Mac is all zeros On Feb 12, 2017 5:24 PM, "Larry Smith" <lesm...@ecsis.net> wrote:
> Agree with Faisal, proxyin arp turned on somewhere. > Track the MAC address that is replying to all the ARP > and you will find your culprit. > > -- > Larry Smith > lesm...@ecsis.net > > On Sun February 12 2017 16:25, Faisal Imtiaz wrote: > > We have seen that behavior from misbehaving sonic wall (firewall) > > and some implementations of consumer firewalls (Watchguard, Sonicwall > etc) > > will do this when the proxy arp is set to be on. > > > > Regards. > > > > Faisal Imtiaz > > Snappy Internet & Telecom > > 7266 SW 48 Street > > Miami, FL 33155 > > Tel: 305 663 5518 x 232 > > > > Help-desk: (305)663-5518 Option 2 or Email: supp...@snappytelecom.net > > > > > From: "Cameron Crum" <cc...@wispmon.com> > > > To: af@afmug.com > > > Sent: Sunday, February 12, 2017 1:01:51 PM > > > Subject: Re: [AFMUG] odd mt behavior > > > > > > yeah...tracked it to arp table full...something is flooding the arp > list > > > with every unused ip. > > > > > > On Fri, Feb 10, 2017 at 10:21 PM, Jesse Dupont < > > > jesse.dup...@celeritycorp.net > > > > > > > wrote: > > >> If the UBNT CPEs are M series (XM or XW), is WDS enabled on both the > APs > > >> and CPEs? > > >> > > >> On Fri, Feb 10, 2017 at 12:28 PM -0700, "Cameron Crum" < > > >> cc...@wispmon.com > > > >> > > >> wrote: > > >>> I have a customer who is having an odd issue on several MTs. His DHCP > > >>> server is using radius to auth end users. The mac requests a lease, > > >>> radius replies with accept and a Framed-IP, but the lease in the dchp > > >>> server just says offered and never binds the lease. It is not with > > >>> every customer, but it seems to happening randomly on several > routers. > > >>> version is 6.36. I had them look to see if was a particular end user > > >>> router brand, or even the same type of cpe, but other than all cpe's > > >>> being some flavor of ubnt set up in bridge mode, there doesn't seem > to > > >>> be a pattern. The dhcp server is set up on a bridge interface in the > > >>> MT, add arp for leases, reply-only. I'm out of ideas on what would > > >>> cause this. The ip is within the range of ips assigned to the > > >>> interface. IP Pools is set to static only. Anyone seen this before? >