無網管交換器-GS348
提供48個GbE RJ-45連接埠
隨插即用，安裝簡易
金屬外殼
有效提高散熱及穩定度
高效節能，省電又環保
無風扇設計寧靜不入塵
對於需要更多埠口的成長型企業，NETGEAR 48Port 無網管交換器－GS348 擴展到48個埠口，避免了堆疊交換器時出現的擁塞。提供高達96Gbps的最大吞吐量，並為未來擴展其他工作站、伺服器和網路存儲（NAS）做準備。
通過無風扇設計，GS348可以在噪音敏感的環境中操作，如學校、辦公室、醫療中心…等。此外，最高工作溫度為50°C，GS348非常適合小型網路機櫃。其預配置的QoS自動優先處理數據上的語音和視頻。
| Features | GS348 |
| 10/100/1000Mbps Ports (Auto Uplink) | 48 |
| Enclosure | Metal |
| Connector Type | Metal |
| Form Factor | Desktop, rack-mountable |
| Power On/Off Switch | No |
| 效能規格 | |
| Bandwidth (Non-Blocking) | 96Gbps |
| Packet Buffer Memory (Dynamically shared across only used ports | 1.5MB |
| Jumbo Frame Support | 9,216 bytes |
| Queue WRR (Weighted Round Robin) Ratio | 1:3:5:7:8:10:12:15 |
| Forwarding Rate (using 64-byte packets) - 1000Mbps Port | 1,448,000 pps |
| Latency (using 64-byte packets) - 1000Mbps Port (average) | < 4 µsec |
| MAC Address Table Size | 8K |
| Auto MDI/MDI-X Cable Detection | Yes |
| Auto-sensing Half/Full Duplex Switched Ports | Yes |
| Mean Time Between Failures (MTBF) @ 25° C | 1,094,297 hours |
| LEDs提示燈 | |
| Per port | Speed, Link/ Activity |
| Per device | Power |
| Quality Of Service (QOS) | |
| Energy Efficient Ethernet (IEEE 802.3az | Yes |
| Auto Power Down | Yes |
| PoE效能 | |
| 802.3af PoE Ports | n/a |
| PoE Max Power Per Port | n/a |
| Total PoE Power Budget** | n/a |
| 電源功耗 | |
| DC Input/Power In | Internal (AC: 110-240V, 50/60Hz, 1.0A max) |
| Power Consumption (Max and Standby) | 23W/8.81W |
| Heat Dissipation (Max and Standby) (BTU/Hr) | 78.66 BTU/ 30.13 BTU |
| 電源效能 | |
| Energy Efficient Ethernet (EEE) IEEE 802.3az compliant | Yes |
| Auto Power Down | Yes |
| Short Cable Detection | No |
| Fan/Fanless | Fanless |
| 體積與重量 | |
| Width x Depth x Height | 440 x 202 x 43 mm (17.3 x 8 x 1.7 in) |
| Weight | 3.15 kg (6.95 lb) |
| 環境需求 | |
| 運作環境 | |
| Operating temperature | 0° to 40°C (32° to 104°F) |
| Humidity (relative) | 90% maximum relative humidity (RH), non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| 儲藏環境 | |
| Storage temperature | –20° to 70°C (– 4° to 158°F) |
| Humidity (relative) | 95% maximum relative humidity (RH), non-condensing |
| 電磁輻射干擾與耐受性 | |
| Certifications | CE Mark, FCC Part 15 Class A, IC Class A, RCM, CCC, VCCI, KC |
| 安全認證 | |
| Certifications | CB, CE LVD, CCC |
| 網路通訊協定與標準相容 | • IEEE 802.3ab 1000BASE-T Gigabit Ethernet • IEEE 802.3u 100BASE-TX Fast Ethernet • IEEE 802.3i 10BASE-T Ethernet • IEEE 802.3x Flow Control • IEEE 802.1p Priority QoS (all models) • IEEE 802.1p Priority QoS and DSCP (except GS308P, GS316) • IEEE 802.3 CSMA/CD • 802.3az Energy Efficient Ethernet |
| 保固 | 三年 |
如規格有異動，恕不另行通知。NETGEAR保有所有權利。
GS348 規格
| Features | GS348 |
| 10/100/1000Mbps Ports (Auto Uplink) | 48 |
| Enclosure | Metal |
| Connector Type | Metal |
| Form Factor | Desktop, rack-mountable |
| Power On/Off Switch | No |
| 效能規格 | |
| Bandwidth (Non-Blocking) | 96Gbps |
| Packet Buffer Memory (Dynamically shared across only used ports | 1.5MB |
| Jumbo Frame Support | 9,216 bytes |
| Queue WRR (Weighted Round Robin) Ratio | 1:3:5:7:8:10:12:15 |
| Forwarding Rate (using 64-byte packets) - 1000Mbps Port | 1,448,000 pps |
| Latency (using 64-byte packets) - 1000Mbps Port (average) | < 4 µsec |
| MAC Address Table Size | 8K |
| Auto MDI/MDI-X Cable Detection | Yes |
| Auto-sensing Half/Full Duplex Switched Ports | Yes |
| Mean Time Between Failures (MTBF) @ 25° C | 1,094,297 hours |
| LEDs提示燈 | |
| Per port | Speed, Link/ Activity |
| Per device | Power |
| Quality Of Service (QOS) | |
| Energy Efficient Ethernet (IEEE 802.3az | Yes |
| Auto Power Down | Yes |
| PoE效能 | |
| 802.3af PoE Ports | n/a |
| PoE Max Power Per Port | n/a |
| Total PoE Power Budget** | n/a |
| 電源功耗 | |
| DC Input/Power In | Internal (AC: 110-240V, 50/60Hz, 1.0A max) |
| Power Consumption (Max and Standby) | 23W/8.81W |
| Heat Dissipation (Max and Standby) (BTU/Hr) | 78.66 BTU/ 30.13 BTU |
| 電源效能 | |
| Energy Efficient Ethernet (EEE) IEEE 802.3az compliant | Yes |
| Auto Power Down | Yes |
| Short Cable Detection | No |
| Fan/Fanless | Fanless |
| 體積與重量 | |
| Width x Depth x Height | 440 x 202 x 43 mm (17.3 x 8 x 1.7 in) |
| Weight | 3.15 kg (6.95 lb) |
| 環境需求 | |
| 運作環境 | |
| Operating temperature | 0° to 40°C (32° to 104°F) |
| Humidity (relative) | 90% maximum relative humidity (RH), non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| 儲藏環境 | |
| Storage temperature | –20° to 70°C (– 4° to 158°F) |
| Humidity (relative) | 95% maximum relative humidity (RH), non-condensing |
| 電磁輻射干擾與耐受性 | |
| Certifications | CE Mark, FCC Part 15 Class A, IC Class A, RCM, CCC, VCCI, KC |
| 安全認證 | |
| Certifications | CB, CE LVD, CCC |
| 網路通訊協定與標準相容 | • IEEE 802.3ab 1000BASE-T Gigabit Ethernet • IEEE 802.3u 100BASE-TX Fast Ethernet • IEEE 802.3i 10BASE-T Ethernet • IEEE 802.3x Flow Control • IEEE 802.1p Priority QoS (all models) • IEEE 802.1p Priority QoS and DSCP (except GS308P, GS316) • IEEE 802.3 CSMA/CD • 802.3az Energy Efficient Ethernet |
| 保固 | 三年 |
如規格有異動，恕不另行通知。NETGEAR保有所有權利。
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