[CentOS] openvpn + routing

Helmut Drodofsky drodofsky at internet-xs.de
Mon Dec 7 15:58:59 UTC 2015


Hello,

there is one route missing:

128.0.0.0/1.

config client:
route-nopull
redirect-gateway def1 bypass-dhcp

best regards
Helmut

Viele Grüße
Helmut Drodofsky
  
Internet XS Service GmbH
Heßbrühlstraße 15
70565 Stuttgart
   
Geschäftsführung
Dr.-Ing. Roswitha Hahn-Drodofsky
HRB 21091 Stuttgart
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Fax: 0711 781941 79
Mail: info at internet-xs.de
www.internet-xs.de

Am 06.12.2015 um 20:26 schrieb Axel Glienke:
> Hello,
>
> i have a little question.
>
> My system:
>
> ip route:
> 0.0.0.0/1 via 10.8.0.5 dev tun0
> default via 192.168.2.1 dev br0  proto static  metric 425
> 10.8.0.1 via 10.8.0.5 dev tun0
> 10.8.0.5 dev tun0  proto kernel  scope link  src 10.8.0.6
> 88.198.140.127 via 192.168.2.1 dev br0
> 192.168.2.0/24 dev br0  proto kernel  scope link  src 192.168.2.101  
> metric 425
> 192.168.122.0/24 dev virbr0  proto kernel  scope link  src 192.168.122.1
>
>
> traceroute gmx.de
> traceroute to gmx.de (213.165.65.60), 30 hops max, 60 byte packets
>  1  Speedport.ip (192.168.2.1)  0.578 ms  0.662 ms  0.859 ms
> ^C
>
> [root at h1 ~]# traceroute spiegel.de
> traceroute to spiegel.de (62.138.116.3), 30 hops max, 60 byte packets
>  1  10.8.0.1 (10.8.0.1)  35.009 ms  34.982 ms  34.956 ms
>
> Why the routing is different, in first case over br0 in second over 
> the vpn device?
>
>
> How can i disable "push default route" from the server-directive on 
> client-side in OpenVPN?
> I want, that only traffic, incoming over tun0 routing back over tun0. 
> Is this possible with firewalld-cmd?
>
> Thx.
>
> Grüße
>
> Axel
>
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