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Product Transition Matrix
Cisco 1721/1841 Product Comparison
| Cisco 1721 | Cisco 1841 |
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Form Factor | Desktop | Desktop (1RU) |
Chassis Type | Plastic | Metal |
DRAM (default) | 64 MB | 128 MB |
DRAM (maximum) | 128 MB | 384 MB |
Flash (default) | 32 MB | 32 MB |
Flash (maximum) | 32 MB | Up to 128 MB |
AC Power Supply | External | Internal |
Onboard AIM Slot | 0 | 1 |
Support for High Speed WICs (HWICs) | No | Yes |
LAN Ports | 1 - 10/100 | 2 - 10/100 |
Integrated | No | Yes |
USB Ports (v1.1) | No | 1 |
Console Port (Up to 115.2 kbps) | 1 | 1 |
Auxiliary Port (Up to 115.2 kbps) | 1 | 1 |
Cisco 1751/1760, 2600, and 2800 Product Comparison
| Cisco 1751/1760 | Cisco 2600 | Cisco 2800 | |
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Form Factor | Desktop and 19" | 19" Rack Mount | 19" and 23" Rack | |
| Rack Mount | (Up to 2RU) | Mount Options | |
DRAM (default) | Up to 128 MB | Up to 256 MB | Up to 256 MB | |
DRAM (maximum) |
| 128 MB | Up to 256 MB | Up to 1 GB |
Flash (default) |
| 32 MB | Up to 32 MB | 64 MB |
Flash (maximum) | 64 MB (1760) | Up to 128 MB | Up to 256 MB | |
Onboard DSP slot |
| 2 | 0 | Up to 3 |
Onboard AIM slot |
| 0 | 1 | 2 |
Support for High Speed WICs (HWICs) | No | No | Yes | |
LAN Ports |
| 1 - 10/100 | Up to 2 - 10/100 | 2 - 10/100 or |
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| 10/100/1000 |
Integrated | No | No | Yes | |
Integrated Inline Power/PoE Support | No | No | Yes | |
USB Ports (v1.1) |
| No | No | Yes, Up to 2 |
Console Port (Up to 115.2 kbps) |
| 1 | 1 | 1 |
Auxiliary Port (Up to 115.2 kbps) |
| 1 | 1 | 1 |
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| ProductTransition Matrix | |
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| TRANSITION MATRIX continued |
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| Cisco 3700/3800 Product Comparison |
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| Cisco 3700 | Cisco 3800 | |
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| Form Factor | 19" and 23" Rack | 19" and NEBS/ETSI Rack | |
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| Mount (2 and 4 RU) | Mount (2 and 4 RU) | |
| DRAM (default) | 256 MB | 256 MB | |
| DRAM (maximum) | Up to 256 MB | Up to 1 GB | |
| Flash (default) | 32 MB | 64 MB | |
| Flash (maximum) | 128 MB | Up to 256 MB | |
| Onboard DSP Slot | 0 | Up to 4 | |
| Onboard AIM Slot | 2 | 2 |
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| Support for High Speed WICs (HWICs) | No | Yes | |
| or Enhanced Network Modules | |||
| LAN Ports | 2 - 10/100 | 2 - 10/100/1000 |
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| Integrated | No | Yes | |
| Integrated Inline Power/PoE Support | Yes, 3745 (No PoE) | Yes | |
| USB Ports (v1.1) | No | Yes, 2 | |
| Console Port (Up to 115.2 kbps) | 1 | 1 |
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| Auxiliary Port (Up to 115.2 kbps) | 1 | 1 |
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162 | 163 |