| Technical Specifications | Cisco 4451 |
| Aggregate Throughput | 1 Gbps to 2Gbps |
| Total onboard WAN or LAN 10/100/1000 ports | 4 |
| RJ-45-based ports | 4 |
| SFP-based ports | 4 |
| Enhanced service-module slots | 2 |
| Doublewide service-module slots | 1 (assumes no singlewide SM-X modules installed) |
| NIM slots | 3 |
| OIR (all I/O modules) | Yes |
| Onboard ISC slot | 1 |
| Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes) | NA |
| Maximum memory DDR3 ECC DRAM (Combined control/services/data planes) | NA |
| Default memory DDR3 ECC DRAM (data plane) | 2 GB |
| Maximum memory DDR3 ECC DRAM (data plane) | 2 GB |
| Default memory DDR3 ECC DRAM (control/services plane) | 4 GB |
| Maximum memory DDR3 ECC DRAM (control/services plane) | 16 GB |
| Default flash memory | 8 GB |
| Maximum flash memory | 32 GB |
| External USB 2.0 slots (type A) | 2 |
| USB console port -type B mini (up to 115.2 kbps) | 1 |
| Serial console port - RJ45 (up to 115.2 kbps) | 1 |
| Serial auxiliary port - RJ45 (up to 115.2 kbps) | 1 |
| Power-supply options | Internal: AC, DC and PoE |
| Redundant power supply | Internal: AC, DC and PoE |
| AC input voltage | 100 to 240 VAC autoranging |
| AC input voltage | 100 to 240 VAC autoranging |
| AC input frequency | 47 to 63 Hz |
| AC input current range, AC power supply (maximum) | 7.1 to 3.0A |
| AC input surge current | <50 A |
| Typical power (no modules) (watts) | 158 |
| Maximum power with AC power supply (watts) | 450 (no PoE) |
| Maximum power with PoE power supply (platform only) (watts) | 1000 with PoE redundant 1450 with PoE boost no redundancy |
| Maximum endpoint PoE power available from PoE power supply (watts) | 500 W with optional redundancy |
| Maximum endpoint PoE power capacity with PoE boost (watts) | 950 W no redundancy |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.