Juniper PTX5000 Hardware Manual page 151

• AUX— One copper 9600 baud port for connecting the Routing Engine to a laptop, modem, or
other auxiliary device through a copper cable with RJ-45 connectors.
NOTE: If a PTX5000 contains two host subsystems, connect both Control Boards to your
external management network.
• Four 10-Gigabit Ethernet SFP+ fiber-optic ports— labeled (X)GE0 through (X)GE3—located to the
right of the management ports.
Two port LEDs—labeled LINK and ACT—located below the 10-Gigabit Ethernet ports port indicate
the port speed and activity.
NOTE: These ports are reserved for future use.
• Gigabit Ethernet SFP fiber-optic or copper port— labeled GE4—located to the right of the 10-Gigabit
Ethernet ports.
NOTE: This port is reserved for future use.
Control Board CB2-PTX Components
Each Control Board consists of the following components:
• Ethernet switch used for intermodule communication
• PCI Express switch to connect to the SIBs
• Switch Processor Mezzanine Board (SPMB)
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