Accessing the Auxiliary Port by Modem
You can access the auxiliary port using a dial-up modem using an RJ-45 to RJ-45 rollover cable and RJ-
45 to DB-25 male DCE adapter (labeled "MODEM").
Table 10-5. RJ-45 to DB-25 Adapter Pin (Modem) Assignments
E1200 Auxiliary
Port
Signal
RTS
DTR
TxD
GND
GND
RxD
DSR
CTS
Accessing the 10/100 Ethernet Management Port
Configure the 10/100 Ethernet management port, labeled 10/100 Ethernet on the primary RPM card in
order to obtain network access capability, such as downloading a runtime image onto your system. You
can connect this port to an Ethernet hub or FastEthernet port on a router.
Table 10-6. 10/100 Ethernet Management Port LEDs
Label
L (Link)
A (Activity)
Universal Serial Bus Ports
There are 2 USB ports, labeled A and B. The A port is a host port and allows a user to install a flash
memory stick for use as external flash. It provides some amount of power at 5V. The B port is a device
port and allows a user to hook up an external PC for console access.
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RPM Ports and Cables
RJ-45 to RJ-45 Rollover Cable
RJ-45 Pinout
RJ-45 Pinout
1
2
3
4
5
6
7
8
Description
Lit: Link is up
Unlit: No connection
Lit: Activity on port
Unlit: No activity
Table 10-5
RJ-45 to DB-25
Modem Adapter
DB-45 Pinout
8
4
7
20
6
3
5
7
4
7
3
2
2
8
1
5
lists the pin assignments.
Modem
Signal
RTS
DTR
TxD
GND
GND
RxD
DCD
CTS