Chapter 3 Installing the Router
Connecting to the Console and Auxiliary Ports
3-24
Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide
OL-11497-03
Figure 3-13
shows the pin configuration on the Ethernet RJ-45 receptacle on the
GRP.
Table 3-6
lists the signal-to-pin correspondence for the Ethernet RJ-45
receptacle on the GRP.
Figure 3-13
Ethernet RJ-45 Receptacle
9
Yes
–
–
Receive Clock
Rx_CLK
10
Yes
–
–
Receive Error
Rx_ER
8
Yes
–
–
Receive Data Valid
Rx_DV
18
Yes
–
–
Collision
COL
19
Yes
–
–
Carrier Sense
CRS
2
–
–
Yes
MII Data
Input/Output
MDIO
22 to 39
–
–
–
Common
Ground
1, 20, 21, 40 –
–
–
+5.0 V
V
1.
Unlisted pins are not used.
2.
Tx_CLK and Rx_CLK are provided by the external transceiver.
Table 3-5
Ethernet MII Pin Configuration (continued)
Pin
1
In
Out
Input/Output
Description
Code
Table 3-6
Ethernet RJ-45 Receptacle Pin Configuration
Pin
Signal
1
TX+
2
TX–
3
RX+
H2936
8 7 6 5 4 3 2 1
RJ-45 connector
