===== 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-d1f91e75-77ab-456c-a8cb-9c49b2109f02
[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: 36: tap55656cc2-8a: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.6] out:     link/ether fa:16:3e:3c:35:5e 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 tap55656cc2-8a
[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 tap55656cc2-8a
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::f816:3eff:fe3c:355e/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: 23: 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 82:14:3d:a2:6b:5b 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::8014:3dff:fea2:6b5b/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 e2:77:29:14:61:23 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::e077:29ff:fe14:6123/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 25: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.6] out:     link/ether e6:b8:69:f6:43:50 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 240.1.0.3/24 scope global conntrd
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::e4b8:69ff:fef6:4350/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 27: 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 92:43:75:9f:00:b1 brd ff:ff:ff:ff:ff:ff
[10.20.0.6] out:     inet 190.10.2.15/24 scope global b_vrouter_pub
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out:     inet6 fe80::9043:75ff:fe9f:b1/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 29: 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 2e:ca:0a:06:8b:45 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::2cca:aff:fe06:8b45/64 scope link 
[10.20.0.6] out:        valid_lft forever preferred_lft forever
[10.20.0.6] out: 

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