Скачать с ютуб OpenStack Neutron Packet Walkthrough (DVR) в хорошем качестве

OpenStack Neutron Packet Walkthrough (DVR)

OpenStack Neutron Packet Walkthrough (DVR). Twitter: @davidmahler LinkedIn:   / davidmahler   Links: Me:   / davidmahler   OpenStack Documentation: http://docs.openstack.org RDO: http://rdoproject.org Assaf Muller's Blog: http://assafmuller.com Introduction to Neutron:    • Introduction to OpenStack Neutron   Linux Network Namespaces:    • Introduction to Linux Network Namespaces   Introduction to VXLAN:    • Introduction to Cloud Overlay Network...   Introduction to Open vSwitch:    • Introduction to Open vSwitch (OVS)   Introduction to OpenFlow:    • Introduction to OpenFlow   Some commands used: ip info ip a see routing table ip route see policy routing rules ip rule list see a particular routing table ip route show table (table id) list linux bridges brctl show packet capture, disable resolution, show mac/L2 info, filter on icmp tcpdump -i (interface) -n -e icmp list iptables rules iptables -S iptables rules for the nat table only iptables -S -t nat see open flow rules for a particular ovs instance and flow table ovs-ofctl dump-flows (ovs instance name) table=(table number) watch open flow rules counters move watch -n.5 "ovs-ofctl dump-flows (ovs instance name) table=(table number) | grep -v n_packets=0" see fowarding db of ovs ovs-appctl fdb/show (ovs instance name) see ovs instances and their ports ovs-vsctl show see open flow port numbers ovs-ofctl show (ovs instance name) list network namespaces ip netns go to a bash shell for a particular network namespace ip netns exec (namespace id) bash list neutron routers neutron router-list see where a neutron router is hosted neutron l3-agent-list-hosting-router (router name) status of proxy arp cat /proc/sys/net/ipv4/conf/(interface name)/proxy_arp