| รุ่น / SKU | JL255A |
|---|
| พอร์ต Gigabit (RJ45) | 24 RJ-45 autosensing 10/100/1000 PoE+ ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T, IEEE 802.3at PoE+); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only |
|---|
| พอร์ต SFP+ | 4 SFP+ 1/10GbE ports; PHY-less |
|---|
| พอร์ต Console | 1 dual-personality (RJ-45 or USB micro-B) serial console port |
|---|
| CPU | Dual Core ARM Cortex A9 @ 1016 MHz |
|---|
| หน่วยความจำ (RAM) | - 1 GB DDR3 SDRAM
- 4 GB eMMC
- Packet buffer size: 12.38 MB (4.5 MB Ingress/7.875MB Egress)
|
|---|
| Switching Capacity | 128 Gbps |
|---|
| Forwarding Rate | up to 95.2 Mpps |
|---|
| Latency | - 1000 Mb: < 3.8 µs
- 10 Gbps: < 2.9 µs (64-byte packets)
|
|---|
| Stacking | VSF (Virtual Switching Framework) front-plane stacking — one virtual switch from up to 8 members, ring or chain topology (requires HPE Aruba Networking OS-Switch 16.06 software) |
|---|
| MAC Address Table | 32,768 entries |
|---|
| จำนวนเส้นทาง (Routes) | 2,000 IPv4, 1,000 IPv6 in hardware, 200 OSPF, 256 Static, 10,000 RIP |
|---|
| พอร์ต PoE | 24 ports IEEE 802.3at PoE+ (Class 4) — also supports IEEE 802.3af devices and detects/powers pre-standard PoE devices |
|---|
| กำลังไฟ PoE รวม (PoE Budget) | 370 W PoE+ |
|---|
| กำลังไฟ PoE สูงสุดต่อพอร์ต | Up to 30 W per port (IEEE 802.3at PoE+) |
|---|
| ระบบปฏิบัติการ | - HPE Aruba Networking OS-Switch
- dual flash images
- multiple configuration files
|
|---|
| ช่องทางการจัดการ | - HPE Aruba Networking Central (cloud)
- AirWave (on-premises)
- IMC – Intelligent Management Center
- Command-line interface
- Web browser
- Configuration menu
- SNMP manager (SNMPv1, v2, v3)
- Telnet
- RMON1
- FTP
|
|---|
| License ที่ต้องใช้ | - No software licensing required (Access OSPF and RIP routing, dynamic segmentation, QoS, IPv6)
- all hardware SKUs can be managed by HPE Aruba Networking Central, which requires an active Central license
|
|---|
| ฟีเจอร์การจัดการ | - Zero-Touch Provisioning (ZTP)
- REST APIs
- OpenFlow 1.0 and 1.3
- RMON, XRMON and sFlow
- UDLD
- IP SLA for voice
- Find-Fix-Inform
- friendly port names
|
|---|
| VLAN | - IEEE 802.1Q (4094 VLAN IDs) and 2K VLANs simultaneously
- IEEE 802.1v protocol VLANs
- GVRP and MVRP
- IEEE 802.1ad Q-in-Q
- Private VLAN
|
|---|
| Spanning Tree | - IEEE 802.1s MSTP (legacy support for IEEE 802.1d and 802.1w)
- Rapid Per-VLAN Spanning Tree (RPVST+, PVST+ compatible)
- STP BPDU port protection
- STP root guard
|
|---|
| Link Aggregation | IEEE 802.3ad LACP and port trunking — up to 60 static or dynamic trunks, up to eight links per trunk; trunking across stack members |
|---|
| ฟีเจอร์ L2 อื่น ๆ | - IP multicast snooping and data-driven IGMP
- MLD snooping
- IEEE 802.1AB LLDP and LLDP-MED
- ingress/egress port monitoring (mirroring)
- Jumbo frames up to 9220 bytes
- VxLAN
- SmartLink
- Auto-MDIX
- IEEE 802.3az EEE
|
|---|
| Static Route | - Static IP routing with ECMP
- 256 static routes
|
|---|
| Dynamic Routing | - RIPv1, RIPv2 and RIPng (10,000 RIP routes)
- Access OSPF (OSPFv2/OSPFv3, one area, up to 8 interfaces)
- PIM Sparse and Dense (limited to 16 interfaces)
- Policy-based routing (16 next-hop routes)
- VRRP (limited to 128 VRs)
- DHCP server
|
|---|
| IPv6 | - IPv6 host
- Dual stack (IPv4 and IPv6)
- IPv6 static and RIPng routing
- IPv6 ACL/QoS
- PIM for IPv6
- RA guard, DHCPv6 protection, dynamic IPv6 lockdown, ND snooping
- IPv6 Ready Certified
|
|---|
| QoS | - IEEE 802.1p traffic prioritization (eight priority levels, eight queues)
- Layer 4 prioritization (TCP/UDP port)
- Class of Service by IP address, ToS, L3 protocol, TCP/UDP port, source port, DiffServ
- per-port/per-queue rate limiting
- unknown unicast rate limiting
|
|---|
| 802.1X / Authentication | - IEEE 802.1X, Web-based and MAC-based authentication
- multiple 802.1X users per port
- up to 32 concurrent 802.1X/Web/MAC sessions per port
- RADIUS/TACACS+
- RADIUS over TLS (RadSec)
- user roles and dynamic segmentation with HPE Aruba Networking ClearPass
|
|---|
| ความปลอดภัย | - ACLs (IP L3 filtering by source/destination IP/subnet and TCP/UDP port)
- identity-driven ACL
- TPM-based security
- Control Plane Policing
- DHCP protection
- dynamic ARP protection
- port security
- MAC address lockout
- SSH, SSL, Secure FTP
- source-port filtering
- EST
|
|---|
| แรงดันไฟเข้า | - 100 - 127 / 200 - 240 VAC, rated
- 50/60 Hz
- 4.9/2.4 A
- power efficiency: 80plus.org certification: Silver
|
|---|
| กำลังไฟสูงสุด | - Maximum power rating 445 W
- Idle power 36.8 W
|
|---|
| การระบายความร้อน | - Side-to-side airflow
- Acoustic: Power: 54.1 dB, Pressure: 40.2 dB
|
|---|
| ขนาด (สูง x กว้าง x ลึก) | 17.42(w) x 11.98(d) x 1.73(h) in (44.25 x 30.42 x 4.39 cm) (1U height) — maker order W x D x H |
|---|
| น้ำหนัก | 8.6 lb (3.9 kg) |
|---|
| อุณหภูมิใช้งาน | - 32°F to 113°F (0°C to 45°C) up to 5,000 ft; 0°C to 40°C (32°F to 104°F) up to 10,000 ft
- relative humidity 15% to 95% @ 104°F (40°C), noncondensing
|
|---|
| มาตรฐานรับรอง | - UL 60950-1, 2nd Ed.
- UL 62368-1: 2nd Ed.
- EN 60950-1 / IEC 60950-1
- EN/IEC 62368-1: 2nd Ed.
- CSA 22.2 No. 60950-1-07
- EN 60825-1:2014 / IEC 60825-1:2014 Class 1
- EN 55032:2012/CISPR 32 Class A
- FCC CFR 47 Part 15 Class A
- VCCI Class A
- ICES-003 Class A
- CNS 13438
- EN 55024:2010/CISPR 24
|
|---|
| ระยะเวลารับประกัน | 5 ปี |
|---|
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