===== 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-ad751226-3107-4df7-9e52-110d57a815d9
[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: 33: tap1aafe776-61: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.3] out:     link/ether fa:16:3e:8e:a5:cf 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 tap1aafe776-61
[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 tap1aafe776-61
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::f816:3eff:fe8e:a5cf/64 scope link 
[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: 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 fa:2e:10:13:75:e3 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::f82e:10ff:fe13:75e3/64 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 9e:bc:c9:bc:16:85 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::9cbc:c9ff:febc:1685/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 22: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether ee:c9:0e:c1:b2:7f brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 240.1.0.5/24 scope global conntrd
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::ecc9:eff:fec1:b27f/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 24: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether de:22:30:c8:42:d0 brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 172.30.10.2/24 scope global b_vrouter_pub
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::dc22:30ff:fec8:42d0/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 26: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.3] out:     link/ether da:df:00:a2:80:ba brd ff:ff:ff:ff:ff:ff
[10.20.0.3] out:     inet 192.168.1.1/24 scope global b_vrouter
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out:     inet6 fe80::d8df:ff:fea2:80ba/64 scope link 
[10.20.0.3] out:        valid_lft forever preferred_lft forever
[10.20.0.3] out: 

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