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14COREBUILDER® 5000 SWITCHMODULE QUICK START AND REFERENCE
15.0FDDI SwitchModules Front Panel Features
This section describes the FDDI ports and LEDs on the following SwitchModules:
MIC |
|
connectors | FDDI Port Status LEDs |
■
■
See Section 10.0 for a description of the PacketChannel LED, Module Status LED, and Reset button.
15.1 LEDs
FDDI LEDs are green only (not yellow). The following table explains the FDDI port status LED blink sequences:
Port Status LED State | Indicates |
Green On | Port is enabled and ring is operational. |
Green Blinking | Port is connecting. |
Off | Port or port functions are disabled. |
15.2 Ports
FDDI SwitchModules support the following port configurations:
■
■
MIC connectors. Each side of the FDDI Concentrator SwitchModule is a Dual Attachment Concentrator (DAC), which is composed of 4 M ports and an A and B port pair that is connected to a single MAC.
15.3 Optical Bypass Connector
1A | 1B |
2A | 2B |
|
1A
1B
OPTICAL
BYPASS 1
2A
2B
OPTICAL
BYPASS 2
1A | 1B | 2A | 2B |
1M | 2M | 1M | 2M |
3M | 4M | 3M | 4M |
1A |
|
| 2A |
1B |
|
| 2B |
1- |
|
| 2- |
1M |
|
| 1M |
1- |
|
| 2- |
2M |
|
| 2M |
| OPTICAL |
| OPTICAL |
| BYPASS |
| BYPASS |
1- |
|
| 2- |
3M |
|
| 3M |
1- |
|
| 2- |
4M |
|
| 4M |
FDDI SwitchModules support one optical bypass connector per port. Use the optical bypass connector to preserve a dual FDDI ring in the event of a station failure. The optical bypass connector accepts an optical bypass switch of type AMP
SwitchModule | Concentrator |
Model Number | SwitchModule |
Model Number | |
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