RE: dhcpcd not working in simh-vax with xq0:nat networking

[Mark Pizzolato - Info Comm <Mark%infocomm.com@localhost>]

On Friday, December 10, 2021 at 11:36 AM, Rhialto wrote:
> I recently tried NetBSD/vax 9.2 in the current emulators/simh, and
> it seems that dhcpcd doesn't get a lease if I use NAT networking (attach
> xq0 nat:dhcp).
> It does however work once I run a "tcpdump -i qt0 &".
> simh is the DHCP server here.
> 
> It works without that workaround if I use TAP-based networking (tap0
> bridged to my lan interface; my ADSL modem is the DHCP server here).
> 
> From the output, it seems like dhcpcd doesn't receive the dhcp replies.
> But it does see them when tcpdump puts the interface in promiscuous
> mode.
> (Why it works with the other networking style remains unexplained.)
> 
> Any ideas?

I will track this down if you can provide me with a pointer to a disk image 
(hopefully compressed) that demonstrates the problem.

- Mark