===== 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-20df0d54-6156-437e-9d5f-a04497f4b274
[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: 30: tap412a83f2-c9: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.7] out:     link/ether fa:16:3e:08:e1:38 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 192.168.111.2/24 brd 192.168.111.255 scope global tap412a83f2-c9
[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 tap412a83f2-c9
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::f816:3eff:fe08:e138/64 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 da:c5:08:0c:d1:a0 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::d8c5:8ff:fe0c:d1a0/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 28: b_public: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.7] out:     link/ether 2e:36:dc:be:94:b0 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 10.118.101.166/24 scope global b_public
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::2c36:dcff:febe:94b0/64 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 36:c7:11:c7:38:9c 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::34c7:11ff:fec7:389c/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 be:fc:ca:00:29:c1 brd ff:ff:ff:ff:ff:ff
[10.20.0.7] out:     inet 240.1.0.4/24 scope global conntrd
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out:     inet6 fe80::bcfc:caff:fe00:29c1/64 scope link 
[10.20.0.7] out:        valid_lft forever preferred_lft forever
[10.20.0.7] out: 

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