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network connection problem lead to upgrade U1980 by LMT failed

Publication Date:  2013-04-07 Views:  41 Downloads:  0
Issue Description
Failed to upgrade U1980, error information is "failed to backup the current host version".


Alarm Information
N/A
Handling Process
install LMT server on a computer under the same switch with U1980. Retry to upgrade and succeed.
Root Cause
Check the logs of LMT, find:

2013/04/02 18:45:37 [GetCmdPackData] INFO CommandMessage.pyo - 215 Send cmd msg:msgUser:[admin],msgId:[22],msgType[33],msgContent[{'ip': '172.20.*.*, 'cmd': 'config upload file all',
2013/04/02 18:48:55 [GetCmdUnpackData] INFO CommandMessage.pyo - 280 Send cmd msg:msgUser:[admin],msgId:[22],msgType[34], msgContentDict[{'msgId': 22, 'result': '\r\n\r\nPut file "smcu.bin" to TFTP server 10.0.*.* ...\r\n'}]
2013/04/02 18:51:37 [GetCmdUnpackData] INFO CommandMessage.pyo - 280 Send cmd msg:msgUser:[admin],msgId:[22],msgType[34], msgContentDict[{'msgId': 22, 'result': 'overtime\x00'}]


the cause is the network connection is too bad, backup overtime and upgrade failed.
Suggestions
it is reuqest to use a good network connection for operations need to transfer a lot of files, upgrade for example,.

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