newbie wrote:
> Hi all,
>
> "Server unexpectedly closed network connection" shown and program exited
> when we used Putty's psftp(0.6) to put files to remote SSH2
> server(GlobalSCAPE Enhanced File Transfer Server (v. 5.1)), the issue always
> occurs during file transfer.
>
> Any fix?
>
> Thanks,
> Alan
>
>

what does the remote server log say?

We have no access on remote server, key authentication is ok.

psftp -v -2 -4 -i /home/abc/.ssh/private.ppk sftptest1@A.B.C.D
Server version: SSH-2.0-1.36_sshlib GlobalSCAPE
We claim version: SSH-2.0-PuTTY_Release_0.60
Using SSH protocol version 2
Using Diffie-Hellman with standard group "group1"
Doing Diffie-Hellman key exchange with hash SHA-1
Host key fingerprint is:
ssh-dss 2048 0f:3f:48:d6:37:48:................................ .
Initialised AES-128 CBC client->server encryption
Initialised HMAC-SHA1 client->server MAC algorithm
Initialised AES-128 CBC server->client encryption
Initialised HMAC-SHA1 server->client MAC algorithm
Reading private key file "/home/abc/.ssh/private.ppk"
Pageant is running. Requesting keys.
Pageant has 0 SSH-2 keys
Configured key file not in Pageant
Using username "sftptest1".
GlobalSCAPE Enhanced File Transfer Server (v. 5.1)Offered public key
Offer of public key accepted
Authenticating with public key "imported-openssh-key"
Access granted
Opened channel for session
Started a shell/command
Connected to A.B.C.D
Remote working directory is /
psftp> put t1.mp3.gz
local:t1.mp3.gz => remote:/t1.mp3.gz
psftp> Server unexpectedly closed network connection
Fatal: Server unexpectedly closed network connection
[abc@my_linux test1]$

"Joachim Gann"
??????:g7ja2h$t25$1@news2.open-news-network.org...
> newbie wrote:
>> Hi all,
>>
>> "Server unexpectedly closed network connection" shown and program exited
>> when we used Putty's psftp(0.6) to put files to remote SSH2
>> server(GlobalSCAPE Enhanced File Transfer Server (v. 5.1)), the issue
>> always occurs during file transfer.
>>
>> Any fix?
>>
>> Thanks,
>> Alan
>
> what does the remote server log say?

newbie wrote:
> We have no access on remote server, key authentication is ok.



>>> "Server unexpectedly closed network connection" shown and program exited
>>> when we used Putty's psftp(0.6) to put files to remote SSH2
>>> server(GlobalSCAPE Enhanced File Transfer Server (v. 5.1)), the issue
>>> always occurs during file transfer.
>>>
>>> Any fix?
>>>
>>> Thanks,
>>> Alan
>> what does the remote server log say?
>
>



next step is look at the remote server log. Talk to server personnel and
tell them your client IP. I won't bring up more advice before this has
been done.

Hi Joachim,

Ok, thank you.

Regards,
Alan
"Joachim Gann"
??????:g7m8ev$h04$1@news2.open-news-network.org...
> newbie wrote:
>> We have no access on remote server, key authentication is ok.
>
>
>
>>>> "Server unexpectedly closed network connection" shown and program
>>>> exited when we used Putty's psftp(0.6) to put files to remote SSH2
>>>> server(GlobalSCAPE Enhanced File Transfer Server (v. 5.1)), the issue
>>>> always occurs during file transfer.
>>>>
>>>> Any fix?
>>>>
>>>> Thanks,
>>>> Alan
>>> what does the remote server log say?
>>
>>
>
>
>
> next step is look at the remote server log. Talk to server personnel and
> tell them your client IP. I won't bring up more advice before this has
> been done.