Re: [Netdisco] Setting macsuck, arpnip to run once a day

[Andy R. <ac...@gm...>]

On Fri, Jan 2, 2015 at 11:15 AM, Simon Hobson <li...@th...>
wrote:

> Andy Ruhl <ac...@gm...> wrote:
>
> > ... consequently macsuck and arpnip are running nearly constantly. I
> don't mind if they only run once a day or so.
>
> You do realise that both of these grab dynamic information and will be of
> limited (if any) use if not run frequently ?
> For example, a switch will typically delete a MAC table entry after
> something like 5 to 15 minutes after a device is disconnected/switched off.
> Thus if you only scan once/day, you'll miss devices that aren't connected &
> switched on during a fairly small window. Ditto for ARP table entries on
> routers.
>
> I don't know if there's an existing ability, but simply rate-limiting
> queries would seem to be the best way round this - it's how I'd prefer to
> do it on a large network.
>

Yeap, don't care too much. Most stuff is pretty static. I see the value in
what you're saying but it's not huge to me at the moment.

Explain rate-limiting please.

Andy