No one knows of such a command and apparently the VDX line is finicky with what passive DACs they'll work with. I just ordered more of the ones I know that work.
Tangent: Is it normal for these guys to still transmit light even when the interface is shut? ----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest-IX http://www.midwest-ix.com ----- Original Message ----- From: "Mike Hammett" <[email protected]> To: "NANOG list" <[email protected]> Sent: Wednesday, March 21, 2018 3:18:28 PM Subject: Brocade unsupported transceiver? Anyone know if there is a command in Brocade NOS (4.x) to force the use of an unsupported transceiver? If so, what is it? ----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest-IX http://www.midwest-ix.com

