Product Specification |
Overview | HPE Office Connect HPE-1820-8G-PoE+ (J9982A) L2-Managed POE Switch 8 Port ความเร็ว Gigabit จ่ายไฟ POE มาตรฐาน 802.3af/at 4 Port 65W ประกัน Limited Lifetime รองรับการบริหารจัดการผ่าน Web, Port Mirroring, QOS, VLAN |
Port | 4 RJ-45 autosensing 10/100/1000 PoE+ ports; Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASET/ 100BASE-TX: half or full; 1000BASE-T: full only Supports a maximum of 8 autosensing 10/100/1000 ports |
Dimensions | 10(w) x 6.28(d) x 1.73(h) in (25.4 x 15.95 x 4.39 cm) (1U height) |
Weight | 2.01 lb (0.91 kg) |
Memory and processor | ARM Cortex-A9 @ 400 MHz, 128 MB SRAM, 16 MB flash; packet buffer size: 1.5 MB |
100 Mb Latency | < 7 µs (LIFO 64-byte packets) |
1000 Mb Latency | < 2.3 µs (LIFO 64-byte packets) |
Throughput | up to 11.9 Mpps (64-byte packets) |
Switching capacity | 16 Gbps |
MAC address table size | 8000 entries |
MTBF (years) | 112.3 |
Operating temperature | 32°F to 104°F (0°C to 40°C) |
Operating relative humidity | 15% to 95% @ 104°F (40°C) |
Non-Operating temperature | -40°F to 158°F (-40°C to 70°C) |
Non-Operating relative humidity | 15% to 95% @ 140°F (60°C) |
Altitude | up to 9,842 ft (3 km) |
Acoustic | Power: 0 dB no fan |
Frequency | 50/60 Hz |
Voltage | 100 - 240 VAC |
Current | 9 A |
Maximum power rating | 83.9 W |
Idle power | 12.6 W |
PoE power | 65 W PoE+ |
Safety | UL 60950-1; EN 60825; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1 |
Emmissions | FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A |
Denial of service protection | CPU DoS Protection |
General protocols | IEEE 802.1D Spanning Tree Protocol
IEEE 802.1p Priority
IEEE 802.1Q VLANs
IEEE 802.1W Rapid Spanning Tree Protocol
IEEE 802.3ad Link Aggregation Control Protocol (LACP)
IEEE 802.3x Flow Control
RFC 1534 DHCP/BOOTP Interoperation
RFC 2030 Simple Network Time Protocol (SNTP) v4 |
Network management | IEEE 802.1AB Link Layer Discovery Protocol (LLDP) |
รับประกัน | Limited Lifetime |
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