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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

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opnestack instance build failed due to allocation of networks failed

While creating instance on a ubuntu based openstack computes , instance build is failing on all computes with reason either 1. failed to allocate networks 2. vif creation failed. below error messages are observed in neutron openvswitch agent log.…
phanikumar ch
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openstack and OVH vRack public ip pool configuration

We're setting up our own openstack cloud using OVH dedicated sever. We couldn't connect to our openstack instances using public ips. Because OVH allow traffic based on MAC-IP_Address binding match. We've found this link useful but this is quite…
Pheonix Solutions
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can ping but not ssh my openstack instance

I want to instanciate a ubuntu-bionic cloud image that should be hosted by an internal VLAN connected to my external network through a router. Here are the commands I run to do that: openstack router create myrouter openstack network create…
Eurydice
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How to access the floating IP in different systems in open stack?

Installed the openstack in the server. The Host IP given is 192.168.1.2. Created the instance using ubuntu_14 image and also associated the floating IP 192.168.1.234. Enabled TCP and ICMP rules in security group. Installed Apache2 in the instance. I…
Viston
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Unable to establish connection to http:/controller:8774/v2.1/flavors/detail

Openstack version - pike Installation process - multinode kolla I am observing an error as Unable to establish connection to http://controller:8774/v2.1/flavors/detail. Also, it gives error as " keystoneauth1.exceptions.connection.ConnectFailure"…
Kushagra Srivastava
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How to remove all static routes from Neutron router using python sdk

Using the python SDK for openstack i am able to add static routes to a neutron router. I can also remove routes, but i cannot remove the last route. using the update_router() function update_router(router.id, routes=[]) does not remove the last…
Dylan
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Openstack unable to create instance due neutron connection error

I am trying to do a manual install of openstack. I am not able to create an instance. I followed the documention but i am still getting errors. Anyone willing to help me getting openstack started. Much appreciated If i reload the website it does…
austin
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openstack octavia : amphora worker exception

I am trying to run openstack Octavia, following along the directions here https://docs.openstack.org/octavia/latest/contributor/guides/dev-quick-start.html I ran into the following exception when I started Octavia-worker: 2018-10-18 19:00:47.765…
LostInTheFrequencyDomain
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OpenStack multi-node network configuration on Ubuntu

I am attempting to get a simple 2-node deployment set up via devstack. I have followed both the multi-node lab and the "Using devstack with Neutron" guide. i made the most progress with the latter. however, i still cannot seem to communicate with…
jmer
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Openstack LBaaS High Availability

Is it possible to create high available neutron load balancer as a service (LBaaS) on openstack? we have 2 controllers that works with each other normally. when we create load balancer(LBaas) in one of them, LBaaS port just created in one of them,…
vahid kargar
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Openstack Neutron: Adding static Router for the router via rest api

I am unable to make PUT request for adding static route for the Router . I got the following error : { "NeutronError": { "message": "Invalid input for external_gateway_info. Reason: Unexpected keys supplied: routes.", "type":…
unnamed-bull
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find what is supported by value_specs for an OpenStack resource

I am working with OpenStack and HOT. To know about supported resource types, i can visit Template Guide. But it doesn't document what keywords does value_specs property support. Can someone guide me to correct documentation?
Vishwa
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Openstack Pike installation Neutron Compute could not be found error

Hi I am new to Openstack I have installed the OpenStack Pike version (Keystone, Glance, Nova, Neutron, Horizon) with two ubuntu 16.04 VM (Controller and Compute Node) and added ICMP, SSH ports to security group but I could not able ping the…
Sujan Kumar Sakthi
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Not able to ping router ip from other nodes in network

I am having openstack installed with packstack and my dashboard is running. Infrastructure Details : VM1(CentOS7) : 10.151.1.116 Compute Node VM2(CentOS7) : 10.151.1.230 Controller Node Network details : Public Network : 10.151.1.240 to…
chintan thakar
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OpenStack - Neutron installation issue - Can't contact endpoint :9696

I am a newbie and this is my first OpenStack installation... But I have a big issue with the neutron service. I can't contact endpoint on the controller ( IP:9696 ) but service are up. So in the web interface, on the network section I have these…
Jean-Baptiste L.
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