Switch Owner's Manual

Using the Passport 8100 Modules

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LEDs

Each port on the Passport 8148TX module has two LEDs that indicate data speed

and activity for the port (Figure 1-6

). In addition, the module has three LEDs to

indicate system operating conditions. For details of LED operation, refer to

Appendix B, “LEDs

.”

Figure 1-6. LEDs on the Passport 8148TX Module

Passport 8108GBIC 8-Port I/O Module

The Passport 8108GBIC I/O module (Figure 1-7) provides eight bays for

installing any of four types of gigabit interface converters (GBICs). These fiber

ports allow you to make riser connection, server attachments, or interswitch links.

The following four types of GBICs are available:

• 1000BASE-SX

• 1000BASE-LX

• 1000BASE-XD

• 1000BASE-ZX

Note: Only Nortel Networks-qualified GBICs are supported for use in the

Passport 8108GBIC module. For specific model numbers, refer to the Nortel

Networks price list.

2 3

9120EA

1 = Module LEDs

2 = Port Speed LEDs

3 = Port Link/Activity LEDs