===== 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-52d4a8ea-0dc0-444c-ab8c-b7e27381e8cc
[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: 32: tapa0869f9d-01: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.4] out:     link/ether fa:16:3e:0f:5a:ac brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 192.168.111.2/24 brd 192.168.111.255 scope global tapa0869f9d-01
[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 tapa0869f9d-01
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::f816:3eff:fe0f:5aac/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: Namespace: qdhcp-327e0d1d-135a-4526-b31e-62aa9ab628fb
[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: 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: 20: 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 c2:83:72:dd:2a:1d 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::c083:72ff:fedd:2a1d/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 28: b_public: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether de:da:6d:b7:02:29 brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 172.30.10.8/24 scope global b_public
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::dcda:6dff:feb7:229/64 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: 18: 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 ce:b8:64:fe:38:5f 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::ccb8:64ff:fefe:385f/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 22: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.4] out:     link/ether 92:a4:b0:43:8c:bd brd ff:ff:ff:ff:ff:ff
[10.20.0.4] out:     inet 240.1.0.1/24 scope global conntrd
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out:     inet6 fe80::90a4:b0ff:fe43:8cbd/64 scope link 
[10.20.0.4] out:        valid_lft forever preferred_lft forever
[10.20.0.4] out: 

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