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Questions tagged [openstack-neutron]

Neutron is an OpenStack project to provide "networking as a service" between interface devices.

Neutron enables Network-Connectivity-as-a-Service for other services, such as . Provides an API for users to define networks and the attachments into them. Has a pluggable architecture that supports many popular networking vendors and technologies.

Main plugins included in neutron are

Open vSwitch Plugin

Cisco UCS/Nexus Plugin

Cisco Nexus1000v Plugin

Linux Bridge Plugin

Modular Layer 2 Plugin

296 questions
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OpenStack neutron bandwidth limit method

now I am learning the neutron QoS service in the OpenStack. Here is a rule namely "bandwidth limit". With the user guide of OpenStack Doucumentation, I can limit the bandwidth of the network and after using by Iperf, I have verified that the limit…
Otto
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How do I read the current levels of neutron quota usage for my openstack project?

I want to monitor quota level usage for openstack projects and I need to be able to monitor current and max levels for networks, ports and routers (from Python code). Please note that I am talking about project-level access so the user performing…
sorin
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OpenStack: Could not delete Security Group because it says it is in use

When I'm trying to delete a security group, the delete operation fails neutron security-group-delete f54609e7-f3a3-4b44-8060-2675058ea786 Security Group f54609e7-f3a3-4b44-8060-2675058ea786 in use. I tried to delete all security group rules and the…
MyYyY
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Openstack Failed to launch Instances [Error: No Valid Host was found]

I have tried to install openstack on Centos 7. Below are the configurations: Neutron Node (VM with 2 Vcpu, 2 GB RAM , 3 NICs) Controller Node(VM with 2 Vcpu, 8 GB RAM, 1 NIC) Compute Node(Physical Machine 24 CPU, 64 GB RAM, 2 NIC) # egrep -c…
Gaurav Parashar
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assign 2 fixed IPs from a subnet to a server via Heat

Is there a way to assign multiple IPs from a subnet to a server using heat templates? I defined a resource for a port using fixed IPs, like below. I then used this resource to create a port on a OS::Nova::Server. But I see only one IP from the…
skp
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Openstack Neutron: How to update port vif-model using update_port() api

I wanted to update vif_model of already created port. I use following command in CLI neutron port-update --binding:vif_model=avp How to achieve the same using python apis of neutron. I'm trying to use update_port() api. But not sure about…
anoop.babu
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Nil not turning into null in request on Fog

Afternoon StackOverflow, I am trying to build a network on OpenStack using Fog & Ruby but the network I am trying to make is getting made with a gateway, after readying the API Documents here it says to disable the gateway on creation set the…
Liam Haworth
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Are there any ansible module(s) to manage OpenStack Load-balancers (OpenStack LBaas)?

I want to define a pool in Openstack LBaas (Load Balancer as a Service) and then assign a VIP to it in order to create a Load-Balance cluster of servers. I want to automate this things using Ansible. I am looking for Ansbile modules that could help…
Anand Patel
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Why Openstack security groups are per project?

In the documentation we have: Security groups are sets of IP filter rules that are applied to all project instances, which define networking access to the instance. It seems to security groups are designed to be per project, but this is extremely…
YosSaL
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Terraform loops with both index and values

I'm creating an Openstack LoadBalancer with Terraform and I need to loop through a collection of instances and use at the same time the index. In particular, I have 2 nodes: output "nodes_1" { value = [ for vm in…
sctx
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openstack trusted port works in stein/train release?

I tried below https://specs.openstack.org/openstack/nova-specs/specs/rocky/implemented/sriov-trusted-vfs.html but it throws error Unknown Property trusted any idea what is corresponding param in heat template ? I had set trused: "true"
user1731045
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Openstack traffic flow is not showing on patch-tun or patch-int

I´m analyzing OpenStack traffic flow between instances, to understand how the traffic goes from one place to another. I have a provider network with openvswitch configuration. My scenario is depicted in the photo, where I make a ping between two…
amh9412
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public endpoint for load-balancer service not found

I have an issue to list loadbalancers on open stack using cli from@ge ~ $ openstack loadbalancer list public endpoint for load-balancer service not found from@ge ~ $ export | grep OS_ declare -x OS_AUTH_TYPE="password" declare -x…
kalou.net
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Openstack and neutron failing: Versioning for this project requires either an sdist tarball, or access to an upstream git repository

I have already tried the Stack Overflow solution 58854822 (python setup.py sdist error Versioning for this project requires either an sdist tarball, or access to an upstream git repository). The solution at…
RightmireM
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ERROR neutron.agent.dhcp.agent - Unexpected number of DHCP interfaces for metadata proxy

I constantly see this line of Error in neutron . I dont know how to solve it. ERROR neutron.agent.dhcp.agent [-] Unexpected number of DHCP interfaces for metadata proxy, expected 1, got 3 thanks in advance
Aref
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