IBM Support

421 SSL negotiation failed

Troubleshooting


Problem

421 SSL negotiation failed

Symptom

SSL negotiation problem when attempting to open an outbound FTPS connection to an FTPS server. This is working from a test server, however, when attempting the same from a production server, the SSL negotiation fails. Note that the destination server is the same in each case. The same trusted root certificate is used on both test and production machines.


Error Message

2011-03-08 16:17:22 VShellFTPS auth 1008 192.168.116.72 33951 - AUTH SSL 234 0 0 0 192.168.203.206 21 "234 Using authentication type SSL"

2011-03-08 16:17:22 VShellFTPS err 1008 192.168.116.72 33951 - - - 0 0 0 0 192.168.203.206 21 "SSL negotiation on the control connection failed (0x80090308): The token supplied to the function is invalid"

2011-03-08 16:17:22 VShellFTPS conn 1008 192.168.116.72 33951 - TLS-Explicit - 421 0 0 0 192.168.203.206 21 "421 SSL negotiation failed."

2011-03-08 16:17:22 VShellFTPS dbg 1008 192.168.116.72 33951 - AUTH - 0 0 0 0 192.168.203.206 21 "The I/O operation has been aborted because of either a thread exit or an application request."

2011-03-08 16:17:22 VShellFTPS conn 1008 192.168.116.72 33951 - - - 0 0 0 0 192.168.203.206 21 "Session disconnected with the following error: The I/O operation has been aborted because of either a thread exit or an application request."

[{"Product":{"code":"SS4PJT","label":"IBM Sterling Connect:Direct"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Not Applicable","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Historical Number

NFX10930

Document Information

Modified date:
17 December 2019

UID

swg21560031

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