Sterling Secure Proxy 3.2.0 java.io.EOFException: The channel is closed

Technote (troubleshooting)


Problem(Abstract)

java.io.EOFException error keeps appearing in sftp adapter log on SSP

java.io.EOFException: The channel is closed

Symptom

java.io.EOFException error keeps appearing in sftp adapter log on SSP the following error is frequently appearing in the sftp adapter log on SSP:
ERROR [SSHD-TRANSFER-14] sys.ADAPTER.
DTU_SSP_SFTP_Adapter_Node1 - java.io.EOFException
com.maverick.ssh.SshException: java.io.EOFException
Caused by:
java.io.EOFException: The channel is closed
at com.maverick.ssh2.Ssh2Channel.b(Unknown Source)
... 16 more


Cause

java.io.EOFException: The channel is closed
at com.maverick.ssh2.Ssh2Channel.b(Unknown Source)
... 16 more
ERROR [SSHD-TRANSFER-4]
sys.ADAPTER.DTU_SSP_SFTP_Adapter_Node1 - protocol=sftp SSE2612
Sessionid 6D45835DAF4F4B87F29D2A588AF1E80690E1480A Login prevented
(account locked). User DTUEP767404117342099 Address

Environment

Sterling Secure Proxy 3.2.0

Diagnosing the problem

The error is caused by a failure in the handshake performed by the client, ensure that DEBUG is enabled on the Maverick log in the adapter and check for the errors when this user attempt to login.

Resolving the problem

It is caused by a 3rd party making multiple connections and they exceeded the maximum allowed of 5 for each customer. If a SFTP client attempts to exceed the connection limit the SSP SFTP Adapter will simply terminate the
session.

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Document information


More support for:

Sterling Secure Proxy
Installation

Software version:

3.2, All

Operating system(s):

AIX

Reference #:

1612460

Modified date:

2012-09-27

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