Questions tagged [openstack-neutron]
Neutron is a virtual network service for Openstack. It is an OpenStack project to provide "networking as a service" between interface devices (e.g., vNICs) managed by other Openstack services (e.g., nova).
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Port mirroiring on Openstack
I'm using Openstack Zed on Ubuntu 22.04 deployed using MAAS and Juju. I'm trying to mirroir my traffic to an IDS instance. The option I've found so far is Tap as a Service. I've installed and ...
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Openstack Internal server error in adding external gateway to the router
I create a router without an external gateway. Then, I send the below input to this API to add an external gateway to the route. I get InternalServerError. All uuids exist in the openstack.
Input:
{&...
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Openstack - Failed to Create Instance using Availability Zone parameter
Summary
I have fairly small Openstack Cluster with 2 AZ : AZ-GOLD-6248R have 3 compute node and AZ-E5-2630 have 1 compute node (both AZ had different specs)
I can create instance to AZ-E5-2630 using ...
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In Openstack, as a user, how can I list or see the admin-created routers?
Using OpenStack-ansible Yoga : as a user in OpenStack I can see all admin-created provider networks in Horizon Network-Topology but I cannot see any admin-created routers, not in the Horizon interface ...
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CRITICAL neutron [-] Unhandled error: neutron.privileged.agent.linux.ip_lib.InterfaceOperationNotSupported Openstack
As per OpenStack nice documentation, I configure the neutron minimal setup with the "self-service network" option. when all configurations done i see the verify command "openstack ...
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Keepalived load balancing traffic blocking on the OVN network
I have deployed OpenStack Yoga with OVN. Its a multi node HA setup.
On OpenStack, I am testing Keepalived. Two Rocky Linux 8.7 instances were created, and Keepalived and Apache were installed for ...
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canonical openstack horizon dashboard login not working
I have set up openstack yoga on ubuntu 22.04 using option2 selfservice network
after creating the networks and flavours I install the horizon dashboard. when i go to log in using admin i get the ...
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openstack selfservice network error Invalid input for operation: Segmentation ID should be lower or equal to 4095
I am running ubuntu 22.04 lts with openstack yoga. when i run the following command openstack network create selfservice --debug i get error
POST call to network for http://controller1:9696/v2.0/...
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Can't ping Openstack guest VM from other machines in the provider network - are there FW rules lacking?
Can't ping Openstack guest VM from another machine in the provider network.
I have a small setup of Openstack Zed on Ubuntu 22.04. A control host, a
compute host and one host "external" in ...
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ARP requests not passed between instances across the same subnet or connected to the same router
I have a k8s cluster deployed in OpenStack which for communication uses internal network and only the Master nodes have floating IP's in the external network. I am trying to use MetalLB load balancer(...
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What does ping not showing any results mean?
I deployed a kolla-openstack and attached floating IP to an instance in it.
Now while I am trying to ping the IP I am getting no response, but when I do ctrl+c it shows 100% loss.
Now leaving this ...
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VMs Can't get IP address from neutron-dhcp-agent
I have three compute nodes and three controllers with neutron option. these components are interconnected through the cisco Nexus 3548 XL (10G) switch. I configured vxlan. When, I create a virtual ...
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OpenStack Queens: Horizon Fails after rebooting the controller node
The controller node was rebooted and some VMs were running. After that, when logging to Horizon, I keep receiving the following error: Error: Unable to retrieve instances. And I can no longer see the ...
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Start instances from specific subnet
we have a network with two subnets (subnet1, subnet2).
However when instances are launched they receive IP only one from subnet1 (probably until it has no more IPs to offer)
Do you know the rule on ...
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Openstack instance is unreachable
I am facing the following issue with my new Openstack installation.
The installation is a little bit weird and to elaborate more, I have a controller and a compute node running as VMs in XenServer.
...
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Removal of default routes with multiple subnets under Openstack Provider Network
I have a self-service network with a single external connection via the 192.168.100.0/24 subnet.
It also has multiple subnets under this external connection via the 192.168.101.0/24 and 192.168.102.0/...
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VPN Between OpenStack and AWS VPC
I have an OpenStack server with Vms. I have a number of instances in AWS. The VMs in both cases need to see each other.
I could setup Tinc or OpenVPN on VMs but this seems prone to failure.
I've ...
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Should associated floating IPs be configured/visible on VM?
perhaps anybody here inside can assist me with a problem (or question) with floating IPs. I am creating a floating IP by allocating one from a defined pool and associate it to a running VM within my ...
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OVN Cluster Health Command
Is there any command-line tool for the OVN Cluster Health check? Or each of its components? and a command or commands which gives stats about the cluster.
For example, without a functional test, I ...
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Is there a way to access my OpenStack instance without floating IP?
It seems theoretically possible for me to ssh to my instance in OpenStack through credentials and instance id/network IP(Not floating IP) etc.
Is it possible, am I missing something? Is it simply a ...
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OpenStack set global security rules which assigning as "default" to tenant
I need to assign some rules to default security groups each time a tenant creating.
I know how to assign rules to a default security group of a specific tenant. But i mean changing the global one ...
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How i can assign /32 ip address to openstack nova instance without float ip?
I'm developing a custom panel for my openstack home lab via rest api.
I've investigated Hetzner cloud ip (v4) addressing mechanism and i found it is like this:
It is assigning /32 valid ip v4 address ...
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Openstack VM is not allowed to send packets with the floating ip as origin
I have the following problem, following up on my previous attempt to seek help.
I have a VM that wants to communicate with other VMs that reside somewhere outside of OpenStack. I tried doing that ...
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OpenStack Wallaby Neutron unable to update Designate zone
So … I'm trying to get neutron to update designate zones.
There initially wasn't any issue with OpenStack Victoria, but trying to update to (or install a fresh) OpenStack Wallaby turned this into a ...
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How do I add floating IPs to my ansible Openstack deployment?
So, I successfully deployed openstack with two interfaces. One having an external IP (Which I use to connect to my openstack deployment) and another dummy interface with only an internal network IP (...
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Tunnel packets get filtered or stripped off, also certain packets like BGP
I was trying to figure this out for quite some while now. So I am trying my luck here now...
I have some VMs that should communicate with non VMs. There are 2 use cases.
The first are BareMetal ...
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OpenStack Slowness on Centos Stream
I just deployed a new cluster of Openstack Victoria using PackStack on Centos Stream, same hardware but for some reason this new cluster runs terribly slow, from the dashboard to the actual instances (...
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Snat not working
Im using centos 8.3 and Usurri. Made the installation following the official tutorial.
Everything is working, except the SNAT. From a new instance, when I try to access any external address, it doesn'...
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Cannot create an instance due to failed binding
I'm deploying openstack on 3 nodes (controller, compute and block storage).
Each of my nodes have 2 attachements eno1 on the management network and eno2 on a provider network (192.168.3.0/24). I'm ...
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containerized Openstack services
I have a difficulties in the following question:
"Does it make sense to containerized/dockerize the openstack controlling services like Neurtron/Cinder/Glance/Keystone server services (neutron-...
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Openstack Instances cant communicate or ping the subnet the controller and compute is on
For some reason i am not able to ping from an instance to the subnet the controller and compute's are on. The network is pretty simple.
VM's/Instances: 10.10.2.0/24
Controller/Compute's: 10.10.1.0/24
...
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Openstack VPNaaS tunnel sharing option
I am currently configuring a VPN using the VPNaaS of neutron. We are setting an IPSec tunnel with an external partner. The communication is established, but he ask me what type of tunnel sharing we ...
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Openstack instance lost internet access after ataching floating ip
Maybe someone has same problem
I have installed Openstack Victoria on two virtualmachines (1 controller node, 1 compute node) running ubuntu 20.04. Each node has two network interfaces, mgmt network ...
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Openstack SelfService network with IPV6 subnet from provider network
I am installing an openstack infrastructure but i have an issue with the selfservice networks and the ipv6
On my provider network i have the fddd:3138:5d15:18::/64 subnet which is my local server ...
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Openstack instances cannot access Internet [linuxbridge]
I am having serious issues in the deployment of the Openstack scenario related to the Linux Bridge.
This is the scenario:
Controller machine:
Management Interface enp2s0: 138.100.10.25.
Compute ...
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neutron-linuxbridge-agent is crashing in Openstack Ussuri
On our new Openstack Ussuri installation neutron-linuxbridge-agent crashes on both compute nodes. The installation followed the instructions for Ubuntu (20.04) at https://docs.openstack.org/install-...
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open vswitch and open virtual network in openstack
I have a local lab which does not have a physical switch and consists of 3 servers which are connected to each other Nics.
Now I want to implement vlans, want to know is it possible to setup vlans ...
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OpenStack Neutron connecting instances to physical external networks?
So I recently tried to deploy a couple of instances and connect them to the external LAN that is also used by the compute nodes to talk to each other and the controller. I've opted for the flat ...
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Fail to load radvd.service - Router advertisement daemon for IPv6
I'm facing this issue while setting up the neutron, it leading the OpenStack router not working. Below is output from journalctl -xe.
Subject: A start job for unit radvd.service has begun execution
...
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279
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Openstack cannot access to the controller node from the other network
I've installed the Openstack without any issue. I'm facing the issue that cannot access the controller host from the other network.
In my work environment, I have many VLAN configured on Cisco Switch.
...
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New compute node with openstack base bundle
In my scenario which is deployed with maas and juju, I have a network 10.10.10.0/24 which is used to deploy openstack base churm bundle.
Also the maas and juju are within this network/subnet.
Recently ...
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Neutron/DVR promiscuous mode for all instances by default
I have some troubles with OpenStack setup with Neutron/DVR networking. All interfaces promiscuous mode by default, and if some virtual machines in one network run in one hypervisor I see on all ...
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Tunneling cannot be enabled without the local_ip
I am trying to get an OS instance up&running on my local infrastructure (currently VirtualBox VMs only) using the official install-guides for Debian/Ubuntu as I am running on Debian 10 (Buster).
...
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Does the `ml2_conf.ini` configuration change required a re-population database in Openstack Ussuri?
Im new to Openstack administration.
I have a up and running setup of Openstack Ussuri using 1 controller and 1 compute node in lab environment.
By following CentOS related guide I have already setup'...
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Openstack VM build fails with error
I have installed OpenStack Victoria according to the official guide https://docs.openstack.org/install-guide/index.html
But if I now start a VM into the public network it fails with an error.
The log ...
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OpenStack instance failed to deploy with error "Failed to bind port"
I've recently been struggling to deploy and instances on our OpenStack environment. Whenever I try to deploy a new instance from horizon, I get the following error message:
Error: Failed to perform ...
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Openstack: Are components related to a keystone::project auto garbage-collected upon project deletion?
Hello dear community,
in the research of how to properly delete projects and their resources via the OpenStack API I was only able to find a hint in the official python sdk, the project_purge.py (...
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Neutron FWaaSv2 and Security Group Priority when firewall group applied to router port
I am hoping someone can give me some guidance on fwaasv2 and how it works with security groups when a firewall group is applied to a router port.
My initial expectation was that when applied to a ...
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How to access internet from VM instance in Openstack?
I've been scratching my head for last 5 days, almost went to the end of Internet, read a lot of tutorials, made a lot of re installations an re configurations of openstack but at the and of the day ...
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openstack installation rally error
I've got a problem throught installation of openstack in a VM Centos7
the error is:
[root@localhost ~(keystone_admin)]# rally deployment create --fromenv --name=existing
Command failed, please ...
