Chapter 3: Firmware Upgrade
VPN Concentrator Installation and Configuration Guide 15
CHAPTER
3
3.1 Firmware Upgrade
The firmware on the VPN Concentrator can be upgraded through an FTP server. The FTP
server can be sitting on either WAN or LAN network. Follow the steps below to upgrade the
VPN Concentrator:
1. Make sure that the “pub/e_4500” and “pub/e_5300lf” directories exist under the
root directory of the FTP server.
2. Make sure that the “pub/e_4500” and “pub/e_5300lf” directories exist under the
root directory of the FTP server.
3. To upgrade VPN Concentrator 4500, obtain the image files from ShoreTel support
and place them in the “pub/e_4500” directory. Place the image files in “pub/
e_5300lf” directory for VPN Concentrator 5300.
4. Choose “SystemUpgrade Firmware” submenu from “Configuration Menu”
5. Enter the FTP server’s IP address in “Download Server:” field.
6. Enter the image file name in “Filename:” field.
7. Click the “Submit” button to start the upgrade and follow the instructions.
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