===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.7] out: Namespace: qdhcp-59c091f0-c01f-472c-bc08-98ee0483261d
[10.20.0.7] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.7] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.7] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 ::1/128 scope host 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 32: tapa6b5d4ac-a1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.7] out:     link/ether fa:16:3e:91:9d:b0 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 192.168.111.3/24 brd 192.168.111.255 scope global tapa6b5d4ac-a1
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet 169.254.169.254/16 brd 169.254.255.255 scope global tapa6b5d4ac-a1
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::f816:3eff:fe91:9db0/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: Namespace: haproxy
[10.20.0.7] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.7] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.7] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 ::1/128 scope host 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 23: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether 16:0c:b6:a8:3b:04 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::140c:b6ff:fea8:3b04/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: Namespace: vrouter
[10.20.0.7] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.7] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.7] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 ::1/128 scope host 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 21: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether 9e:f2:8f:14:93:d2 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::9cf2:8fff:fe14:93d2/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 25: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether ce:48:4a:c3:03:40 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 240.1.0.6/24 scope global conntrd
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::cc48:4aff:fec3:340/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 27: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether 52:ab:5a:0a:de:7c brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 192.168.0.1/24 scope global b_vrouter
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::50ab:5aff:fe0a:de7c/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 29: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether 22:14:19:48:b8:df brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 190.10.1.15/24 scope global b_vrouter_pub
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::2014:19ff:fe48:b8df/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 

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