[Openstack] External network Issues
Dhvanan Shah
dhvanan at gmail.com
Sat Aug 8 13:58:17 UTC 2015
Hi Akash,
I made the changes you pointed out, but it doesn't seem to make any
difference. I am in the same network as the server but still not able to
ping or ssh to the vm. I double checked my networking rules and have
configured tcp and icmp properly. Don't really know where this might be
breaking. Is there anything else I can do to debug this issue?
I also have a installation guide document that I followed, if you want it
for reference.
-
https://docs.google.com/document/d/1hrIjbjIF-nS_Lq6jJTPSeXjz-ZnPG6-OjYm3gEbtvTw/edit?usp=sharing
Thanks,
Dhvanan
On Thu, Aug 6, 2015 at 10:56 AM, Akash Gunjal <akgunjal at in.ibm.com> wrote:
> Hi Dhvanan,
>
> Couple of changes are needed in the ifcfg-br-ex file. Please check the
> changes I made in below.
>
> *ifcfg-br-ex*
> DEVICE=br-ex
> BOOTPROTO=static
> IPADDR=<your workstation IP address> e.g 10.16.37.221
> NETMASK=255.255.255.0
> DNS1=<your n/w DNS1> e.g 10.16.25.13
> DNS2=<your n/w DNS2> e.g 10.16.25.15
> BROADCAST=10.16.37.255
> GATEWAY=10.16.37.1
> NM_CONTROLLED="no"
> DEFROUTE=yes
> IPV4_FAILURE_FATAL="yes"
> IPV6INIT=no
> ONBOOT=yes
> TYPE=OVSBridge
> OVS_BRIDGE=br-ex
> DEVICETYPE=ovs
>
>
> Regards,
> Akash
>
> [image: Inactive hide details for Dhvanan Shah ---08/04/2015 07:19:09
> PM---Hi, I have deployed Kilo using Packstack on CentOS , but I a]Dhvanan
> Shah ---08/04/2015 07:19:09 PM---Hi, I have deployed Kilo using Packstack
> on CentOS , but I am having troubles
>
> From: Dhvanan Shah <dhvanan at gmail.com>
> To: openstack at lists.openstack.org
> Date: 08/04/2015 07:19 PM
> Subject: [Openstack] External network Issues
> ------------------------------
>
>
>
> Hi,
>
> I have deployed Kilo using Packstack on CentOS , but I am having troubles
> accessing the VM's that I spawn , through the public IP's that they are
> assigned to them.
>
> I created my network as follows:
>
> *CREATE NETWORK FOR OPENSTACK*
>
> 1. a. neutron router-gateway-clear router1 (neutron
> router-gateway-list)
> b. neutron subnet-delete public_subnet
> c. neutron net-delete public
> d. neutron router-interface-delete router1 private_subnet
> e. neutron subnet-delete private_subnet
> f. neutron net-delete private
> g. neutron router-delete router1
> 2. a. neutron router-create router1
> b. neutron net-create private
> c. neutron subnet-create --name private_subnet private *192.168.0.0/16*
> <http://192.168.0.0/16> --allocation-pool
> start=192.168.0.0,end=192.168.255.250
> d. neutron router-interface-add router1 private_subnet
> 3. a. neutron net-create public --router:external=True //(neutron
> net-create public --router:external)
> b. neutron subnet-create public *10.16.37.0/24* <http://10.16.37.0/24> <set
> for your n/w> --name public_subnet --enable_dhcp=False --allocation-pool
> start=10.16.37.230,end=10.16.37.250 <make sure that it will not conflict
> with other IP address> --gateway=10.16.37.1 <your n/w gateway>
>
> c. neutron router-gateway-set router1 public
>
>
>
> Also I made changes in the ifcfg-br-ex file and ifcfg-<my network> file in
> */etc/sysconfig/network-scripts.*
>
> The Changes were as follows:
>
> *ifcfg-br-ex*
> DEVICE=br-ex
> BOOTPROTO=static
> IPADDR=<your workstation IP address> e.g 10.16.37.221
> NETMASK=255.255.255.0
> DNS1=<your n/w DNS1> e.g 10.16.25.13
> DNS2=<your n/w DNS2> e.g 10.16.25.15
> BROADCAST=10.16.37.255
> GATEWAY=10.16.37.1
> NM_CONTROLLED="no"
> DEFROUTE=yes
> IPV4_FAILURE_FATAL="yes"
> IPV6INIT=no
> ONBOOT=yes
> TYPE=OVSIntPort
> OVS_BRIDGE=br-ex
> DEVICETYPE=ovs
>
> *ifcfg-p2p1*
> DEVICE=p2p1 <change with your device name>
> # HWADDR=00:22:15:63:E4:E2
> ONBOOT="yes"
> TYPE="OVSPort"
> DEVICETYPE="ovs"
> OVS_BRIDGE=br-ex
> NM_CONTROLLED=no
> IPV6INIT=no
>
>
>
> There is also a proxy in the network and so for that, I installed by "*packstack
> --allinone --provision-demo=n --provision-all-in-one-ovs-bridge=n*".
>
> Could someone suggest me a reason as to why i might be facing issues or
> probably where I can look to debug this issue.
>
> Thanks,
> Dhvanan Shah_______________________________________________
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