Any arp table size limitations?
andreev.peter at gmail.com
Thu May 30 05:39:40 UTC 2013
Thank you Lowell,
Yes, that's an Internet exchange point. We have done a similar test and
didn't found any problems, I asked on maillist just to be sure.
2013/5/30 Lowell Gilbert <freebsd-questions-local at be-well.ilk.org>
> Peter Andreev <andreev.peter at gmail.com> writes:
> > We are connecting to an IXP, they have tested our FreeBSD 9.1 server and
> > said we can store only about 600 MACs simultaneously. So I'd like to ask
> > there is any arp table size limitations and if so, how we can increase
> > limit?
> I looked at the code and there don't seem to be any arbitrary
> limits. The code isn't optimized for really large numbers of entries,
> but 600 isn't what I'd consider large in this context.
> I ran a simple shell script and had no problems entering many thousands
> of static ARP entries, so my interpretation from reading the code isn't
> horribly wrong. I think you need to find out what kind of problems they
> ran into at 600 entries.
> As a (maybe-irrelevant) side point, I don't know what you mean by IXP,
> since in my background the term means "Internet eXchange Point," and
> isn't likely to get anywhere close to 600 ARP entries on a single
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