8- and 24-Port Gigabit L2 Managed Power-over-Ethernet (PoE) Switches
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8
1. Specifications
1.1
Hardware Specifications
Standard Compliance:
IEEE 802.3/802.3ab/802.3z/802.3/802.3x
Network Interface:
Configuration
Mode
Connector
Port (LPB4008A)
Port (LPB4024A)
10/100/1000Mbps Gigabit TP NWay
TP (RJ-45)
1–6
1–20
1000BASE-SX Gigabit Fiber
1000 FDX
*SFP
7–8 (Option)
21–24 (Option)
1000BASE-LX Gigabit Fiber
1000 FDX
*SFP
7–8 (Option)
21–24 (Option)
1000BASE-LX Single Fiber
WDM (BiDi)
1000 FDX
*SFP
7–8 (Option)
21–24 (Option)
*Port 7, 8 on the LPB4008A and Ports 21-24 on the LPB4024A are TP/SFP fiber dual media ports with auto-detect function
*Optional SFP module supports LC or BiDi LC transceiver.
Transmission Mode:
10/100 Mbps supports full or half duplex;
1000 Mbps supports full duplex only
Transmission Speed:
10/100/1000 Mbps for TP;
1000 Mbps for Fiber
Full Forwarding/Filtering Packet Rate:
PPS (packets per second)
Forwarding Rate
Speed
1,488,000 PPS
1000 Mbps
148,800 PPS
100 Mbps
14,880 PPS
10 Mbps
MAC Address and Self-learning:
8K MAC address, 4K VLAN table entries.
Buffer Memory:
Embedded 1392 KB frame buffer
Flow Control:
IEEE 802.3x compliant for full duplex; Backpressure flow control for half duplex
Cable and Maximum Length:
TP
CAT5 UTP cable, up to 328 feet (100 m)
1000BASE-SX
Up to 220/275/500/550 m, which depends on Multi-Mode Fiber type
1000BASE-LX
Single-Mode Fiber, up to 10/30/50 km
1000BASE-LX WDM (BiDi)
Single-Mode Single Fiber, up to 20 km
Connectors:
LPB4008A: (6) RJ-45 twisted–pair copper, (2) dual-media TP/SFP (twisted-pair/SFP);
LPB4024A: (20) RJ-45 twisted-pair copper, (4) dual-media TP/SFP (twisted-pair/SFP)
Indicators:
LPB4008A: (20) LEDs: Global: (1) Power, (1) CPU, Ports 1–8: (8) Link/Speed, (8) PoE, Ports 7–8: (2) SFP (Link/Speed)
LPB4024A: (54) LEDs: Global: (1) Power, (1) CPU, Ports 1–24: (24) Link/Speed, (24) PoE, Ports 21–24: (4) SFP (Link/Speed)
Power Requirements:
LPB4008A: AC Line: Voltage: 100–240 V; Frequency: 50–60 Hz; Consumption: 65 W
LPB4024A: AC Line: Voltage: 100–240 V; Frequency: 50–60 Hz; Consumption: 185 W
Ambient Temperature:
32 to 104° F (0
°
to 40
°
C)
Humidity:
5% to 90%
Size:
LPB4008A: 1.7”H x 11”W x 6.5”D (4.4
×
28
×
16.6 cm);
LPB4024A: 1.7”H x 17.4” W x 9.8”D (4.4 x 44.2 x 24.8 cm)
Weight:
LPB4008A: 4.2 lb. (1.9 kg);
LPB4024A: 8.4 lb. (3.8 kg)