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BlackDiamond 12800 Series I/O Modules
BlackDiamond 12800 Series Switches Hardware Installation Guide
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GM-20T I/O Module
Figure 8 shows the GM-20T I/O module.
Figure 8: GM-20T I/O Module
The GM-20T I/O module has 20 autosensing 10/100/1000BASE-T ports that use standard RJ-45
connectors.
The default configuration of the GM-20T I/O module is as follows. All ports:
● Are added to the default VLAN as untagged.
● Inherit the properties of the default VLAN (for example, protocol type and VLANid).
● Operate in autonegotiation mode.
GM-20T LEDs
The GM-20T I/O module has the following LEDs:
● Module status
● Module diagnostics
● Port status
● Power status
GM-20XT and GM-20XTR I/O Modules
Figure 9 shows the GM-20XT I/O module, and Figure 10 shows the GM-20XTR I/O module.
Figure 9: GM-20XT I/O Module
EX_152h
Module status
LEDs
10/100/1000BASE-T
EX_153h
10/100/1000BASE-T ports
Mini-GBIC
fiber ports
Module status
LEDs