21-5
Cisco Network Modules Hardware Installation Guide
OL-2485-20
Chapter 21 Connecting Gigabit Ethernet Network Modules
Related Documents
Figure 21-5 Gigabit Ethernet Network Module LEDs
Related Documents
For additional information, see the following documents.
Tip
For information on obtaining documentation, see the
“Obtaining Documentation” section on page viii
.
For information on obtaining technical assistance, see the
“Obtaining Technical Assistance” section on
page xi
.
CWDM Passive Optical System Documentation
For more information on the CWDM Passive Optical System, which is often used with CWDM GBICs,
see the
Cisco 1000BASE-CWDM Series Passive Optical System Installation Note
document.
Table 21-2
Gigabit Ethernet Network Module LEDs
LED
Meaning
LINK
Green indicates that a link has been established between the network module and another
networking device.
TX
Flashing green indicates transmit activity.
RX
Flashing green indicates receive activity.
EN
Green indicates that the network module has passed its self-test and is available to the router.
72535
NM-1GE
GBIC
EN
RX
TX
LINK
RX
LED
TX
LED
LINK
LED
EN
LED