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dummy interface?
On Sat, Jun 21, 2008 at 2:19 AM, Michael Moody <michael@xxxxxx> wrote:
> I personally would recommend using the dummy interface instead of loopback.
> I always had trouble with lo.
>
> Michael
>
> -----Original Message-----
> From: Oliver Rojo [mailto:oliver.rojo@xxxxxxxxx]
> Sent: Thursday, June 19, 2008 3:56 PM
> To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> Subject: [lvs-users] VIP Loopback on CentOS-5
>
> Hi!
>
> I'm trying to setup Coyote LB on top of two real servers running CentOS-5,
> therefore I need to configure VIP loopback on both.
>
> I have put in below lines on /etc/sysctl.conf
>
> net.ipv4.conf.eth0.arp_ignore = 1
> net.ipv4.conf.eth0.arp_announce = 2
> net.ipv4.conf.all.arp_ignore = 1
> net.ipv4.conf.all.arp_announce = 2
> net.ipv4.ip_forward = 1
>
> On primary server, I configured my VIP loopback on eth0:0 as:
>
> DEVICE=eth0:0
> IPADDR=192.168.200.205
> NETMASK=255.255.255.0
> NETWORK=192.168.200.0
> BROADCAST=192.168.200.255
> ONBOOT=yes
>
> On my secondary server, I configured my VIP loopback on lo:0 as
>
> DEVICE=lo:0
> IPADDR=192.168.200.205
> NETMASK=255.255.255.0
> NETWORK=192.168.200.0
> BROADCAST=192.168.200.255
> ONBOOT=yes
> NAME=loopback
>
> But whenever I reload network services, my secondary server recognizes
> existing VIP loopback 192.168.200.205 on master server.
>
> Any hints on what I missed?
>
>
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