AP3500/AP4700 - Downloading Firmware Using the Boot ROM

Use the following process to download an image to the AP using the Boot ROM:

1. Connect to the serial port of the AP35XX using 19200-8-N-1
2. Power cycle the AP35XX
3. Press the “Escape” key when the AP35XX states “Press escape key to run boot firmware”.
4. Enter the following commands to  download the file
   
   
• # ftp download
  
  
• set network ipadr <ap_ip>
• set network mask <ap_ipMask>
• set network mode static
• set network dgw <ipDefaultGateway>
• set update file AP3550-2.3.2.1-001R.img
• set update ipadr <ftp_server_ip>
• set update username <ftp_server_user>
• set update password <ftp_server_password>
• set update path <ftp_path>
• set update port lan0
• load ftp
  
  
• # tftp download
  
  
• set network ipadr <ap_ip>
• set network mask <ap_ipMask>
• set network mode static
• set network dgw <ipDefaultGateway>
• set update file AP3550-2.3.2.1-001R.img
• set update ipadr <tftp_server_ip>
• set update path <tftp_path>
• set update port lan0
• load tftp
  
  
5. The system will download and reprogram itself at this point.