===== 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-29ad7d78-5709-4685-a63c-5ba769997340
[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: 40: tap52373848-da: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/ether fa:16:3e:f1:03:ca brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 192.168.111.2/24 brd 192.168.111.255 scope global tap52373848-da
[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 tap52373848-da
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::f816:3eff:fef1:3ca/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: Namespace: qdhcp-b66b18ee-2de1-4dcc-a52c-eb1df47965dd
[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: 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: 20: b_management: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether ee:51:49:ba:4b:f2 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 192.168.1.7/24 scope global b_management
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::ec51:49ff:feba:4bf2/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 28: 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 b6:32:da:a4:4a:4d 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::b432:daff:fea4:4a4d/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: 18: 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 c2:ff:cd:3c:d0:a2 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::c0ff:cdff:fe3c:d0a2/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 36: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether 06:ba:02:ed:3f:f0 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 240.1.0.2/24 scope global conntrd
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::4ba:2ff:feed:3ff0/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 

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