[ale] ARP and KVM

[Jim Kinney]

Sounds like the bridge is being squirrelly. It _SHOULD_ be keeping track
of the MACs it's assigned but it sound like it's reusing them. Check
bridge config for MAC table size and make it larger.

On Mon, 2015-05-04 at 16:53 -0400, Chuck Payne wrote:
> Jim, 
> 
> 
> They do have assign mac address, in face mac address changes in the
> config files, then virt does come up. 
> 
> 
> I am thinking it the bridge. 
> 
> On Mon, May 4, 2015 at 4:15 PM, Jim Kinney <jkinney at jimkinney.us>
> wrote:
>         Can you set the vm to use a specified mac? Look at the conf
>         file for the vm for a line
>         
>         Vlan0: rtl8139=
>         
>         and put your fixed mac in the line after the =. 
>         
>         Also use a 2,6,A, or E as the second number in the address to
>         indicate a locally administered mac. So
>         
>         x2:xx:xx:xx:xx:xx
>         
>         On May 4, 2015 4:08:26 PM EDT, Chuck Payne
>         <terrorpup at gmail.com> wrote:
>                 Guys, 
>                 
>                 
>                 Need help. I am running KVM (QEMU)/Xen  and we have
>                 two NAS Servers (FreeNAS). The NAS server kept
>                 reporting in dmesg, that Server A moved mac address to
>                 mac address for  the same ip. 
>                 
>                 
>                 arp: 10.0.0.133 moved from 1a:be:ae:2d:d9:6d to
>                 be:b3:a8:f4:1a:8e on igb0
>                 arp: 10.0.0.133 moved from be:b3:a8:f4:1a:8e to
>                 1a:be:ae:2d:d9:6d on igb0
>                  
>                 Now what strange is those mac address are for two
>                 different nic on the guest server, two different
>                 address 
>                 
>                 
>                 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500
>                 qdisc pfifo_fast qlen 1000
>                     link/ether be:b3:a8:f4:1a:8e brd ff:ff:ff:ff:ff:ff
>                     inet 10.0.0.27/16 brd 10.0.255.255 scope global
>                 eth0
>                     inet 10.0.0.133/24 brd 10.0.0.255 scope global
>                 eth0:1
>                 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP > mtu 1500
>                 qdisc pfifo_fast qlen 1000
>                     link/ether 1a:be:ae:2d:d9:6d brd ff:ff:ff:ff:ff:ff
>                     inet 10.2.0.27/24 brd 10.2.0.255 scope global eth1
>                 
>                 
>                 I know know that Virtual server has issues with ICMP,
>                 but why is this happening. Is there anything I can
>                 check or config to stop this. 
>                 
>                 
>                 Thanks in advice for any help.
>                   
>                 
>                 
>                 -- 
>                 Terror PUP a.k.a
>                 Chuck "PUP" Payne
>                  
>                 678 636 9678
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