> On Feb 19, 2023, at 10:19 PM, Chris Zach via cctalk <[email protected]>
> wrote:
>
> Working on my second pdp11/73 here and trying to get Ethernet working with a
> DEQNA instead of a Delqa. I'm using a DELQA card to AUI connector, the board
> passes diagnostics without the loopback, but when I try to bring it up I get:
>
> Event type 5.14, Send failed
> Occurred 17-FEB-2023 22:15:05 on node 1.20 (TALOS)
> Line QNA-0
> Failure reason = Collision detect check failed
>
> Is the connector for the DELQA different from the DEQNA? My other system has
> a DELQA with a DEQNA connector and it seems to work fine. I could put another
> DELQA in, but I want to see if these DEQNAs work.
>
> Or do I need to enable SQE on the AUI adapter?
Yes, SQE is "collision detect check" so you should enable that.
paul
