Cisco Systems Cisco 12008 manual GRP Faceplate Horizontal Orientation Shown

Overview of the Cisco 12008

•Asynchronous serial ports

•Ethernet port

If you have a PRP, see the Performance Route Processor section. The faceplate of the GRP is shown in Figure 1-9.

Figure 1-9 GRP Faceplate (Horizontal Orientation Shown)

EJECT	-1	RESET			COLL RX		-45
	SLOT-0						RJ
	SLOT	AUX	CONSOLE
				LINK	TX	MII	GIGABIT ROUTE PROCESSOR

H10548

It is recommended that you install the GRP in the left-most slot (slot 0) in the upper card cage. However, you need not abide by this recommendation. You can install the GRP in any upper card cage slot, except for the two slots in the middle in the upper card cage (CSC0 and CSC1), which are reserved for the CSCs.

The GRP performs the following functions:

•Downloading the Cisco IOS software to all of the 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 an IEEE 802.3, 10/100-megabits-per-second (Mbps) Ethernet port for Telnet functionality

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Running routing protocols

Building and distributing routing tables to line cards

Providing general system maintenance functions

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