[PVE-User] Multiple network interfaces

Carlos Acedo carlos at pangea.org
Fri May 22 13:37:37 CEST 2009


Here you are:
# cat /etc/network/interfaces
# network interface settings
auto lo
iface lo inet loopback

iface eth0 inet manual

iface eth1 inet manual

auto eth2
iface eth2 inet static
    address  10.0.10.2
    netmask  255.255.255.0

auto eth3
iface eth3 inet static
    address  10.10.0.2
    netmask  255.255.255.0

iface eth4 inet manual

iface eth5 inet manual

auto vmbr0
iface vmbr0 inet static
    address  XXX.XXX.XXX.79
    netmask  255.255.255.0
    gateway  XXX.XXX.XXX.7
    bridge_ports eth0
    bridge_stp off
    bridge_fd 0

auto vmbr1
iface vmbr1 inet static
    address  10.0.0.2
    netmask  255.255.255.0
    bridge_ports eth1
    bridge_stp off
    bridge_fd 0


# ifconfig
eth0      Link encap:Ethernet  HWaddr 00:15:17:96:3A:8A 
          inet6 addr: fe80::215:17ff:fe96:3a8a/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:136220495 errors:0 dropped:1263 overruns:0 frame:0
          TX packets:58742958 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:21642647051 (20.1 GiB)  TX bytes:58803177745 (54.7 GiB)

eth1      Link encap:Ethernet  HWaddr 00:15:17:96:3A:8B 
          inet6 addr: fe80::215:17ff:fe96:3a8b/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:49832588 errors:0 dropped:120 overruns:0 frame:0
          TX packets:110467494 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:22187796694 (20.6 GiB)  TX bytes:161090447423 (150.0 GiB)

eth2      Link encap:Ethernet  HWaddr 00:15:17:96:3D:94 
          inet addr:10.0.10.2  Bcast:10.0.10.255  Mask:255.255.255.0
          inet6 addr: fe80::215:17ff:fe96:3d94/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:4617361 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8574285 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:593035726 (565.5 MiB)  TX bytes:771940536 (736.1 MiB)

eth3      Link encap:Ethernet  HWaddr 00:15:17:96:3D:95 
          inet addr:10.10.0.2  Bcast:10.10.0.255  Mask:255.255.255.0
          inet6 addr: fe80::215:17ff:fe96:3d95/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:4617351 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8574242 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:593078311 (565.6 MiB)  TX bytes:771938434 (736.1 MiB)

lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:4614756 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4614756 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:1027962450 (980.3 MiB)  TX bytes:1027962450 (980.3 MiB)

venet0    Link encap:UNSPEC  HWaddr 
00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 
          UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
          RX packets:43689641 errors:0 dropped:0 overruns:0 frame:0
          TX packets:37122146 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:50616539287 (47.1 GiB)  TX bytes:14525972807 (13.5 GiB)

vmbr0     Link encap:Ethernet  HWaddr 00:15:17:96:3A:8A 
          inet addr:XXX.XXX.XXX.79  Bcast:XXX.XXX.XXX.255  
Mask:255.255.255.0
          inet6 addr: fe80::215:17ff:fe96:3a8a/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:134213050 errors:0 dropped:0 overruns:0 frame:0
          TX packets:56983362 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:18902711095 (17.6 GiB)  TX bytes:58679698024 (54.6 GiB)

vmbr1     Link encap:Ethernet  HWaddr 00:15:17:96:3A:8B 
          inet addr:10.0.0.2  Bcast:10.0.0.255  Mask:255.255.255.0
          inet6 addr: fe80::215:17ff:fe96:3a8b/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:48164863 errors:0 dropped:0 overruns:0 frame:0
          TX packets:20354180 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:19911256652 (18.5 GiB)  TX bytes:154782481769 (144.1 GiB)

# route
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use 
Iface
XXX.XXX.XXX.85   *               255.255.255.255 UH    0      0        0 
venet0
XXX.XXX.XXX.120  *               255.255.255.255 UH    0      0        0 
venet0
XXX.XXX.XXX.121  *               255.255.255.255 UH    0      0        0 
venet0
10.0.0.0        *               255.255.255.0   U     0      0        0 
vmbr1
XXX.XXX.XXX.0    *               255.255.255.0   U     0      0        0 
vmbr0
10.10.0.0       *               255.255.255.0   U     0      0        0 eth3
10.0.10.0       *               255.255.255.0   U     0      0        0 eth2
default         XXX.XXX.XXX.7    0.0.0.0         UG    0      0        0 
vmbr0

# brctl show
bridge name    bridge id        STP enabled    interfaces
vmbr0        8000.001517963a8a    no        eth0
vmbr1        8000.001517963a8b    no        eth1


And this is the ifconfig inside a pve:

# ifconfig
lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:36381945 errors:0 dropped:0 overruns:0 frame:0
          TX packets:36381945 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:30470329442 (28.3 GiB)  TX bytes:30470329442 (28.3 GiB)

venet0    Link encap:UNSPEC  HWaddr 
00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 
          inet addr:127.0.0.1  P-t-P:127.0.0.1  Bcast:0.0.0.0  
Mask:255.255.255.255
          UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
          RX packets:19460857 errors:0 dropped:0 overruns:0 frame:0
          TX packets:27132920 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:1736266599 (1.6 GiB)  TX bytes:33697097421 (31.3 GiB)

venet0:0  Link encap:UNSPEC  HWaddr 
00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 
          inet addr:XXX.XXX.XXX.85  P-t-P:77.246.179.85  Bcast:0.0.0.0  
Mask:255.255.255.255
          UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1


I hope this helps.


Dietmar Maurer escribió:
> Please tell the whole story, i.e. what is the content of:
>
> /etc/network/interfaces
>
> - Dietmar
>
>   
>> -----Original Message-----
>> From: pve-user-bounces at pve.proxmox.com [mailto:pve-user-
>> bounces at pve.proxmox.com] On Behalf Of Carlos Acedo
>> Sent: Freitag, 22. Mai 2009 13:10
>> To: pve-user at pve.proxmox.com
>> Subject: [PVE-User] Multiple network interfaces
>>
>> Hi,
>>
>> We are trying to setup Proxmox 1.2 to work with two (physical) network
>> interfaces, one for  public traffic and the other one for the lan. We
>> have tried to enslave both nics in two different bridges, but traffic
>> is
>> routed always through one interface.
>>
>> How can I make pve's use different network interfaces for private and
>> public ip's?
>>
>> Thank you in advance.
>>
>> Carlos.
>> _______________________________________________
>> pve-user mailing list
>> pve-user at pve.proxmox.com
>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
>>     
>
>   



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