![Page 1: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/1.jpg)
![Page 2: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/2.jpg)
Network Topologies
12.1.0.0/24
Flat mode
10.1.0.0/24
VLAN mode
10.2.0.0/24
VLAN 1
VLAN 2
![Page 3: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/3.jpg)
Private Cloud Access
10.0.0.3
10.0.0.4
12.1.1.1
![Page 4: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/4.jpg)
CloudPipe
10.0.0.3
10.0.0.4
12.1.1.1SPoF
![Page 5: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/5.jpg)
CloudPipe Redundancy
10.0.0.3
10.0.0.4
12.1.1.1
![Page 6: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/6.jpg)
CloudPipe Self-healing
10.0.0.3
10.0.0.4
12.1.1.1
Monitoring
![Page 7: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/7.jpg)
nova-network
12.0.1.3
Floating IP
Project VLANbridge
Networking in Cactus
public switch
VM
nova-compute
bridge
![Page 8: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/8.jpg)
Networking in Cactus
nova-network
12.0.1.3
Floating IP
VM
nova-compute
Project VLANbridge bridge
public switch
![Page 9: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/9.jpg)
Multi-host in Diablo
nova-network
12.0.1.3
Floating IP
VM
nova-compute
Project VLANbridge bridge
public switch
VM
12.0.1.4
nova-networknova-compute
![Page 10: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/10.jpg)
Limitations of Multi-host
• Multi-host doesn’t work with XEN• No way from one project to another• Security groups don’t work with XEN
![Page 11: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/11.jpg)
Multi NIC
Features:• Multiple interfaces in VM• Automatically associated with all networks in the project
Limitations:• No way to change association of interface with network
![Page 12: Network in OpenStack: changes since Cactus and CloudPipe HA](https://reader036.vdocuments.net/reader036/viewer/2022070322/5590e5821a28abff378b47cb/html5/thumbnails/12.jpg)
About Mirantis
Speaker: Mike ScherbakovTwitter: @mihgen
mscherbakov @ mirantis.com
• Engineering services company• Development of OpenStack• Enterprise deployments of OpenStack• Host of Bay Area OpenStack MeetUps