38 GBX24 VME 24 Port Gigabit Ethernet Switch
Publication No. GBX24-0HH/2
A • Specifications
A.1 Technical Specification
Table A-1 Technical Data
IEEE 802.3
10BaseT Ethernet
IEEE 802.3u
100BaseTX Fast Ethernet
IEEE 802.3ab
1000BaseT Copper Ethernet
IEEE 802.3yy
1000BaseLX Fiber Ethernet (build option)
Standards:
IEEE 802.3z
1000BaseSX Fiber Ethernet (build option)
Switch Ports:
Up to 24 copper ports (routed to RJ-45 ports on the GBX24PIO)
DUART:
2 x EIA232 connections
Rear Interfaces:
Fast Ethernet:
Out-of-band management port
DUART:
2 x EIA232 connections
Switch Ports:
4 x fiber ports (build option on air-cooled boards)
CPU LED:
CPU activity
BIT LEDs:
Built-In-Test status
MNG LED:
Full or half duplex link and activity of Service port
Front Interfaces:
Port indication:
Link speed (1 Gbps or 10/100 Mbps) and activity
Mixed:
20 copper rear + 4 fiber front ports. Build option on air-cooled build levels
only
Port Configurations:
Copper:
24 copper rear only, no fiber ports. Conduction-cooled build levels are only
available in this configuration
Topology:
Store-and-forward
MAC Address:
16 000 entries
Priority Queues:
8 per port, software controlled with bandwidth provisioning
Flow Control:
Back pressure for half-duplex and IEEE 802.3x for full-duplex
Auto-MDI/MDIX:
Auto crossover available on all ports, except out-of-band Ethernet adapter
Auto-negotiation:
All ports (Fiber ports are 1000 Mbps only)
Ethernet:
CAT 3, CAT 4, CAT 5, EIA/TIA-568 100
Ω
UTP
Fast Ethernet:
CAT 5, EIA/TIA-568 100
Ω
UTP
CAT 5e, EIA/TIA-568 100
Ω
STP
Gigabit Ethernet:
CAT 6, EIA/TIA-568-B 100
Ω
STP
Copper Cabling:
Maximum
Length:
CAT6: 100 meters at -40°C to 55°C
CAT5e: 75 meters at -40°C to +55°C
Fiber Cabling:
62.5/125
μ
m multimode
50/125
μ
m multimode
9/125
μ
m single mode
Multimode – 850 nm wavelength
Single mode – 1310 nm wavelength
Optics:
Connector type:
LC multi-sourced connector
CPU core:
300 MHz Motorola PowerPC
PCI bus:
PCI 2.2 compatible (66 MHz 32-bit). Not 33 MHz compatible
SDRAM:
128 Mbytes (66 MHz)
On-board
Resources:
Flash: 128
Mbytes