why i can`t upgrade dongle firmware

----------Process started: 6/8/2011 9:37:04 AM----------
DongleManager version: 1.39
Locating server...
Server come found#1
Connecting to server#1...
Connection to computer failed#1 Socket Error # 10051
Network is unreachable.
Server come found#2
Connecting to server#2...
Connection to computer failed#2 Socket Error # 10060
Connection timed out.
Server come found#3
Connecting to server#3...
Connection to computer failed#3 Socket Error # 10061
Connection refused.

:confused::confused::confused::confused:

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