Riverstone Networks RS 3000, Руководство по началу работы

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Riverstone Networks RS 3000 Switch Router Getting Started Guide 2-15
Introduction Hardware Features
The 1000BASE-SX line card uses the following LEDs.
Table 2-8 1000BASE-SX line card specifications
Port type Specification
1000Base-SX
•
802.3z standard (also uses 802.3x for flow control)
•
SC-style Media Interface Connector (MIC)
•
62.5 micron or 50 micron multi-mode fiber-optic cable
•
For 62.5 micron fiber-optic cable at a modal bandwidth
of 160 Mhz/km, the maximum segment length is 220
meters (722 feet)
•
For 62.5 micron fiber-optic cable at a modal bandwidth
of 200 Mhz/km, the maximum segment length is 275
meters (902 feet)
•
For 50 micron fiber-optic cable at a modal bandwidth of
400 Mhz/km, the maximum segment length is 500 meters
(1640 feet)
•
For 50 micron fiber-optic cable at a modal bandwidth of
500 Mhz/km, the maximum segment length is 550 meters
(1804 feet)
Table 2-9 1000BASE-SX line card LEDs
LED Description
Per-port Link Green – Indicates that the port hardware detects a cable and a good link is
established.
Red (intermittent) – Indicates that the port received an error during
operation.
Red (solid) – Indicates that the port hardware detects a cable, however, a bad
link is established.
Off – Indicates that no link from exists with the port.
Per-port Rx Green – Indicates when the port’s transceiver receives packets.
Orange – Indicates when the port’s transceiver receives flow-control packets.
Per-port Tx Green – Indicates when the port’s transceiver transmits packets.
Orange – Indicates when the port’s transceiver transmits flow-control
packets.