Re: stale arp after master/master ?

Hi,

You could also solve that problem by using use_vmac in your config. That way you only have 1 mac address and no more gratitious ARP issues. 

Greets,

Sander

> On 12 Mar 2014, at 11:49, Jan-Frode Myklebust <[email protected]> wrote:
> 
> We're using keepalived to manage failover IP-addresses, and have
> recently had a few situations where where the failover address has
> stopped working for the clients wanting to access it. I believe this has
> been caused by split brain situations where the failover address has
> been active on both the primary and the standby node at the same time,
> and that maybe no gratious ARP is being sent from the primary, when the
> secondary goes back to standby.
> 
> Is there a way to tell keepalived to send out gratious ARPs regularly,
> or from the master when another slave is going to standby?
> 
> Our config typically looks like:
> 
> ------------------------------------------------------------------
> global_defs {
>   notification_email {
>     [email protected]
>   }
>   notification_email_from [email protected]
>   smtp_server smtp.example.net
>   smtp_connect_timeout 30
> }
> 
> vrrp_instance MAIL_LBL_VIP1 {
>    state BACKUP
>    interface eth0
>    virtual_router_id 198
>    priority 100
>    advert_int 1
>    smtp_alert
>    authentication {
>        auth_type PASS
>        auth_pass Nfdh33h3h3
>    }
>    virtual_ipaddress {
>        x.y.z.198
>        x:y:z::198/64
>    }
> }
> ------------------------------------------------------------------
> 
> 
> 
>  -jf
> 
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