LF 1 Token Ring, 2 sync serial
Cisco 2520LF 1 Ethernet, 2 serial,
2 low-speed A/S serial
Cisco 2521LF 1 Token Ring, 2 serial,
2 low-speed A/S serial
Cisco 2522LF 1 Ethernet, 2 serial,
8 low-speed A/S serial
Cisco 2523LF 1 Token Ring, 2 serial,
8 low-speed A/S serial
Cisco 2509 1 Ethernet, 8 asynchronous,
2 synchronous
Cisco 2511 1 Ethernet, 16 asynchronous,
2 synchronous
Cisco 2512 1 Token Ring, 16
asynchronous, 2 synchronous
Access Servers
6-62CSE: Networking Fundamentals — WAN Basics
© 1999, Cisco Systems, Inc.
www.cisco.com
Cisco 2600 Series
• Modular, versatile remote
branch office router
• Branch-in-a-box
• Modular WAN
interface cards (WICs) and
network modules
• Advanced services
High-performance RISC architecture
Voice/fax over IP
Firewall, Compression, Encription
• Applications
Data/voice/fax integration
Departmental dial services
Extranet/VPN access
Network
WAN Module AIM
Ethernet Slot Slot Slot
Cisco 2610 1 2 1 1
Cisco 2611 2 2 1 1
Network
WAN Module AIM
Ethernet Slot Slot Slot
Cisco 2610 1 2 1 1
Cisco 2611 2 2 1 1
Data/
Voice/
Fax
Dial
Extranet/
VPN
Cisco
2600
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