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Recent questions tagged network-node

0 votes
23 responses 296 views

Hi all, I wanted to start some discussion re $subject, because it's been apparrent that we have a lack of clarity on this issue (and have done ever since we started using parameter_defaults). Some context: - Historically TripleO has ...

asked Nov 10, 2017 in openstack-dev by Steven_Hardy (16,900 points)   2 7 13
0 votes
2 responses 124 views

Hey, all. Trying to set up Dibbler/IPv6 prefix delegation on a Newton Ubuntu cloud. And I admit that I'm being somewhat confused, despite One Bajillion Pages that seem to touch on this stuff, but not really map out what needs to happen. ...

asked Oct 9, 2017 in openstack by Ken_D'Ambrosio (1,180 points)   2 10 15
0 votes
7 responses 47 views

Hi Folks, Are there any documented conventions regarding the security model for MetaData? Note that CloudInit allows passing user and ssh service public/private keys via MetaData service (or ConfigDrive). One assumes it must be secure, but ...

asked Oct 4, 2017 in openstack-dev by Giuseppe_de_Candia (340 points)  
0 votes
12 responses 113 views

Hi, A few days ago, we made two big changes on our production infrastructure: we updated to latest Ocata and we changed the outgoing port on our network node to a lacp port. We made the change by switching the port in br-ex in openvswitch ...

asked Sep 19, 2017 in openstack by Jean-Philippe_Methot (600 points)   2 3 5
2 x  
0 votes
2 responses 134 views

Hi I just noticed a strange (?) issue when I tried to create an instance with a flavor with hw:cpu_policy=dedicated. The instance failed with error: Unable to read from monitor: Connection reset by peer', u'code': 500, u'details': u' File ...

asked Sep 18, 2017 in openstack by Tomas_Brännström (200 points)   1 2
0 votes
5 responses 709 views

>What I usually do, and this might not be easiest/best, is, given you >do have console access, to manually set the IP in the cirrus node. >Then I enter the ip name space for the dhcp server on the network node >(sudo ip netns exec qdhcp- ...

asked Sep 2, 2017 in openstack-operators by Divneet_Singh (300 points)   4 4 4
0 votes
2 responses 1,368 views

I realize this is a common question , and I've looked through more than a couple of links , s, but I'm afraid I'm new enough to OpenStack that I wasn't able to make sense of many of the replies and was unable to solve my problem after ...

asked Sep 1, 2017 in openstack-operators by Divneet_Singh (300 points)   4 4 4
0 votes
5 responses 9 views

Hi, According to this guide: If I want to add HA on my openstack-xenserver environment , is it possible to include neutron-dhcp/metadata agent on Compute-node ? or I have ...

asked Aug 23, 2017 in openstack by Adhi_Priharmanto (1,500 points)   1 6 8
0 votes
2 responses 13 views

Is there a programmatic way to get what UUID is associated with, for example, an l3-agent? I know I can run "neutron agent-list" and grep based on agent type\name of server, but I don't want to have to grep for it… Is there a more direct ...

asked Aug 22, 2017 in openstack by Sterdnot_Shaken (900 points)   2 7 12
0 votes
4 responses 17 views

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 ...

asked Jul 29, 2017 in openstack by kumaramit124_at_gmai (300 points)   1
4 x  
0 votes
10 responses 313 views

Hi List, We are running Mitaka with VLAN provider networking. We've recently encountered a problem where the UDP receive queue on instances is filling up and we begin dropping packets. Moving instances out of OpenStack onto bare metal ...

asked Jul 29, 2017 in openstack-operators by John_Petrini (1,880 points)   1 4 6
0 votes
15 responses 89 views

We are deploying 5 node openstack cloud for internal use and wondering what method we should use, initial test was on RDO packstack but i heard packstack isn't good for production, some people on google suggesting using triplo. I found its ...

asked Jul 25, 2017 in openstack by Satish_Patel (4,280 points)   4 15 24
0 votes
3 responses 22 views

Hello, I have a question about the l2gw. I did a deployment, I described the steps here: The unicast traffic works fine, but I dont understand what is the idea behind the handling of the broadcast ...

asked Jun 23, 2017 in openstack-dev by saverio.proto_at_swi (860 points)   2 4
0 votes
9 responses 24 views

Hello fellow Openstackers- I have a quick question regarding routed provider networks. I am looking at this page: I configured the controller as stated in the ...

asked May 23, 2017 in openstack by Alex_Evonosky (520 points)   1 2 2
0 votes
13 responses 41 views

We did POC on RDO and we are happy with product but now question is, should we use RDO for production deployment or other open source flavor available to deploy on prod. Not sure what is the best method of production deployment? Sent from ...

asked May 4, 2017 in openstack by Satish_Patel (4,280 points)   4 15 24
0 votes
2 responses 92 views

Let's say I have 3 network nodes but set max_l3_agents_per_router to 2 (intentionally) and I want to move either the active or standby router off of one of those nodes onto the 3rd network node… I can, using neutron l3-agent-router-remove ...

asked Apr 18, 2017 in openstack by Sterdnot_Shaken (900 points)   2 7 12
0 votes
6 responses 63 views

Hello, I am trying to use the neutron l2gw plugin, but I am not using a bare metal switch to bridge. I am using a server with Openvswitch. Following this documentation: At one point there ...

asked Apr 5, 2017 in openstack-dev by saverio.proto_at_swi (860 points)   2 4
0 votes
2 responses 32 views

Hello! Currently, I'm trying to deploy Ocata with Networking OVN, so far, no success. I can easily deploy Ocata in a multi-node environment (1 Controller, 1 Network and 2 Computes), using regular "neutron-openvswitch-agent" and its ...

asked Apr 4, 2017 in openstack by Martinx_-_ジェームズ (9,600 points)   8 29 44
0 votes
5 responses 42 views

Hi, I am seeing a strange behavior when it comes to floating IPs and L2 GRE tunnels that I was hoping someone could shed light on. Inside a tenant (project) I have a VM that wants to communicate with a machine residing outside the cloud. ...

asked Mar 30, 2017 in openstack-dev by Anil_Rao (900 points)   2 4
0 votes
1 response 132 views

Openstack version: Mitaka So we're running VM's on compute nodes and HA routers on network nodes (old school, I know...) There's the test setup I'm doing: Test structure: Openstack VM is assigned to a tenant network that has public IP and I ...

asked Mar 30, 2017 in openstack by Sterdnot_Shaken (900 points)   2 7 12
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