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Huawei S2750 28TP PWR EI AC 10/100/1000 PoE Switch
Teknik Özellikler
| Downlink Ports |
| 24 10/100 Base-TX Ethernet ports |
| Uplink Ports |
| 2 Gb SFP and 2 dual-purpose 10/100/1,000 or SFP |
| MAC Address |
| 16K MAC address entries |
| Manual deletion of dynamic MAC address entries |
| Aging time of MAC address configurable |
| MAC address learning control based on ports |
| Black hole MAC address entries |
| VLAN Feature |
| 4K active VLANs, complying with IEEE 802.1Q |
| Port-based VLAN assignment |
| MAC address-based assignment |
| Port-based QinQ |
| QoS |
| Port-based rate limiting and flow-based rate limiting |
| 8 queues of different priorities on each port |
| Mapping between 802.1p priorities and queues |
| SP, WRR, and SP + WRR algorithms |
| Packet-based priority remark and packet redirection |
| IPv4 Routing |
| Static routing |
| RIP v1/v2 (S2750-EI) |
| IPv6 Features |
| IPv6 protocol |
| Static IPv6 routes |
| Supports MLD v1/v2 snooping |
| Multicast |
| MVLAN |
| Controllable multicast |
| IGMP v1/v2/v3 snooping |
| Port-based rate limiting for multicast packets |
| Reliability |
| STP (IEEE 802.1d), RSTP (IEEE 802.1w), MSTP (IEEE 802.1s), and RRPP topology and RRPP multi-instance SEP and ERPS (G.8032) |
| Smart Link tree topology and Smart Link multi-instance, implementing millisecond-level protective switchover |
| Traffic Sampling |
| sFlow |
| Security and Access Features |
| Multiple authentication methods including AAA, RADIUS, and TACACS+ |
| 802.1x authentication, MAC address authentication, MAC bypass authentication |
| DHCP snooping |
| Port isolation and sticky MAC |
| Packet filtering based on MAC addresses |
| Multicast suppression, broadcast, and unknown unicast packets |
| Limit on the number of learned MAC addresses |
| CPU defense |
| Surge Protection |
| Surge protection capability of service ports: 7 kV |
| Management |
| Stack |
| Easy Operation |
| CLI-based configuration |
| Remote configuration using Telnet |
| SNMP v1/v2c/v3 |
| Remote network monitoring |
| SSHv2 |
| Web-based device management |
| Interoperability |
| Supports VBST (Compatible with PVST/PVST+/RPVST) |
| Supports LNP (similar to DTP) |
| Supports VCMP (similar to VTP) |
| Operating Environment |
| Long-term operating temperature: 23oF to 122oF (–5°C to 50°C) |
| Relative humidity: 10% to 90% (non-condensing) |
| Power |
| Rated AC voltage: 100V to 240V, 50/60 Hz, Maximum voltage: 90V to 264V, 50/60 Hz |
| Rated DC voltage: –48V to –60V, Maximum voltage: –36V to –72V |
| Note: PoE models do not use DC power supplies. |
| Dimensions (W x D x H) |
| 17.4 in. x 12.2 in. x 1.7 in. (442 mm × 310 mm × 43.6 mm) |
Teknik Kısa
PoE : PoE Plus
Port Hızı : 1 GBit
Yönetilebilirlik : Yönetilebilir
Aktarım Port Sayısı : 4
Aktarım Türü : Combo
PoE Port Sayısı : 
24 Port
24 Port PoE Güç Bütçesi : 130-200 Watt
