Open Stack

tcpdumo is your most important friend for this..... try doing a tcpdump on
every destinatuon interface and then figuring out whether it is receiving
packets or  not. .. start with most adjacent interfaces first... then
moving farther..   thanks

On Jul 28, 2017 3:09 PM, "Amit Kumar" <kumaramit124 at gmail.com> wrote:

> Hi,
>
> Recently i have installed the openstack newton on Ubuntu 16.04. Brought up
> one controller and 2 compute nodes. All services are up and running unable
> to reach the vm from outside
>
>
> I have logged in to the qrouter tried pinging the internal network as well
> the br-ex  unable to reach either side
>
>
>
> ip netns
>
> qrouter-3dbfca3a-1e95-43db-8901-4ee90d44e3f3
> qdhcp-87453284-bf21-4c17-bddf-0742dd394573 (id: 2)
> qdhcp-2faf6ae5-21bc-4c2a-8c8f-9bbec5cf2ae6 (id: 1)
>
>
> ip netns exec qrouter-3dbfca3a-1e95-43db-8901-4ee90d44e3f3 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:65536  Metric:1
>           RX packets:200 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:200 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1
>           RX bytes:21596 (21.5 KB)  TX bytes:21596 (21.5 KB)
>
> qg-3b436f92-71 Link encap:Ethernet  HWaddr fa:16:3e:cd:62:dd
>           inet addr:172.24.4.5  Bcast:172.24.4.255  Mask:255.255.255.0
>           inet6 addr: fe80::f816:3eff:fecd:62dd/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:84 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:161 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1
>           RX bytes:2972 (2.9 KB)  TX bytes:7558 (7.5 KB)
>
> qr-9aeaa6a2-c2 Link encap:Ethernet  HWaddr fa:16:3e:0c:21:43
>           inet addr:10.0.0.1  Bcast:10.0.0.255  Mask:255.255.255.0
>           inet6 addr: fe80::f816:3eff:fe0c:2143/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1450  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:84 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1
>           RX bytes:0 (0.0 B)  TX bytes:4148 (4.1 KB)
>
>
> *ovs- configuration at network node*
>
> e0c37f1f-4c88-419d-a703-9f6b84325c08
>     Manager "ptcp:6640:127.0.0.1"
>         is_connected: true
>     Bridge br-tun
>         Controller "tcp:127.0.0.1:6633"
>             is_connected: true
>         fail_mode: secure
>         Port "gre-0a00001f"
>             Interface "gre-0a00001f"
>                 type: gre
>                 options: {df_default="true", in_key=flow,
> local_ip="10.0.0.100", out_key=flow, remote_ip="10.0.0.31"}
>         Port br-tun
>             Interface br-tun
>                 type: internal
>         Port patch-int
>             Interface patch-int
>                 type: patch
>                 options: {peer=patch-tun}
>     Bridge br-int
>         Controller "tcp:127.0.0.1:6633"
>             is_connected: true
>         fail_mode: secure
>         Port int-br-ex
>             Interface int-br-ex
>                 type: patch
>                 options: {peer=phy-br-ex}
>         Port "qg-3b436f92-71"
>             Interface "qg-3b436f92-71"
>                 type: internal
>         Port "qr-9aeaa6a2-c2"
>             tag: 1
>             Interface "qr-9aeaa6a2-c2"
>                 type: internal
>         Port patch-tun
>             Interface patch-tun
>                 type: patch
>                 options: {peer=patch-int}
>         Port br-int
>             Interface br-int
>                 type: internal
>     Bridge br-ex
>         Controller "tcp:127.0.0.1:6633"
>             is_connected: true
>         fail_mode: secure
>         Port br-ex
>             Interface br-ex
>                 type: internal
>         Port phy-br-ex
>             Interface phy-br-ex
>                 type: patch
>                 options: {peer=int-br-ex}
>     ovs_version: "2.6.1"
>
> ovs-configuration at compute node
>
>
>
>
>
>
>
>
>
> --
> Thanks & Regards
> Amit Kumar
>
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