dhcpcd-discuss

what might be useful is versions of stuff, from my Pi and Stretch:
> pi@piStretch:~ $ dhcpcd --version
> dhcpcd 6.11.5
> Copyright (c) 2006-2016 Roy Marples
> Compiled in features: INET IPv4LL INET6 DHCPv6 AUTH
> pi@piStretch:~ $ ver
> Linux 4.9.41-v7+ #1023 SMP Tue Aug 8 16:00:15 BST 2017 armv7l
> PRETTY_NAME="Raspbian GNU/Linux 9 (stretch)"
Hope this helps

On 10/18/2017 6:18 PM, Mike McCabe wrote:
> Hi all -
>
> Our organization maintains a large fleet of pxe-booted raspberry pis.  
> We transmit some environment information to them via DHCP options.  
> We're evaluating a switch from Raspbian Jessie (dhcpcd 6.7.1)  to 
> Stretch (dhcpcd 6.10.1).
>
> We use 'dhcpcd --dumplease eth0' to read the custom options, but they're 
> missing from 6.10.1 output.  Conf files are unchanged.  'od -a 
> /var/lib/dhcpcd5/dhcpcd-eth0.lease' on the client shows text from the 
> custom options (e.g. 'demo', below)
>
> /etc/dhcpcd.conf on client has:
> define 239 string vium-env
> option vium-env
>
> /etc/dhcp/dhcpd.conf on server has
> option vium-env code 239 = text;
> option vium-env "demo";
>
> ... and 6.7.1 shows
>
> vium-env='demo'
>
> ... but 6.10.1 does not.
>
> Is this a known issue?
>
> Any help appreciated!
> Thanks -
> Mike