Product Specification |
Overview | HPE Office Connect HPE-1920S-24G-2SFP-PoE+370W (JL385A) L2-Managed POE Switch 24 Port Gigabit, 2 Port SFP จ่ายไฟ POE 802.3af/at 12 Port Power budget 370W ประกัน Limited Lifetime รองรับการบริหารจัดการผ่าน Web, Port Mirroring, QOS, VLAN |
| I/O ports and slots | 12 RJ-45 autosensing 10/100/1000 PoE+ ports; Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 12 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: 10BASE- T/100BASE-TX: half or full; 1000BASE-T: full only 2 SFP 100/1000 Mbps ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX) |
| Physical characteristics | |
| Dimensions | 17.42(w) x 12.7(d) x 1.73(h) in (44.25 x 32.26 x 4.39 cm) (1U height) |
| Weight | 9.7 lb (4.4 kg) |
| Memory and processor | ARM Cortex-A9 @ 400 MHz, 256 MB SDRAM, 64 MB flash; packet buffer: 1.5 MB |
| Mounting and enclosure | Mounts in an EIA standard 19-inch telco rack or equipment cabinet (hardware included) |
| Performance | |
| 100 Mb Latency | < 7µs |
| 1000 Mb Latency | < 2µs |
| Throughput | Up to 77.3 Mpps (64-byte packets) |
| Routing/Switching capacity | 52 Gbps |
| Routing table size | 32 entries |
| MAC address table size | 16000 entries |
| Reliability | |
| MTBF (years) | 57.1 |
| Environment | |
| Operating temperature | 32°F to 104°F (0°C to 40°C) |
| Operating relative humidity | 15% to 95%, noncondensing @ 104°F (40°C) |
| Nonoperating/Storage temperature | -40°F to 158°F (-40°C to 70°C) |
| Nonoperating/Storage relative humidity | 15% to 95%, noncondensing @ 140°F (60°C) |
| Altitude | up to 10,000 ft (3 km) |
| Acoustic | Power: 45 dB |
| Electrical characteristics | |
| Frequency | 50/60 Hz |
| AC voltage | 100 - 127/200 - 240 VAC |
| Current | 3.5/1.9 A |
| Maximum power rating | 435 W |
| Idle power | 34.2 W |
| PoE power | 370 W PoE+ |
| Safety | UL 60950-1; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1; EN 60825-1 |
| Emissions | VCCI Class A; CNS 13438; ICES-003 Issue 5 Class A; FCC CFR 47 Part 15, Class A; EN 55032: 2015/CISPR-32 |
| Immunity | |
| Generic | EN 55024, CISPR 24 |
| EN | EN 55024, CISPR 24 |
| ESD | IEC 61000-4-2 |
| Radiated | IEC 61000-4-3 |
| EFT/Burst | IEC 61000-4-4 |
| Surge | IEC 61000-4-5 |
| Conducted | IEC 61000-4-6 |
| Power frequency magnetic field | IEC 61000-4-8 |
| Voltage dips and interruptions | IEC 61000-4-11 |
| Harmonics | EN 61000-3-2, IEC 61000-3-2 |
| Flicker | EN 61000-3-3, IEC 61000-3-3 |
| Management | Web browser; SNMP Manager |
General protocols | IEEE 802.1D MAC Bridges
IEEE 802.1p Priority
IEEE 802.1Q VLANs
IEEE 802.1s (MSTP)
IEEE 802.1w Rapid Reconfiguration of
Spanning Tree
IEEE 802.3ad Link Aggregation Control
Protocol (LACP)
IEEE 802.3x Flow Control
IEEE 802.3 Type 10BASE-T
IEEE 802.3i 10BASE-T
IEEE 802.3ab 1000BASE-T
IEEE 802.3z 1000BASE-X |
MIBs | MIBs HC-ALARM-MIB
SNMP-FRAMEWORK-MIB
SNMP-NOTIFICATION-MIB
SNMP-USER-BASED-SM-MIB
SR-AGENT-INFO-MIB
BRIDGE-MIB (IEEE 802.1Q)
Q-BRIDGE-MIB (RFC 2674)
LLDP-MIB (IEEE 802.3AB)
LLDP-EXT-MED-MIB
LAG-MIB (IEEE 802.3ad)
RADIUS-ACC-CLIENT-MIB
EtherLike-MIB
IF-MIB (RFC 2863)
RFC1213-MIB II
Power Ethernet MIB (RFC3621) |
QoS/CoS | IEEE 802.1P (CoS) |
Security | IEEE 802.1X Port Based Network Access Control |
รับประกัน | Limited Lifetime |
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