openstack team mailing list archive

[The King in Yellow <yellowking@xxxxxxxxx>]

On Wed, Mar 6, 2013 at 10:15 AM, Sylvain Bauza
<sylvain.bauza@xxxxxxxxxxxx>wrote:

> Le 05/03/2013 18:14, The King in Yellow a écrit :
>
>
>>
>> I'm not clear on what the interfaces are, but q-9f9041ce-65 is 10.5.5.1
>> on the network node, so he seems to be seeing the traffic.  tap45ffdc5f-da
>> is listed as 10.5.5.2, and I have no idea what function that is performing.
>>
>
>
> qr-XXXXX is the internal router IP interface (as you correctly guessed,
> ie. 10.5.5.1) and bound to br-int.
> tap-XXXX is the DHCP server IP interface (ie. 10.5.5.2), also bound to
> br-int.
>
> 'brctl show' gives you the output.
>
> Could you please provide us "route -n" on the network node" ?
>

os@os-network:~$ route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use
Iface
0.0.0.0         10.42.36.1      0.0.0.0         UG    0      0        0
qg-28108125-11
0.0.0.0         10.42.38.1      0.0.0.0         UG    0      0        0 eth3
10.5.5.0        0.0.0.0         255.255.255.0   U     0      0        0
tap45ffdc5f-da
10.5.5.0        0.0.0.0         255.255.255.0   U     0      0        0
qr-9f9041ce-65
10.10.10.0      0.0.0.0         255.255.255.0   U     0      0        0 eth1
10.42.36.0      0.0.0.0         255.255.254.0   U     0      0        0
qg-28108125-11
10.42.38.0      0.0.0.0         255.255.254.0   U     1      0        0 eth3
169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0 eth0
192.168.0.0     0.0.0.0         255.255.255.0   U     0      0        0 eth0
os@os-network:~$

Could you also make sure (with 'ovs-vsctl show') that port 'qr-XXXX' and
> 'tapXXXX' do have the same tag number as for VMs ? (should be tag:1)
>
>
They are:

root@os-network:~# ovs-vsctl show
e232f8c8-1cb8-4cf5-9de5-49f41e59fd38
    Bridge br-tun
        Port br-tun
            Interface br-tun
                type: internal
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port "gre-2"
            Interface "gre-2"
                type: gre
                options: {in_key=flow, out_key=flow, remote_ip="10.10.10.2"}
    Bridge br-int
        Port br-int
            Interface br-int
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
        Port "qr-9f9041ce-65"
            tag: 1
            Interface "qr-9f9041ce-65"
                type: internal
        Port "tap45ffdc5f-da"
            tag: 1
            Interface "tap45ffdc5f-da"
                type: internal
    Bridge br-ex
        Port "qg-28108125-11"
            Interface "qg-28108125-11"
                type: internal
        Port "eth2"
            Interface "eth2"
        Port br-ex
            Interface br-ex
                type: internal
    ovs_version: "1.4.0+build0"
root@os-network:~#