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- ############ ip a
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 2: enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9000 qdisc pfifo_fast state UP qlen 1000
- link/ether d0:50:99:91:32:52 brd ff:ff:ff:ff:ff:ff
- inet 10.0.0.110/24 brd 10.0.0.255 scope global dynamic enp3s0
- valid_lft 33957sec preferred_lft 33957sec
- inet6 fe80::d250:99ff:fe91:3252/64 scope link
- valid_lft forever preferred_lft forever
- 3: enp3s0.5@enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP qlen 1000
- link/ether d0:50:99:91:32:52 brd ff:ff:ff:ff:ff:ff
- inet6 fe80::d250:99ff:fe91:3252/64 scope link
- valid_lft forever preferred_lft forever
- 4: enp3s0.4@enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP qlen 1000
- link/ether d0:50:99:91:32:52 brd ff:ff:ff:ff:ff:ff
- inet6 fe80::d250:99ff:fe91:3252/64 scope link
- valid_lft forever preferred_lft forever
- 5: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether ae:d6:f7:16:dc:1c brd ff:ff:ff:ff:ff:ff
- 6: br-tun: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether 8a:4c:d5:f9:39:4f brd ff:ff:ff:ff:ff:ff
- 7: br-int: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether fa:9c:19:5a:a8:44 brd ff:ff:ff:ff:ff:ff
- 8: br-provider: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether 76:86:69:9c:45:42 brd ff:ff:ff:ff:ff:ff
- ############ ip r
- default via 10.0.0.1 dev enp3s0 proto static metric 100
- 10.0.0.0/24 dev enp3s0 proto kernel scope link src 10.0.0.110 metric 100
- ############ ip netns
- ############ ip netns exec NAMESPACE ip a
- ############ ip netns exec NAMESPACE ip r
- ############ iptables-save
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:36 2016
- *filter
- :INPUT ACCEPT [1391485:506195850]
- :FORWARD ACCEPT [0:0]
- :OUTPUT ACCEPT [1379144:459425096]
- :neutron-filter-top - [0:0]
- :neutron-openvswi-FORWARD - [0:0]
- :neutron-openvswi-INPUT - [0:0]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-local - [0:0]
- :neutron-openvswi-sg-chain - [0:0]
- :neutron-openvswi-sg-fallback - [0:0]
- :nova-api-FORWARD - [0:0]
- :nova-api-INPUT - [0:0]
- :nova-api-OUTPUT - [0:0]
- :nova-api-local - [0:0]
- :nova-filter-top - [0:0]
- -A INPUT -j neutron-openvswi-INPUT
- -A INPUT -j nova-api-INPUT
- -A FORWARD -j neutron-filter-top
- -A FORWARD -j neutron-openvswi-FORWARD
- -A FORWARD -j nova-filter-top
- -A FORWARD -j nova-api-FORWARD
- -A OUTPUT -j neutron-filter-top
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A OUTPUT -j nova-filter-top
- -A OUTPUT -j nova-api-OUTPUT
- -A neutron-filter-top -j neutron-openvswi-local
- -A neutron-openvswi-sg-chain -j ACCEPT
- -A neutron-openvswi-sg-fallback -m comment --comment "Default drop rule for unmatched traffic." -j DROP
- -A nova-api-INPUT -d 10.0.0.110/32 -p tcp -m tcp --dport 8775 -j ACCEPT
- -A nova-filter-top -j nova-api-local
- COMMIT
- # Completed on Fri Dec 16 20:19:36 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:36 2016
- *mangle
- :PREROUTING ACCEPT [1401197:506687922]
- :INPUT ACCEPT [1401197:506687922]
- :FORWARD ACCEPT [0:0]
- :OUTPUT ACCEPT [1379142:459424898]
- :POSTROUTING ACCEPT [1379142:459424898]
- :neutron-openvswi-FORWARD - [0:0]
- :neutron-openvswi-INPUT - [0:0]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-POSTROUTING - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- :neutron-openvswi-mark - [0:0]
- :nova-api-POSTROUTING - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A INPUT -j neutron-openvswi-INPUT
- -A FORWARD -j neutron-openvswi-FORWARD
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A POSTROUTING -j neutron-openvswi-POSTROUTING
- -A POSTROUTING -j nova-api-POSTROUTING
- -A neutron-openvswi-PREROUTING -j neutron-openvswi-mark
- COMMIT
- # Completed on Fri Dec 16 20:19:36 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:36 2016
- *nat
- :PREROUTING ACCEPT [36674:2231220]
- :INPUT ACCEPT [36674:2231220]
- :OUTPUT ACCEPT [5002:350554]
- :POSTROUTING ACCEPT [5002:350554]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-POSTROUTING - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- :neutron-openvswi-float-snat - [0:0]
- :neutron-openvswi-snat - [0:0]
- :neutron-postrouting-bottom - [0:0]
- :nova-api-OUTPUT - [0:0]
- :nova-api-POSTROUTING - [0:0]
- :nova-api-PREROUTING - [0:0]
- :nova-api-float-snat - [0:0]
- :nova-api-snat - [0:0]
- :nova-postrouting-bottom - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A PREROUTING -j nova-api-PREROUTING
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A OUTPUT -j nova-api-OUTPUT
- -A POSTROUTING -j neutron-openvswi-POSTROUTING
- -A POSTROUTING -j neutron-postrouting-bottom
- -A POSTROUTING -j nova-api-POSTROUTING
- -A POSTROUTING -j nova-postrouting-bottom
- -A neutron-openvswi-snat -j neutron-openvswi-float-snat
- -A neutron-postrouting-bottom -m comment --comment "Perform source NAT on outgoing traffic." -j neutron-openvswi-snat
- -A nova-api-snat -j nova-api-float-snat
- -A nova-postrouting-bottom -j nova-api-snat
- COMMIT
- # Completed on Fri Dec 16 20:19:36 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:36 2016
- *raw
- :PREROUTING ACCEPT [1401197:506687922]
- :OUTPUT ACCEPT [1379142:459424898]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A OUTPUT -j neutron-openvswi-OUTPUT
- COMMIT
- # Completed on Fri Dec 16 20:19:36 2016
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