===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.6] out: Namespace: qdhcp-d910d80c-f405-4f8c-9bd0-6acd32b31e8b
[10.20.0.6] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.6] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.6] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 ::1/128 scope host 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 34: tap8ef618c4-42: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.6] out:     link/ether fa:16:3e:f8:b5:af brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 192.168.111.2/24 brd 192.168.111.255 scope global tap8ef618c4-42
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet 169.254.169.254/16 brd 169.254.255.255 scope global tap8ef618c4-42
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::f816:3eff:fef8:b5af/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: Namespace: haproxy
[10.20.0.6] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.6] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.6] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 ::1/128 scope host 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 25: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether ce:59:7e:21:65:6e brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::cc59:7eff:fe21:656e/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: Namespace: vrouter
[10.20.0.6] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.6] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.6] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 ::1/128 scope host 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 21: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether a6:a4:34:cb:07:81 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::a4a4:34ff:fecb:781/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 27: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether d6:24:56:b0:79:a9 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 240.1.0.5/24 scope global conntrd
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::d424:56ff:feb0:79a9/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 29: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether e2:28:ba:15:af:87 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 190.10.1.15/24 scope global b_vrouter_pub
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::e028:baff:fe15:af87/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 31: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether 3a:b9:1d:07:a7:d3 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 192.168.0.1/24 scope global b_vrouter
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::38b9:1dff:fe07:a7d3/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 

===== STDERR =====:
