Intraconnect Module In Ex4500 Switches - Juniper EX4500 Hardware Manual

Figure 14: SFP+ Uplink Module
Link/Activity Status
LED 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
Table 11 on page 50 describes the LED on the uplink module in an EX4500 switch.
Table 11: Uplink Module Status LED
LED State
ST Unlit
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
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
50.
Description
The uplink module is offline.
The chassis is powered off.
The uplink module is online and functioning normally.
"EX4500 Switch Models" on page
for details about the uplink
25.
50