| Specificații hardware |
| 10 / 100Mbps porturi de cupru |
24 10/100BASE-TX RJ45 auto-MDI/MDI-X ports |
| Porturi de cupru Gigabit |
2 10/100/1000BASE-T RJ45 auto-MDI/MDI-X ports |
| Sloturi SFP / mini-GBIC |
2 1000BASE-X SFP interfaces, shared with Port-25 to Port-26 |
| Schimbarea arhitecturii |
Store-and-Forward |
| Comutatorul Fabric |
8.8Gbps / non-blocking |
| tranzitată |
6.54Mpps@64Bytes |
| Tabel de adrese |
4K entries, automatic source address learning and ageing |
| Tampon de date partajat |
2.75Mb embedded memory for packet buffers |
| Controlul debitului |
IEEE 802.3x pause frame for full-duplex
Back pressure for half-duplex |
| Unitatea de transmisie maximă |
1518 Bytes |
| Butonul de resetare |
< 5 sec: System reboot
> 5 sec: Factory default |
| Dimensiuni (L x Î x H) |
440 x 210 x 44mm, 1U height |
| Greutate |
2.8kg |
| Consumul de energie |
Max. 248watts / 846BTU |
| Protecția ESD |
Contact Discharge 4KV DC
Air Discharge 8KV DC |
| LED |
System:
Power (Green)
10/100BASE-TX RJ45 Interfaces (Port 1 to Port 24):
10/100Mbps LNK/ACT (Green)
PoE-in-Use (Orange)
10/100/1000BASE-T RJ45 / SFP Interfaces (Port 25 to Port 26):
LNK/ACT (Green)
100/1000 (Green) |
| Cablu |
Twisted-pair:
10BASE-T: 2-pair UTP Cat 3, 4, 5 for up to 100 meters
100BASE-TX: 2-pair UTP Cat 5, 5e for up to 100 meters
1000BASE-T: 4-pair UTP Cat 5e, 6 for up to 100 meters
Fiber-optic Cable:
1000BASE-SX:
50/125μm or 62.5/125μm multi-mode fiber-optic cable, up to 550m (varying on SFP module)
1000BASE-LX:
9/125μm single-mode fiber optic cable, up to 10/20/30/40/50/70/120 kilometers (varying on SFP module)
|
| Putere peste Ethernet |
| PoE Standard |
IEEE 802.3af / 802.3at PoE+ / PSE |
| Tip de alimentare PoE |
Mid-span |
| Alocarea pinilor de putere |
4/5(+), 7/8 (-) |
| Putere de ieșire PoE |
Per Port 53V DC, Max. 30.8 watts |
| PoE Power Buget |
220 watts (max.) @ 25 degrees C
190 watts (max.) @ 50 degrees C |
| PoE Abilitate |
PD @ 7 watts: 24 units
PD @ 15.4 watts: 14 units
PD @ 30 watts: 7 units |
| Funcțiile stratului 2 |
| Configurația portului |
Port disable / enable
Auto-negotiation 10/100/1000Mbps full and half duplex mode selection
Flow Control disable / enable |
| Starea portului |
Display each port’s speed duplex mode, link status, flow control status, auto negotiation status and trunk status |
| Port Mirroring |
TX / RX / Both
Many-to-1 monitor |
| VLAN |
802.1Q tagged-based VLAN, up to 32 VLAN groups, out of 4094 VLAN IDs
Port-based VLAN, up to 26 VLAN groups
MTU VLAN |
| Agregarea legăturii |
1 group of 2-Port 10/100/1000BASE-T trunk supported |
| QoS |
Allows to assign low / high priority on each port
First-In-First-Out, All-High-before-Low, Weight-Round-Robin QoS policy |
| IGMP Snooping |
IGMP (v1 / v2) Snooping, up to 32 multicast groups
Without Query supported |
| Controlul securitatii |
MAC address binding
TCP & UDP filter |
| Funcțiile de gestionare |
| Interfețe de management de bază |
Web browser, SNMP v1 |
| Conformitatea standardelor |
| Reglementarea conformității |
FCC Part 15 Class A, CE |
| Respectarea standardelor |
IEEE 802.3 Ethernet
IEEE 802.3u Fast Ethernet
IEEE 802.3ab Gigabit Ethernet
IEEE 802.3z Gigabit Ethernet over Fiber-Optic
IEEE 802.3x Full-duplex flow control
IEEE 802.1Q VLAN
IEEE 802.1p QoS
IEEE 802.1D Spanning Tree Protocol
IEEE 802.1w Rapid Spanning Tree Protocol
IEEE 802.3af Power over Ethernet
IEEE 802.3at Power over Ethernet Plus |
| Mediu inconjurator |
| De operare |
Temperature: 0 ~ 50 degrees C
Relative Humidity: 5 ~ 95% (non-condensing) |
| Depozitare |
Temperature: -10 ~ 70 degrees C
Relative Humidity: 5 ~ 95% (non-condensing) |
