LINK | DATA | LINK | DATA | SIG | ACT | SIG | ACT |
ETH 0 | ETH 1 | BITS 0 | BITS 1 | AUX | CONSOLE |
ETH 2 | RESET | 101104 |
PERFORMANCE ROUTE PROCESSOR 2 |
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The
PRP Functions
The
•Loading Cisco IOS software on all installed line cards at power up
•Providing a console (terminal) port for router configuration
•Providing an auxiliary port for other external equipment (such as modems)
•Providing two IEEE 802.3,
•Running routing protocols
•Building and distributing routing tables to line cards
•Providing general system maintenance functions
•Communicating with line cards either through the switch fabric or through the maintenance bus (MBus). The MBus connection allows the PRP to download a system bootstrap image, collect or load diagnostic information, and perform general, internal system maintenance operations. The switch fabric connection is the main data path for routing table distribution as well as for packets that are sent between line cards and the PRP.
Performance Route Processor Installation and Configuration Guide
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