How do you do that? I can tell you that I have run ping scanner when it
happens and it clears up things on the offending subnet.


On Fri, Apr 4, 2014 at 12:36 PM, Ty Featherling <[email protected]>wrote:

> I wonder if a ping scan run from the router will update that entry?
>
> -Ty
>
>
> On Fri, Apr 4, 2014 at 11:34 AM, RickG <[email protected]> wrote:
>
> > Same here. No DHCP.
> >
> >
> > On Fri, Apr 4, 2014 at 9:21 AM, Ty Featherling <[email protected]
> > >wrote:
> >
> > > I thought of that, but the DHCP server isn't on this router.
> > >
> > > -Ty
> > >
> > >
> > > On Thu, Apr 3, 2014 at 10:18 PM, Butch Evans <[email protected]>
> > > wrote:
> > >
> > > > On 04/03/2014 06:29 PM, RickG wrote:
> > > >
> > > >> Thats the bug! I've upgraded all the way to 6.11 but cant get away
> > from
> > > >> it!
> > > >> I'm not doing anything fancy with the CCR but this is exactly the
> bug
> > > I'm
> > > >> experiencing. When I switch over to my 1100 the issues go away. I
> hope
> > > >> Mikrotik gets this fixed soon! Thanks for the post!
> > > >>
> > > >>
> > > >> On Thu, Apr 3, 2014 at 2:57 PM, Ty Featherling <
> > [email protected]
> > > >
> > > >> wrote:
> > > >>
> > > >>  After scratching my head for a day I just figured out what is
> causing
> > > >>> these
> > > >>> support calls where nothing seems wrong except the user cannot get
> > > >>> online.
> > > >>> Turns out the CCR I have routing this part of the network is
> > > >>> experiencing a
> > > >>> bug in the ARP table. For whatever reason, customers would get an
> IP
> > > >>> assigned but that IP address had a different MAC attached in the
> ARP
> > > >>> table
> > > >>> on the CCR. Delete the entry manually and it immediately adds the
> > > correct
> > > >>> one it and everything is fine. The ARP timeout is set to the
> default
> > > and
> > > >>> lowest possible 30 minutes.
> > > >>>
> > > >>> A forum search for 6.x ARP bug found this report of the same issue.
> > > >>> http://forum.mikrotik.com/viewtopic.php?f=2&t=78773
> > > >>>
> > > >>> Just a heads up for anyone running 6.x out there. I am on 6.5 on
> this
> > > >>> router and I am not changing it due to the other stories about
> later
> > > >>> versions. I will keep an eye out for a bug-fix first.
> > > >>>
> > > >>
> > > > It would be interesting to see if setting:
> > > > /ip dhcp-server set dhcp-server-name add-arp=yes
> > > >
> > > > If that at least works around the problem, then you may be at least a
> > > step
> > > > in the right direction.
> > > >
> > > >
> > > > --
> > > > Butch Evans
> > > > 702-537-0979
> > > > Network Support and Engineering
> > > > http://store.wispgear.net/
> > > > http://www.butchevans.com/
> > > >
> > > > _______________________________________________
> > > > Mikrotik mailing list
> > > > [email protected]
> > > > http://mail.butchevans.com/mailman/listinfo/mikrotik
> > > >
> > > > Visit http://blog.butchevans.com/ for tutorials related to Mikrotik
> > > > RouterOS
> > > >
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> > >
> > > Visit http://blog.butchevans.com/ for tutorials related to Mikrotik
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> > >
> >
> >
> >
> > --
> > -RickG KyWiFi
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-- 
-RickG KyWiFi
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