===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.3] out: Namespace: qdhcp-79870971-fed1-4bd5-8d9e-125a4c40a625
[10.20.0.3] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.3] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 ::1/128 scope host 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 34: tapb9704989-18: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/ether fa:16:3e:7d:80:3d brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 192.168.111.3/24 brd 192.168.111.255 scope global tapb9704989-18
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet 169.254.169.254/16 brd 169.254.255.255 scope global tapb9704989-18
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::f816:3eff:fe7d:803d/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: Namespace: haproxy
[10.20.0.3] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.3] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 ::1/128 scope host 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 25: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether a2:a7:4e:5d:57:7e brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::a0a7:4eff:fe5d:577e/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: Namespace: vrouter
[10.20.0.3] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.3] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 ::1/128 scope host 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 21: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether ba:4d:53:a7:5c:e0 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::b84d:53ff:fea7:5ce0/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 27: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether 9a:6d:51:fb:54:ad brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 240.1.0.4/24 scope global conntrd
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::986d:51ff:fefb:54ad/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 29: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether f6:77:c6:a6:6f:86 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 192.168.0.1/24 scope global b_vrouter
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::f477:c6ff:fea6:6f86/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 31: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether 9a:d8:50:37:37:47 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 190.10.1.15/24 scope global b_vrouter_pub
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::98d8:50ff:fe37:3747/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 

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