Re: [Fwbuilder-discussion] RTNETLINK answers: File exists

[<va...@vk...>]

On Feb 14, 2007, at 3:56 AM, Robin Bowes wrote:

> Hi,
>
> I'm using Firewall Builder v2.0.12 on FC6 to write firewalls for other
> FC6 hosts.
>
> I have one particular host that has 3 ips assigned to eth0, i.e.
>
> eth0      Link encap:Ethernet  HWaddr 00:16:3E:3B:D6:4F
>           inet addr:192.168.1.82  Bcast:192.168.1.255  Mask: 
> 255.255.255.0
>
> eth0:1    Link encap:Ethernet  HWaddr 00:16:3E:3B:D6:4F
>           inet addr:192.168.1.90  Bcast:192.168.1.255  Mask: 
> 255.255.255.0
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>
> eth0:2    Link encap:Ethernet  HWaddr 00:16:3E:3B:D6:4F
>           inet addr:192.168.1.91  Bcast:192.168.1.255  Mask: 
> 255.255.255.0
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>
> I've added these to the firewall as additional IPv4 addresses in the
> eth0 interface object.
>
> When I install the firewall, I get the "RTNETLINK answers: File  
> exists"
> message. If I enable debugging I se this:
>
> + /sbin/ip -4 addr add 192.168.1.90/24 dev eth0 brd + scope global  
> label
> eth0:FWB1
> RTNETLINK answers: File exists
>
> and
>
> + /sbin/ip -4 addr add 192.168.1.91/24 dev eth0 brd + scope global  
> label
> eth0:FWB2
> RTNETLINK answers: File exists
>
>
> I'm not sure if this will cause a problem or not, but I'm having  
> trouble
> getting something else to work and I'm wondering if this is the  
> reason.

this should not cause problems. Script generated by fwbuilder tries  
to add virtual IP addresses to interfaces but these addresses already  
exist because they were added by the OS.

--vk