Connectrix B-Series: After Upgrading to Fabric OS 9.1.1c, Inline Commands with the Use of "fosexec" Command Return an Error

Summary: After upgrading to Fabric OS (FOS) 9.1.1c, unable to run inline commands from UNIX or Linux server to the switch with the "fosexec" commands.

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Symptoms

Environment:

Fabric OS 9.1.1c

Issue:

The outputs show errors when running an inline command from a UNIX or Linux server. The command stops responding when probing a different logical Switch FID on the same chassis. Example:

[hosttest@VM1234 ~]$
[hosttest@VM1234 ~]$ ssh aa.bb.cc.dd fosexec --fid 44 -cmd 'firmwareshow'
hosttest@aa.bb.cc.dd's password:
/bin/stty: 'standard input': Inappropriate ioctl for device
/bin/stty: 'standard input': Inappropriate ioctl for device
/etc/ssh_inline_profile: line 25: FUNCNEST: readonly variable
Appl     Primary/Secondary Versions
------------------------------------------
FOS      v9.1.1c
         v9.1.1c
---------------------------------------------------

"firmwareshow" on FID 44:

[hosttest@VM3198 ~]$

Cause

This issue was found during internal testing. A change in the error was found when upgrade to FOS 9.2.0a was done.

Error: 
[hosttest@VM3198 ~]$
[hosttest@VM3198 ~]$ ssh aa.bb.cc.dd fosexec --fid 44 -cmd 'firmwareshow'
hosttest@10.60.23.25's password:
/bin/stty: 'standard input': Inappropriate ioctl for device
/bin/stty: 'standard input': Inappropriate ioctl for device
Appl     Primary/Secondary Versions
------------------------------------------
FOS      v9.2.0a
         v9.2.0a
---------------------------------------------------

"firmwareshow" on FID 44:

[hosttest@VM3198 ~]$

Resolution

Resolution:

Upgrade to Fabric OS 9.2.0b or later.

Workaround:

Run the commands directly on the switch.

Affected Products

Connectrix, Connectrix B-Series

Products

Connectrix B-Series Fabric OS 9.X
Article Properties
Article Number: 000218645
Article Type: Solution
Last Modified: 29 July 2025
Version:  4
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