===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.4] out: Namespace: qdhcp-ef7ca57d-266b-4cc6-9d59-13b02303fd35
[10.20.0.4] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.4] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.4] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 ::1/128 scope host 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 33: tap15500595-3b: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default 
[10.20.0.4] out:     link/ether fa:16:3e:2a:bd:ba brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 192.168.111.3/24 brd 192.168.111.255 scope global tap15500595-3b
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet 169.254.169.254/16 brd 169.254.255.255 scope global tap15500595-3b
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::f816:3eff:fe2a:bdba/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: Namespace: haproxy
[10.20.0.4] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.4] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.4] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 ::1/128 scope host 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 24: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether 06:c7:b4:28:90:b2 brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::4c7:b4ff:fe28:90b2/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: Namespace: vrouter
[10.20.0.4] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.4] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.4] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 ::1/128 scope host 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 22: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether aa:83:66:5a:22:6b brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::a883:66ff:fe5a:226b/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 26: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether e2:ea:58:f6:d3:27 brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 240.1.0.5/24 scope global conntrd
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::e0ea:58ff:fef6:d327/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 28: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether 2e:82:b9:e9:4d:10 brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 192.168.0.1/24 scope global b_vrouter
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::2c82:b9ff:fee9:4d10/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 30: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether 52:71:71:81:8b:c8 brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 190.10.1.15/24 scope global b_vrouter_pub
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::5071:71ff:fe81:8bc8/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 

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