GarrettCom Hubs - Manual (Page 5)

Magnum Blade 10/100Mbps cPCI Hubs User Manual (8/01)
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SPECIFICATIONS:
PERFORMANCE:
Data Rate:
10/ 100Mbps (DS12)
100Mbps (DS12E)
Partitioning:
Enforced after 32 consecutive collisions
Auto-reconnect:
Occurs after one packet of error-free transmission
DS12 & DS12E:
Class II Repeater
MTBF:
287,864 hrs. @40
°
C
204,969 hrs. @55
°
C
PDV (100Mbps Path Delay Value):
80BT
Processing type:
Store and Forward
Auto-learning:
2K addresses
Packet buffers:
512KB
Latency (not including packet time):
5 µ s (10 to 100Mbps and 100 to 10Mbps)
NETWORK STANDARDS:
Ethernet V1.0/V2.0 IEEE 802.3: 10BASE-T,
IEEE 802.3u: 100BASE-TX
6U X 4HP Form Factor:
Note: The unit is stand-alone; it does not plug into any cPCI backplane
connectors
OPERATING ENVIRONMENT:
Ambient Temperature: 25 ° to 130 ° F ( -5 ° to 55 ° C)
Storage Temperature: -40 ° to 185 ° F (-40 ° to 85 ° C)
Ambient Relative Humidity: 5% to 95% (non-condensing)
NETWORK CABLE CONNECTORS:
All 12Ports are shielded RJ-45 female.
100Mbps: use Category 5 UTP/STP
10Mbps: use Category 3, 4, 5 UTP
SWITCHES, MANUAL:
MDI-X thumb operated slide up-link switch converts top-most port# 1 on hub from a
regular (= position) user segment port to a cross
-
over (X position) up-link port for on-off
connection to a central hub or switch, or another cascaded hub or switch.