[Rdo-list] networking issues on JUNO redhead openstack.

Marius Cornea marius at remote-lab.net
Sat Jan 10 00:52:22 UTC 2015


Next launch an instance with demo-net attached. Then assign it a floating
IP. You should get 10.48.146.114 as the floating IP.

On Sat, Jan 10, 2015 at 1:50 AM, Ns, Rushi <rushi.ns at sap.com> wrote:

>   Thanks, I did this step . So what is next ? Sorry to bother but you are
> really a life saver to me (thanks to you a ton) as well kashyap .
>
>
>    Best Regards,
>
>
>
> Rushi.
>
> Success is not a matter of being the best & winning the race. Success is a
> matter of handling the worst & finishing the race
>
>
>   From: Marius Cornea <marius at remote-lab.net>
> Date: Friday, January 9, 2015 at 4:46 PM
> To: SAP SAP <rushi.ns at sap.com>
> Cc: rdo-list <rdo-list at redhat.com>
> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>
>   neutron net-create public --router:external=True
> neutron subnet-create public 10.48.146.0/24 --name vlan
> --enable_dhcp=False --allocation_pool start=10.48.146.113,end=10.48.146.130
> --gateway 10.48.146.1
>
>  neutron net-create demo-net
> neutron subnet-create demo-net --name demo-subnet --gateway 192.168.1.1
> 192.168.1.0/24
>
>  neutron router-create demo-router
> neutron router-interface-add demo-router demo-subnet
> neutron router-gateway-set demo-router public
>
>
> On Sat, Jan 10, 2015 at 1:35 AM, Ns, Rushi <rushi.ns at sap.com> wrote:
>
>>   I have deleted all network (admin) and tenant as I wanted your
>> guidance to do further
>>
>>  Can you help to give steps to add the network again (10.48.146.0/24)
>> and tenant 192.168.10.0/24 after floating ip to 10.48.146.113)
>>
>>
>>    Best Regards,
>>
>>
>>
>> Rushi.
>>
>> Success is not a matter of being the best & winning the race. Success is
>> a matter of handling the worst & finishing the race
>>
>>
>>   From: Marius Cornea <marius at remote-lab.net>
>> Date: Friday, January 9, 2015 at 4:27 PM
>>
>> To: SAP SAP <rushi.ns at sap.com>
>> Cc: rdo-list <rdo-list at redhat.com>
>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>
>>   Let's keep the troubleshooting steps on the list. What's the output of
>> 'nova list' ?
>>
>> On Sat, Jan 10, 2015 at 1:21 AM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>
>>>   Yes, I did boot the instance but its getting 10.48.146.4 address
>>> rather 192.168.*** that you gave me ? I can logon to the instance console
>>> 10.48.146.4 and can ping gateway 10.48.146.1 but I cannot ssh or ping from
>>> host?
>>>
>>>  Is it possible I share my screen, so that you can guide me what wrong
>>> thing that stops and bother me ?
>>>
>>>    Best Regards,
>>>
>>>
>>>
>>> Rushi.
>>>
>>> Success is not a matter of being the best & winning the race. Success is
>>> a matter of handling the worst & finishing the race
>>>
>>>
>>>   From: Marius Cornea <marius at remote-lab.net>
>>> Date: Friday, January 9, 2015 at 4:18 PM
>>>
>>> To: SAP SAP <rushi.ns at sap.com>
>>> Cc: rdo-list <rdo-list at redhat.com>
>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>
>>>   Did you boot the instance with the demo-net attached ?
>>>
>>> On Sat, Jan 10, 2015 at 1:16 AM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>>
>>>>   I can’t assign a port to the floating ip . I don’t’ see any ports
>>>> available ?
>>>>
>>>>
>>>>    Best Regards,
>>>>
>>>>
>>>>
>>>> Rushi.
>>>>
>>>> Success is not a matter of being the best & winning the race. Success
>>>> is a matter of handling the worst & finishing the race
>>>>
>>>>
>>>>   From: Marius Cornea <marius at remote-lab.net>
>>>> Date: Friday, January 9, 2015 at 4:06 PM
>>>>
>>>> To: SAP SAP <rushi.ns at sap.com>
>>>> Cc: rdo-list <rdo-list at redhat.com>
>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>
>>>>   You've already defined router1 which is already connected to the
>>>> external network. You can use that. ext-net is the 'public' network in your
>>>> case.
>>>>
>>>> On Sat, Jan 10, 2015 at 1:03 AM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>>>
>>>>>  I can’t run this command
>>>>>
>>>>>
>>>>> $ neutron router-gateway-set demo-router ext-net
>>>>>
>>>>>  Its getting error (ext-net not found) ? What is the ext-net in this
>>>>> case ?
>>>>>
>>>>>    Best Regards,
>>>>>
>>>>>
>>>>>
>>>>> Rushi.
>>>>>
>>>>> Success is not a matter of being the best & winning the race. Success
>>>>> is a matter of handling the worst & finishing the race
>>>>>
>>>>>   From: <Ns>, SAP SAP <rushi.ns at sap.com>
>>>>> Date: Friday, January 9, 2015 at 3:58 PM
>>>>>
>>>>> To: Marius Cornea <marius at remote-lab.net>
>>>>> Cc: rdo-list <rdo-list at redhat.com>
>>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>>
>>>>>    Ok I did the folowing steps for tenant.
>>>>>
>>>>>  1)   neutron net-create demo-net
>>>>>  2)  neutron subnet-create demo-net --name demo-subnet --gateway
>>>>> 10.48.146.1 10.48.146.0/24
>>>>>  3)  neutron router-create demo-router
>>>>>  4)  neutron router-interface-add demo-router demo-subnet
>>>>>
>>>>>  Anything left .?
>>>>>
>>>>>    Best Regards,
>>>>>
>>>>>
>>>>>
>>>>> Rushi.
>>>>>
>>>>> Success is not a matter of being the best & winning the race. Success
>>>>> is a matter of handling the worst & finishing the race
>>>>>
>>>>>
>>>>>   From: <Ns>, SAP SAP <rushi.ns at sap.com>
>>>>> Date: Friday, January 9, 2015 at 3:55 PM
>>>>> To: Marius Cornea <marius at remote-lab.net>
>>>>> Cc: rdo-list <rdo-list at redhat.com>
>>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>>
>>>>>    Hi Marius,
>>>>>
>>>>>  Yes, I can ping 10.48.146.113 (gateway) from the host , can you
>>>>> provide the comamnds or link to create tenant network, subjet and attach to
>>>>> router ?
>>>>>
>>>>>    Best Regards,
>>>>>
>>>>>
>>>>>
>>>>> Rushi.
>>>>>
>>>>> Success is not a matter of being the best & winning the race. Success
>>>>> is a matter of handling the worst & finishing the race
>>>>>
>>>>>
>>>>>   From: Marius Cornea <marius at remote-lab.net>
>>>>> Date: Friday, January 9, 2015 at 3:48 PM
>>>>> To: SAP SAP <rushi.ns at sap.com>
>>>>> Cc: rdo-list <rdo-list at redhat.com>
>>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>>
>>>>>   Can you ping 10.48.146.113 from your network? You also need to
>>>>> create a tenant network, subnet and attach it to the router. Boot the
>>>>> instance with the tenant network attached and then assign it the floating
>>>>> IP.
>>>>>
>>>>>
>>>>> On Sat, Jan 10, 2015 at 12:20 AM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>>>>
>>>>>>  Hi Marius,
>>>>>>
>>>>>>  I did this first and now can see the BR-ex is the same IP as my
>>>>>> eno1 interface , you are right I lost first while doing the first
>>>>>> command(ip addr del 10.48.146.77/24 dev eno1) and then conneting to
>>>>>> console I did the second comand (ovs-vsctl add-port br-ex eno1 and also
>>>>>> changed the IP address of br-ex to 10.48.146.77)
>>>>>>
>>>>>>   ip addr del 10.48.146.77/24 dev eno1; ovs-vsctl add-port br-ex eno1
>>>>>>
>>>>>>  Then after I removed all the routers, networks and interfaces from
>>>>>> openstack and ran the following 4 commands.
>>>>>>
>>>>>>  1) source /root/keystonerc_admin
>>>>>>  2) neutron net-create public --router:external=True
>>>>>> 3)   neutron subnet-create public 10.48.146.0/24 --name vlan
>>>>>> --enable_dhcp=False --allocation_pool start=10.48.146.113,end=10.48.146.130
>>>>>> --gateway 10.48.146.1
>>>>>> 4)   neutron router-create router1
>>>>>> 5) neutron router-gateway-set 7e07fef0-e92b-4956-9b23-82157d81ebf3
>>>>>> 1605ac0b-4f59-473d-b20f-911c3401dc2c
>>>>>>  6)  neutron floatingip-create public
>>>>>>
>>>>>>  The above command generated a floating IP 10.48.146.115
>>>>>>
>>>>>>  Then I spin up a new instance and it got IP assigned automatically
>>>>>> 10.48.146.115, howevr I cannot ping or ssh to that ip : 10.48.146.115 ?
>>>>>>
>>>>>>  Here are the screenshots
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>   [root at lspal117 ~(keystone_admin)]# neutron net-list
>>>>>>
>>>>>> +--------------------------------------+--------+-----------------------------------------------------+
>>>>>> | id                                   | name   | subnets
>>>>>>                                 |
>>>>>>
>>>>>> +--------------------------------------+--------+-----------------------------------------------------+
>>>>>> | 1605ac0b-4f59-473d-b20f-911c3401dc2c | public |
>>>>>> 24f385ad-bfeb-4c62-91ff-ab8756d3983b 10.48.146.0/24 |
>>>>>>
>>>>>> +--------------------------------------+--------+——————————————————————————+
>>>>>>
>>>>>>  [root at lspal117 ~(keystone_admin)]# neutron subnet-list
>>>>>>
>>>>>> +--------------------------------------+------+----------------+----------------------------------------------------+
>>>>>> | id                                   | name | cidr           |
>>>>>> allocation_pools                                   |
>>>>>>
>>>>>> +--------------------------------------+------+----------------+----------------------------------------------------+
>>>>>> | 24f385ad-bfeb-4c62-91ff-ab8756d3983b | vlan | 10.48.146.0/24 |
>>>>>> {"start": "10.48.146.113", "end": "10.48.146.130"} |
>>>>>>
>>>>>> +--------------------------------------+------+----------------+----------------------------------------------------+
>>>>>>
>>>>>>  [root at lspal117 ~(keystone_admin)]# neutron router-list
>>>>>>
>>>>>> +--------------------------------------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+-------+
>>>>>>  | id                                   | name    |
>>>>>> external_gateway_info
>>>>>>
>>>>>>                                   | distributed | ha    |
>>>>>>
>>>>>> +--------------------------------------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+-------+
>>>>>> | 7e07fef0-e92b-4956-9b23-82157d81ebf3 | router1 | {"network_id":
>>>>>> "1605ac0b-4f59-473d-b20f-911c3401dc2c", "enable_snat": true,
>>>>>> "external_fixed_ips": [{"subnet_id":
>>>>>> "24f385ad-bfeb-4c62-91ff-ab8756d3983b", "ip_address": "10.48.146.113"}]} |
>>>>>> False       | False |
>>>>>>
>>>>>> +--------------------------------------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+-------+
>>>>>>
>>>>>>  Any ideas what is going wrong, I still can’t ping or ssh to that IP
>>>>>> address and its not listening anywhere ?
>>>>>>
>>>>>>
>>>>>>    Best Regards,
>>>>>>
>>>>>>
>>>>>>
>>>>>> Rushi.
>>>>>>
>>>>>> Success is not a matter of being the best & winning the race. Success
>>>>>> is a matter of handling the worst & finishing the race
>>>>>>
>>>>>>
>>>>>>   From: Marius Cornea <marius at remote-lab.net>
>>>>>> Date: Friday, January 9, 2015 at 2:30 PM
>>>>>> To: SAP SAP <rushi.ns at sap.com>, rdo-list <rdo-list at redhat.com>
>>>>>>
>>>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>>>
>>>>>>   As Kashyap kindly suggested we're not a support line and
>>>>>> information here should be available for all the community members. First,
>>>>>> I don't see how you can ping the br-ex IP address from an external network
>>>>>> since it doesn't contain any physical interface. Make sure that
>>>>>> 10.48.146.112 isn't used by other host on you network segment. You can do
>>>>>> the following to remove the ip address from the physical interface and add
>>>>>> it to the br-ex bridge. Please make sure that you've got console access to
>>>>>> the server before doing this as you may lose connectivity.
>>>>>>
>>>>>>  # ip addr del 10.48.146.77/24 dev eno1; ovs-vsctl add-port br-ex
>>>>>> eno1
>>>>>>
>>>>>>  You should then follow the documentation[1] to recreate the
>>>>>> public/tenant networks and router. In your
>>>>>> case FLOATING_IP_START, FLOATING_IP_END should be part of the
>>>>>> 10.48.146.0/24 network. Let's say you wish to allocate IP addresses
>>>>>> of the 10.48.146.200 - 10.48.146.210 range to your Openstack
>>>>>> routers/instances, then FLOATING_IP_START=10.48.146.200 and
>>>>>> FLOATING_IP_END=10.48.146.210. EXTERNAL_NETWORK_GATEWAY should be set to
>>>>>> what 'ip r | grep default | awk {'print $3'}' outputs
>>>>>> and EXTERNAL_NETWORK_CIDR is  10.48.146.0/24.
>>>>>>
>>>>>>  Note that the instance will get an IP address of the tenant
>>>>>> network. By assigning a floating IP you will be able to access it through
>>>>>> an IP address from your physical network segment.
>>>>>>
>>>>>>  [1]
>>>>>> http://docs.openstack.org/juno/install-guide/install/yum/content/neutron_initial-external-network.html
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Fri, Jan 9, 2015 at 10:52 PM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>>>>>
>>>>>>>  Hi Marius,
>>>>>>>
>>>>>>>  Here are the outputs. Is it possible to reach you on phone so that
>>>>>>> I can explain more than email. You can call me at 650 849 3915 or
>>>>>>> let me know your number.
>>>>>>>
>>>>>>>  #ip a
>>>>>>>
>>>>>>>  [root at lspal117 network-scripts(keystone_admin)]# ip a
>>>>>>> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
>>>>>>>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>>>>>>>     inet 127.0.0.1/8 scope host lo
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>>     inet6 ::1/128 scope host
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>> 2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state
>>>>>>> UP qlen 1000
>>>>>>>     link/ether d8:9d:67:29:c6:94 brd ff:ff:ff:ff:ff:ff
>>>>>>>     inet 10.48.146.77/24 brd 10.48.146.255 scope global eno1
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>>     inet6 fe80::da9d:67ff:fe29:c694/64 scope link
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>> 3: eno2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state
>>>>>>> DOWN qlen 1000
>>>>>>>     link/ether d8:9d:67:29:c6:95 brd ff:ff:ff:ff:ff:ff
>>>>>>> 4: eno3: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state
>>>>>>> DOWN qlen 1000
>>>>>>>     link/ether d8:9d:67:29:c6:96 brd ff:ff:ff:ff:ff:ff
>>>>>>> 5: eno4: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state
>>>>>>> DOWN qlen 1000
>>>>>>>     link/ether d8:9d:67:29:c6:97 brd ff:ff:ff:ff:ff:ff
>>>>>>> 6: ens1f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq
>>>>>>> state DOWN qlen 1000
>>>>>>>     link/ether 38:ea:a7:8f:bf:b4 brd ff:ff:ff:ff:ff:ff
>>>>>>> 7: ens1f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq
>>>>>>> state DOWN qlen 1000
>>>>>>>     link/ether 38:ea:a7:8f:bf:b5 brd ff:ff:ff:ff:ff:ff
>>>>>>> 8: ens2f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq
>>>>>>> state DOWN qlen 1000
>>>>>>>     link/ether 38:ea:a7:8f:bf:40 brd ff:ff:ff:ff:ff:ff
>>>>>>> 9: ens2f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq
>>>>>>> state DOWN qlen 1000
>>>>>>>     link/ether 38:ea:a7:8f:bf:41 brd ff:ff:ff:ff:ff:ff
>>>>>>> 10: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
>>>>>>>     link/ether 16:02:ac:3f:05:f4 brd ff:ff:ff:ff:ff:ff
>>>>>>> 11: br-ex: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue
>>>>>>> state UNKNOWN
>>>>>>>     link/ether be:8b:24:03:a9:47 brd ff:ff:ff:ff:ff:ff
>>>>>>>     inet 10.48.146.112/24 brd 10.48.146.255 scope global br-ex
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>>     inet6 fe80::bc8b:24ff:fe03:a947/64 scope link
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>> 12: br-int: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
>>>>>>>     link/ether 02:35:a4:7c:e5:4c brd ff:ff:ff:ff:ff:ff
>>>>>>> 16: br-tun: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
>>>>>>>     link/ether fe:61:30:fb:a3:47 brd ff:ff:ff:ff:ff:ff
>>>>>>> 17: qbr63bd6704-47: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
>>>>>>> noqueue state UP
>>>>>>>     link/ether 8e:fe:6e:19:61:5c brd ff:ff:ff:ff:ff:ff
>>>>>>>     inet6 fe80::3822:bcff:fe6a:b74f/64 scope link
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>> 18: qvo63bd6704-47: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu
>>>>>>> 1500 qdisc pfifo_fast master ovs-system state UP qlen 1000
>>>>>>>     link/ether a2:fe:04:5f:04:b4 brd ff:ff:ff:ff:ff:ff
>>>>>>> 19: qvb63bd6704-47: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu
>>>>>>> 1500 qdisc pfifo_fast master qbr63bd6704-47 state UP qlen 1000
>>>>>>>     link/ether 8e:fe:6e:19:61:5c brd ff:ff:ff:ff:ff:ff
>>>>>>> 22: tap63bd6704-47: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
>>>>>>> pfifo_fast master qbr63bd6704-47 state UNKNOWN qlen 500
>>>>>>>     link/ether fe:16:3e:d9:5e:ba brd ff:ff:ff:ff:ff:ff
>>>>>>>     inet6 fe80::fc16:3eff:fed9:5eba/64 scope link
>>>>>>>        valid_lft forever preferred_lft forever
>>>>>>>
>>>>>>>  # ovs-vsctl show
>>>>>>>
>>>>>>>  [root at lspal117 network-scripts(keystone_admin)]# ovs-vsctl show
>>>>>>> c5bcc161-86cd-4004-9729-c1ba05d28569
>>>>>>>     Bridge br-ex
>>>>>>>         Port br-ex
>>>>>>>             Interface br-ex
>>>>>>>                 type: internal
>>>>>>>         Port "qg-c3a1b534-36"
>>>>>>>             Interface "qg-c3a1b534-36"
>>>>>>>                 type: internal
>>>>>>>     Bridge br-int
>>>>>>>         fail_mode: secure
>>>>>>>         Port patch-tun
>>>>>>>             Interface patch-tun
>>>>>>>                 type: patch
>>>>>>>                 options: {peer=patch-int}
>>>>>>>         Port "tape386c0cb-d8"
>>>>>>>             tag: 1
>>>>>>>             Interface "tape386c0cb-d8"
>>>>>>>                 type: internal
>>>>>>>         Port br-int
>>>>>>>             Interface br-int
>>>>>>>                 type: internal
>>>>>>>         Port "qvo63bd6704-47"
>>>>>>>             tag: 1
>>>>>>>             Interface "qvo63bd6704-47"
>>>>>>>         Port "tap44dd465f-d4"
>>>>>>>             tag: 4095
>>>>>>>             Interface "tap44dd465f-d4"
>>>>>>>                 type: internal
>>>>>>>         Port "qr-e0ac3c25-2b"
>>>>>>>             tag: 2
>>>>>>>             Interface "qr-e0ac3c25-2b"
>>>>>>>                 type: internal
>>>>>>>     Bridge br-tun
>>>>>>>         Port br-tun
>>>>>>>             Interface br-tun
>>>>>>>                 type: internal
>>>>>>>         Port patch-int
>>>>>>>             Interface patch-int
>>>>>>>                 type: patch
>>>>>>>                 options: {peer=patch-tun}
>>>>>>>     ovs_version: “2.1.3"
>>>>>>>
>>>>>>>  # neutron net-list
>>>>>>>  [root at lspal117 network-scripts(keystone_admin)]# neutron net-list
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------+
>>>>>>> | id                                   | name    | subnets
>>>>>>>                                    |
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------+
>>>>>>> | 5abe660b-52da-4d36-8275-4c1488df88b4 | public  |
>>>>>>> 79ee8c72-4c60-4b39-9b53-e6a3e9591e6a 172.24.4.224/28 |
>>>>>>> | d825e820-66e5-44b1-a91d-0c660aa822a5 | private |
>>>>>>> f0fc905d-ad3b-4ba6-8094-bf4dbbc55cd9 10.0.0.0/24     |
>>>>>>> | 6eb6d123-8fec-4984-986a-5eeabf895883 | sap     |
>>>>>>> ea2b21e0-bf9f-4195-b210-b75b6f9f7943 10.48.146.0/24  |
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------+
>>>>>>>
>>>>>>>  # neutron subnet-list
>>>>>>>  [root at lspal117 network-scripts(keystone_admin)]# neutron
>>>>>>> subnet-list
>>>>>>>
>>>>>>> +--------------------------------------+----------------+-----------------+----------------------------------------------------+
>>>>>>> | id                                   | name           | cidr
>>>>>>>      | allocation_pools                                   |
>>>>>>>
>>>>>>> +--------------------------------------+----------------+-----------------+----------------------------------------------------+
>>>>>>> | 79ee8c72-4c60-4b39-9b53-e6a3e9591e6a | public_subnet  |
>>>>>>> 172.24.4.224/28 | {"start": "172.24.4.226", "end": "172.24.4.238"}
>>>>>>>   |
>>>>>>> | f0fc905d-ad3b-4ba6-8094-bf4dbbc55cd9 | private_subnet |
>>>>>>> 10.0.0.0/24     | {"start": "10.0.0.2", "end": "10.0.0.254"}
>>>>>>>   |
>>>>>>> | ea2b21e0-bf9f-4195-b210-b75b6f9f7943 | sap_local      |
>>>>>>> 10.48.146.0/24  | {"start": "10.48.146.112", "end":
>>>>>>> "10.48.146.120"} |
>>>>>>>
>>>>>>> +--------------------------------------+----------------+-----------------+——————————————————————————+
>>>>>>>
>>>>>>>  #neutron router-list
>>>>>>>  [root at lspal117 network-scripts(keystone_admin)]# neutron
>>>>>>> router-list
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+-------+
>>>>>>> | id                                   | name    |
>>>>>>> external_gateway_info
>>>>>>>
>>>>>>>                                  | distributed | ha    |
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+-------+
>>>>>>> | d6325c88-e5b0-448e-8ab1-af5908a189d4 | router1 | {"network_id":
>>>>>>> "5abe660b-52da-4d36-8275-4c1488df88b4", "enable_snat": true,
>>>>>>> "external_fixed_ips": [{"subnet_id":
>>>>>>> "79ee8c72-4c60-4b39-9b53-e6a3e9591e6a", "ip_address": "172.24.4.226"}]} |
>>>>>>> False       | False |
>>>>>>>
>>>>>>> +--------------------------------------+---------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------+———+
>>>>>>>
>>>>>>>  In my system I have IP address for BR-ex and ENO1 (interface
>>>>>>> connecting ), should I disable eno1 as I can ping both (br-ex and eno1)
>>>>>>> from my network to reach to this host ? Probably its a dump question.
>>>>>>>
>>>>>>>  Here are the outputs.
>>>>>>>
>>>>>>>  br-ex: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>>>>>>>         inet 10.48.146.112  netmask 255.255.255.0  broadcast
>>>>>>> 10.48.146.255
>>>>>>>         inet6 fe80::bc8b:24ff:fe03:a947  prefixlen 64  scopeid
>>>>>>> 0x20<link>
>>>>>>>         ether be:8b:24:03:a9:47  txqueuelen 0  (Ethernet)
>>>>>>>         RX packets 10  bytes 864 (864.0 B)
>>>>>>>         RX errors 0  dropped 0  overruns 0  frame 0
>>>>>>>         TX packets 25  bytes 3767 (3.6 KiB)
>>>>>>>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>>>>>>>
>>>>>>>  br-int: flags=4098<BROADCAST,MULTICAST>  mtu 1500
>>>>>>>         ether 02:35:a4:7c:e5:4c  txqueuelen 0  (Ethernet)
>>>>>>>         RX packets 135  bytes 7574 (7.3 KiB)
>>>>>>>         RX errors 0  dropped 0  overruns 0  frame 0
>>>>>>>         TX packets 0  bytes 0 (0.0 B)
>>>>>>>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>>>>>>>
>>>>>>>  br-tun: flags=4098<BROADCAST,MULTICAST>  mtu 1500
>>>>>>>         ether fe:61:30:fb:a3:47  txqueuelen 0  (Ethernet)
>>>>>>>         RX packets 0  bytes 0 (0.0 B)
>>>>>>>         RX errors 0  dropped 0  overruns 0  frame 0
>>>>>>>         TX packets 0  bytes 0 (0.0 B)
>>>>>>>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>>>>>>>
>>>>>>>  eno1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>>>>>>>         inet 10.48.146.77  netmask 255.255.255.0  broadcast
>>>>>>> 10.48.146.255
>>>>>>>         inet6 fe80::da9d:67ff:fe29:c694  prefixlen 64  scopeid
>>>>>>> 0x20<link>
>>>>>>>         ether d8:9d:67:29:c6:94  txqueuelen 1000  (Ethernet)
>>>>>>>         RX packets 467319  bytes 48391354 (46.1 MiB)
>>>>>>>         RX errors 0  dropped 0  overruns 0  frame 0
>>>>>>>         TX packets 14794  bytes 5238733 (4.9 MiB)
>>>>>>>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>>>>>>>         device interrupt 32
>>>>>>>
>>>>>>>
>>>>>>>    Best Regards,
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Rushi.
>>>>>>>
>>>>>>> Success is not a matter of being the best & winning the race.
>>>>>>> Success is a matter of handling the worst & finishing the race
>>>>>>>
>>>>>>>
>>>>>>>   From: Marius Cornea <marius at remote-lab.net>
>>>>>>> Date: Friday, January 9, 2015 at 1:46 PM
>>>>>>> To: SAP SAP <rushi.ns at sap.com>
>>>>>>> Subject: Re: [Rdo-list] networking issues on JUNO redhead openstack.
>>>>>>>
>>>>>>>   Hi Rushi,
>>>>>>>
>>>>>>>  Can you provide the output of the following commands on your node ?
>>>>>>>
>>>>>>>  # ip a
>>>>>>>  # ovs-vsctl show
>>>>>>> # neutron net-list
>>>>>>> # neutron subnet-list
>>>>>>> # neutron router-list
>>>>>>>
>>>>>>>  Please note that only the br-ex bridge requires an IP address, the
>>>>>>> interface that's part of it shouldn't have one assigned. Also the floating
>>>>>>> IP addresses will be used for DNAT on the tenant router. You can check the
>>>>>>> documentation here[1] that describes the use of floating IPs.
>>>>>>>
>>>>>>>  You can also check the upstream documentation[2] on how to create
>>>>>>> the networks.
>>>>>>>
>>>>>>>  [1]
>>>>>>> https://openstack.redhat.com/Difference_between_Floating_IP_and_private_IP
>>>>>>> [2]
>>>>>>> http://docs.openstack.org/juno/install-guide/install/yum/content/neutron_initial-external-network.html
>>>>>>>
>>>>>>>
>>>>>>>  Tnx,
>>>>>>> Marius
>>>>>>>
>>>>>>> On Fri, Jan 9, 2015 at 10:22 PM, Ns, Rushi <rushi.ns at sap.com> wrote:
>>>>>>>
>>>>>>>>  Hi Support,
>>>>>>>>
>>>>>>>>  I have  a problem that a launched instance  from openstack cannot
>>>>>>>> connect to SSH or PING
>>>>>>>>
>>>>>>>>  First of all I have dump question whether my system should be
>>>>>>>> NOVA network or Neutron network. Well to keep everyone on the same page.
>>>>>>>> Here is my history.
>>>>>>>>
>>>>>>>>
>>>>>>>>    1. I did install RDO (allinone host) using the bellow steps
>>>>>>>>    https://openstack.redhat.com/Quickstart
>>>>>>>>    2. Then I have used the following steps for floating IP
>>>>>>>>    https://openstack.redhat.com/Floating_IP_range.
>>>>>>>>
>>>>>>>> My situtation is as follows.
>>>>>>>> * Floating IP address assignment:
>>>>>>>> I have assigned a floating IP , I did follow this steps.
>>>>>>>> https://openstack.redhat.com/Floating_IP_range
>>>>>>>>
>>>>>>>>  * Bridge configuration:My Ethernet device eth0(actually in Redhat
>>>>>>>> 7 it is eno1 name)is on the same bridge as the compute host
>>>>>>>> Yes, ethernet device on 10.48.146.78 address and br-ex interface on
>>>>>>>> 10.48.146.112
>>>>>>>>
>>>>>>>>  * DHCP configuration: Yes, DHCP configuration is set and Neutron
>>>>>>>> hearing and responding to DHCP
>>>>>>>> requests and the instance is getting IP from 10.48.146.113 (next
>>>>>>>> hop) however I cannot ping/ssh to that IP address (ICMP/SSH is added allowed
>>>>>>>> rule on default security group)
>>>>>>>>
>>>>>>>>  Here is the little diagram of my system.
>>>>>>>>
>>>>>>>>  Can someone help to find what is missing.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Best Regards,
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Rushi.
>>>>>>>>
>>>>>>>> Success is not a matter of being the best & winning the race.
>>>>>>>> Success is a matter of handling the worst & finishing the race
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Rdo-list mailing list
>>>>>>>> Rdo-list at redhat.com
>>>>>>>> https://www.redhat.com/mailman/listinfo/rdo-list
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
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