How do you test your dhcpd setup?
ingrogger at gmail.com
Fri Jul 17 13:27:23 UTC 2015
I know exactly how you feel.
try dhcperf , its also a benchmark tool.
On 16/07/15 14:05, Frank Price wrote:
> Greetings dhcp-users,
> I've recently taken over a pair of ISC DHCP 4.2.5 servers, and I'd
> like to know how you test your environment -- both for troubleshooting
> and also for validating config changes. To make things concrete, let
> me briefly explain our setup and then what I'd like to be able to do.
> We have about 70 subnets defined, with failover peers on most of them
> between our two servers. Our network (cisco) vlan config has ip
> helper-addresses which point to both servers. Mostly we do
> interim-style ddns, although there are some static host entries.
> Usually everything works fine, until it doesn't, and every few months
> we add a new subnet for a lab or something. To troubleshoot, or
> double-check changes, I'd like to be able to simulate a lease request
> from a client. Right now what I do is a) run dhcpd -t against the
> changes, and then b) stand up a vm on the new subnet and see what
> happens. It would be much nicer to simply say "pretend you get a
> request from this MAC on this subnet, and show me what you'd do."
> I've tried dhcping, and it seems to require me to run it from a server
> already on the subnet in question -- not quite what I want, but maybe
> I just don't understand it well.
> Thanks for any advice you can provide,
> Frank Price | R & D Services | Lexmark International
> dhcp-users mailing list
> dhcp-users at lists.isc.org
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