 | Cisco 2501Router
 |
Multiprotocol routing between WANs and LANs |
 |
A single Ethernet LAN and dual serial ports | |
| Cisco 2502 Router
 |
Multiprotocol routing between WANs and LANs |
 |
A single Token Ring LAN and dual serial ports | |
| Cisco 2503 Router
 |
Multiprotocol routing between WANs and LANs |
 |
A single Ethernet LAN and dual serial ports |
 |
An ISDN BRI S/T interface | |
| Cisco 2504 Router
 |
Multiprotocol routing between WANs and LANs |
 |
A single Token Ring and dual serial ports |
 |
An ISDN BRI S/T interface | |
| Cisco 2505 Router
 |
Multiprotocol routing with integrated 10Base T hubs and dual serial ports | |
| Cisco 2507 Router
 |
Multiprotocol routing with integrated 10Base T hubs and dual serial ports | |
| Cisco 2509 Router
 |
An access server combining a terminal server, protocol translator, and a router in a single device |
 |
One ethernet LAN and dual serial ports |
 |
8- or 16-port asynchronous |
 |
External cable assembly | |
| Cisco 2511 Router
 |
An access server combining a terminal server, protocol translator, and a router in a single device |
 |
One ethernet LAN and dual serial ports |
 |
8- or 16-port asynchronous |
 |
External cable assembly | |
| Cisco 2512 Router
 |
An access server combining a terminal server, protocol translator, and a router in a single device |
 |
One ethernet LAN and dual serial ports |
 |
One Token Ring and two synch serial ports | |
| Cisco 2513 Router
 |
Dual LAN configuration for network segmentation or security (physical firewall) |
 |
A single Ethernet port,a single Token Ring port, and dual serial ports | |
 | Cisco 2514 Router
 |
Dual LAN configuration for network segmentation or security (physical firewall) |
 |
Dual Ethernet ports and dual serial ports | |
| Cisco 2515 Router
 |
Dual LAN configuration for network segmentation or security (physical firewall) |
 |
Dual Token Ring and dual serial ports | |
| Cisco 2516 Router
 |
Multiprotocol routing with integrated 10Base T hubs and dual serial ports |
 |
An ISDN BRI S/T interface | |
| Cisco 2520 Router
 |
WAN aggregation routers that can be used as communications servers |
 |
A single Ethernet LAN, ISDN BRI S/T, and dual sync/multiple sync/async serial ports | |
| Cisco 2521 Router
 |
WAN aggregation routers that can be used as communications servers |
 |
A single Token Ring LAN, ISDN BRI S/T, and dual sync/multiple sync/async serial ports | |
| Cisco 2522 Router
 |
WAN aggregation routers that can be used as communications servers |
 |
A single Token Ring LAN, ISDN BRI S/T, and dual sync/multiple sync/async serial ports |
 |
High density asynchronous ports | |
| Cisco 2523 Router
 |
WAN aggregation routers that can be used as communications servers |
 |
A single Ethernet LAN, ISDN BRI S/T, and dual sync/multiple sync/async serial ports |
 |
High density asynchronous ports | |
| Cisco 2524 Router
 |
Modular WAN connectivity for flexibility to support Switched 56, fractional T1/T1, sync serial, and ISDN | |
| Cisco 2525 Router
 |
Modular WAN connectivity for flexibility to support Switched 56, fractional T1/T1, sync serial, and ISDN | |
 | Cisco AS2509-RJ Router
 |
n access server combining a terminal server, protocol translator, and a router in a single device |
 |
One ethernet LAN and dual serial ports |
 |
8- or 16-port asynchronous |
 |
RJ-11 jacks intergrated in unit | |
| Cisco AS2511-RJ Router
 |
An access server combining a terminal server, protocol translator, and a router in a single device |
 |
One ethernet LAN and dual serial ports |
 |
8- or 16-port asynchronous |
 |
RJ-11 jacks intergrated in unit | |