1-13
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Chapter 1 Product Overview
Route Processors
Figure 1-5
RJ-45 Port and MII Receptacles on the GRP
Performance Route Processor
Two types of RPs are available for the Cisco 12404 router:
•
Gigabit Route Processor (part number GRP or GRP-B)
•
Performance Route Processor (part number PRP-1 or PRP-2)
When not explicitly specified, this document uses the term route processor (RP)
to indicate either the GRP or the PRP.
Note
If you install a second, redundant RP, it must be of the same type as the
primary RP.
For information on the Gigabit Route Processor, see the
Processor” section on page 1-7
.
RJ-45 cable
To repeater
or DTE
H10736
MII cable
To transceiver,
repeater, or DTE
GIGABIT R
OUTE PR
OCESSOR
COLL
LINK
TX
RX
RJ-45
MII
todd.book Page 13 Tuesday, November 27, 2007 6:02 PM