T320 Fpc Components; Figure 7: Fpc Installed In T320 Router Chassis - Juniper T320 Hardware Manual

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Figure 7: FPC Installed in T320 Router Chassis

T320 FPC Components

Each FPC consists of the following components:
FPC card carrier.
One Packet Forwarding Engine—Each Packet Forwarding Engine consists of Layer
2/Layer 3 Packet Processing ASICs, Switch Interface ASICs, T Series Internet Processor
ASICs, and a Memory Mezzanine Board (MMB) which includes the Queuing and Memory
Interface ASICs.
Processor Mezzanine Board (PMB), which includes a 300-MHz CPU, system controller,
256 MB of SDRAM, and two Fast Ethernet interfaces.
Each FPC contains data memory that is managed by the Queuing and Memory Interface
ASICs.
Two LEDs, located on the craft interface above the FPC, that display the status of the
FPC. For more information on the FPC LEDs, see "T320 Craft Interface FPC LEDs" on
page 39.
FPC online/offline button, located on the craft interface above the FPC (see Figure 8
on page 18.
Chapter 3: T320 Hardware Components
17