| Physical Specifications |
| Backplane |
320 Gbps Virtual Chassis interconnect to combine up to 10 units as a single logical device |
| Uplink Module Options |
4-port dual-mode 10GbE/1GbE module with pluggable SFP+/SFP optics |
| Dimensions (W x H x D) |
- 17.41 x 1.72 x 16.43 in (44.21 x 4.32 x 41.73 cm)
- Desktop installation width noted above, rack-mount width is 17.5 in (44.5 cm)
- Height: 1 rack unit (1 U)
|
| Weight |
- EX4300 switch (no power supply or fan module): 13 lb (5.9 kg)
- EX4300 switch (with single power supply and two fan modules): 16.1 lb (7.3 kg)
- 350 W AC power supply: 2.4 lb (1.1 kg)
- SFP+ uplink module: 0.44 lb (0.2 kg)
- Fan module: 0.33 lb (0.15 kg)
|
| Rack mountable |
1 Rack Unit |
| Hardware Specifications |
| Switching Engine Model |
Store and forward |
| DRAM |
2 GB with Error Correcting Code (ECC) |
| Flash |
2 GB |
| CPU |
1.5 GHz Dual-Core PowerPC CPU |
| GbE port density per system |
56 (48 host ports + four 40GbE ports + optional fourport 1/10GbE uplink module) |
| 10GbE port density per system |
4 (uplink module) |
| 40GbE port density per system |
4 |
| Packet Switching Capacities |
496 Gbps |
| Layer 2 Throughput (Mpps) |
369 Mpps (wire speed) |
| Supported Optics |
- GbE SFP optic/connector type: LC SFP fiber supporting SX (multimode), LX (single-mode)
- 10GbE SFP+ optic/connector type: 10GbE SFP+ LC connector, SR (multimode), USR (multimode), LR (single-mode), ER (singlemode), LRM (multimode), and DAC (direct-attach copper)
- 40 GbE QSFP+ optic/connector type: 40GbE QSFP+ LC connector type, SR (multimode), DAC (direct-attach copper)
|
| Physical Layer |
- Time Domain Reflectometry (TDR) for detecting cable breaks and shorts: 24P/24T and 48P/48T only
- Auto medium-dependent interface/medium-dependent interface crossover (MDI/MDIX) support: 24P/24T and 48P/48T only (all ports)
- Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports: 24P/24T and 48P/48T only, on all ports
- Digital optical monitoring for optical ports
|
| Power Options |
| Power Supply Rating |
350 W AC dual load-sharing hot-swappable internal redundant power supplies |
| PoE Budget |
0 W |
| Maximum Current Inrush |
50 amps |
| Minimum number of PSUs required for fully loaded chassis |
1 per switch |
| Environment |
| Operating Temperature |
32° to 113° F (0º to 45º C) |
| Storage Temperature |
-40º to 158º F (-40º to 70º C) |
| Relative Humidity (Operating) |
10% to 85% (noncondensing) |
| Relative Humidity (Non-Operating) |
0% to 95% (noncondensing) |
| Altitude (Operating) |
Up to 10,000 ft (3,048 m) |
| Altitude (Non-Operating) |
Up to 16,000 ft (4,877 m) |
| Cooling Airflow |
AFO (Front-to-back airflow) |
| Noise Specifications |
| Noise Specifications |
Noise measurements based on operational tests taken from bystander position (front) and performed at 23° C in compliance with ISO 7779 |
| Acoustic Noise in DBA |
37.8 |
| Safety and Compliance |
| Safety Certifications |
- UL-UL60950-1 (First Edition)
- C-UL to CAN/CSA 22.2 No. 60950-1 (First Edition)
- TUV/GS to EN 60950-1, Amendment A1-A4, A11
- EN 60950-1 (2006 +A1:2009+A12:2010) Information Technology Equipment—Safety
- IEC 60950-1 (2005 +A1:2009) Information Technology Equipment—Safety
|
| Electromagnetic Compatibility Certifications |
- FCC 47CFR Part 15 Class A
- EN 55022 Class A
- ICES-003 Class A
- VCCI Class A
- AS/NZS CISPR 22 Class A
- CISPR 22 Class A
- EN 55024
- EN 300386
- CE
|
| NEBS |
GR-1089-Core: EMC and Electrical Safety for Network Telecommunications Equipment |
| Environmental |
Reduction of Hazardous Substances (ROHS) 6/6 |
| Telco |
CLEI code |
