Chapter 3 Installing the Router
Connecting GRP Route Processor Cables
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Cisco 12010, Cisco 12410, and Cisco 12810 Router Installation and Configuration Guide
OL-11496-01
LEDs on the front panel indicate which Ethernet receptacle is active when the
GRP is operating. See the
“GRP Ethernet Port Connections” section on page 2-26
for additional information about GRP Ethernet ports.
Caution
Ethernet ports are primarily used as a Telnet port into the Cisco 12000 series
router, and for booting or accessing Cisco IOS software images over a network to
which an Ethernet port is directly connected. Cisco Express Forwarding (CEF)
functions are switched off by default for security reasons. We strongly caution you
to consider the security implications of switching on CEF routing functions on
these ports.
Figure 3-30 GRP RJ-45 and MII Ethernet Connections
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
Содержание 12010 series
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