C I S C O C O N F I D E N T I A L - D r a f t A 1
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Cisco Aironet 1250 Series Access Point Hardware Installation Guide
OL-8247-02
Chapter 3 Troubleshooting 1250 Series Autonomous Access Points
Obtaining the TFTP Server Software
Follow these steps to open the CLI by connecting to the access point console port:
Step 1
Connect a nine-pin, female DB-9 to RJ-45 serial cable to the RJ-45 console port on the access point and
to the COM port on a computer.
Tip
Bend the RJ-45 connector end of the cable approximately 90 degrees before attempting to
connect to the access point console port.
shows the console port and MODE button locations.
Figure 3-4
Console Port and MODE Button Locations
Note
The Cisco part number for the DB-9 to RJ-45 serial cable is AIR-CONCAB1200. Browse to
http://www.cisco.com/go/marketplace
to order a serial cable.
Step 2
Set up a terminal emulator on your PC to communicate with the access point. Use the following settings
for the terminal emulator connection: 9600 baud, 8 data bits, no parity, 1 stop bit, and no flow control.
Obtaining the TFTP Server Software
You can download TFTP server software from several web sites. Cisco recommends the shareware TFTP
utility available at this URL:
Follow the instructions on the website for installing and using the utility.
1
DC power connector (56 VDC)
3
Console port (RJ-45)
2
Ethernet port connector (RJ-45)
4
MODE button
230554
ETHERNET
CONSOLE
MODE
+56VDC
1
2
3
4
CAUTION
EXTERNAL DC AND INLINE PoE
POWER SOURCE REQUIREMENTS
DETERMINED BY INSTALLED
RADIO MODULES
REFER TO
PRODUCT DOCUMENTATION