Zhone 5100 安装指南
Emergency recovery procedure
Vpacket 5100/6100 Series Installer’s Guide
55
After formatting the 5100/6100 VDR and then loading a new image, upon boot-up, “Error:
Directory/File Not Found” messages will appear multiple times on the console. This is a normal
operation because a previous configuration file does not exist yet. After issuing the save
command, a configuration file exists on the 5100/6100 VDR and the “Error:Directory/File Not
Found” messages will not recur.
When a remote device is configured for fragmentation, the 5100/6100 VDR might reset
When a remote device is configured for fragmentation, the 5100/6100 VDR might reset
automatically sometimes under some circumstances. Error messages generate to the console and
you will be alerted to this problem. If this is an immediate problem with the applications you are
running, contact Vpacket Customer Care for assistance.
Emergency recovery procedure
In the unfortunate case of a corrupt software image (for example, due to a power surge), you can
follow these steps to recover the system to the manufacturer’s defaults.
Note. Do not attempt this procedure if you are using FTPLoader version 2.0.3 or
earlier. To check your FTPLoader version, issue the show unitInformation
command. The FTPLoader version is listed under the name “Loader code” in the
software section. Customer Service provides procedures for upgrading the
FTPLoader.
First, you need to open a HyperTerminal session. See “Serial port” on page 53.
You also need to launch your FTP server and have it configured to support the download from
You also need to launch your FTP server and have it configured to support the download from
your terminal or laptop on drive C: to the maincode directory in the 5100/6100 VDR.
Note. You can only use the FTP commands to access the FTP server if the 5100/
6100 VDR and FTP server reside on the same LAN segment.
To recover from a corrupt software image
1. Power on the VDR and watch the console as the boot sequence appears.
2. To access the FTPloader program, press Esc to skip the RAM test.
Example:
2. To access the FTPloader program, press Esc to skip the RAM test.
Example:
Vpacket Communications, Inc.
Boot Code Version: 2.0.0 level: Release
CPU Running Frequency: 80M Hz
Total Flash Size = 00800000
Total DRAM: 24576 KBytes
Testing 6144 Blocks, 4096 Bytes/block.
Press ESC to skip....
...Ram Test: skipped!