Comment 3 for bug 1935986

overlay used for deploying masakari: https://paste.ubuntu.com/p/9NmmVS6M4Z/

# VIPs are also in-place
$ juju config masakari vip
10.35.84.213 10.35.174.113
$ juju config neutron-api vip
10.35.174.104 10.35.84.204
$ juju config keystone vip
10.35.174.100 10.35.84.200

$ juju spaces
Name Space ID Subnets
alpha 0
infra-vms 4 10.34.94.0/23
                          10.35.85.192/26
internal-space 3 10.35.174.0/25
oam-space 1 10.35.81.0/24
overlay-space 5 10.35.83.128/25
public-space 2 10.35.84.128/25

Comparing the network bindings between Masakari and any other app:

[endpoint is http in keystone]
$ juju show-application masakari
masakari:
  charm: masakari
  series: focal
  channel: stable
  principal: true
  exposed: false
  remote: false
  endpoint-bindings:
    "": oam-space
    admin: internal-space
    amqp: internal-space
    certificates: internal-space
    cluster: oam-space
    ha: oam-space
    identity-service: internal-space
    internal: internal-space
    public: public-space
    shared-db: internal-space

[endpoint is https in keystone]
$ juju show-application neutron-api
neutron-api:
  charm: neutron-api
  series: focal
  channel: stable
  principal: true
  exposed: false
  remote: false
  endpoint-bindings:
    "": oam-space
    admin: internal-space
    amqp: oam-space
    certificates: internal-space
    cluster: oam-space
    etcd-proxy: oam-space
    external-dns: oam-space
    ha: oam-space
    identity-service: oam-space
    infoblox-neutron: oam-space
    internal: internal-space
    midonet: oam-space
    neutron-api: oam-space
    neutron-load-balancer: oam-space
    neutron-plugin-api: oam-space
    neutron-plugin-api-subordinate: oam-space
    nrpe-external-master: oam-space
    public: public-space
    shared-db: internal-space
    vsd-rest-api: oam-space