Juniper EX4500 Series, Руководство по оборудованию

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Figure 14: SFP+ Uplink Module
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1
2
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ST
Link/Activity
LED
Status
LED
Status LED
The SFP+ uplink module has an LED on the faceplate (labeled ST) that indicates the status of the uplink
module. See Figure 14 on page 50 .
Table 11 on page 50 describes the LED on the uplink module in an EX4500 switch.
Table 11: Uplink Module Status LED
Description State LED
•
The uplink module is offline.
•
The chassis is powered off.
Unlit ST
•
The uplink module is online and functioning normally. Green
Each uplink module port has a pair of LEDs that indicate the link/activity and status of the port. See
“Network Port and Uplink Module Port LEDs in EX4500 Switches” on page 52 for details about the uplink
module port LEDs.
SFP+ uplink modules are shipped with dust covers preinstalled in the ports.
SFP+ uplink modules require Junos OS for EX Series switches, Release 9.4 or later.
Intraconnect Module in EX4500 Switches
The intraconnect module is installed horizontally on the rear of an EX4500 switch chassis. The intraconnect
module helps the switch achieve line rate on all its ports. The module is an offline field-replaceable unit
(FRU).
The intraconnect module comes preinstalled in the switch chassis in the EX4500-40F-FB, EX4500-40F-BF,
EX4500-40F-FB-C, EX4500-40F-BF-C, and EX4500-40F-DC-C switch models. You must order it separately
for all other switch models. See “EX4500 Switch Models” on page 25 .
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