===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.8] out: Namespace: qrouter-5d5d4d5e-49b2-4e42-a5f0-0abd3b7028d2
[10.20.0.8] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.8] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.8] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 ::1/128 scope host 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 30: qr-b776d198-1a: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.8] out:     link/ether fa:16:3e:97:b0:73 brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 192.168.111.1/24 brd 192.168.111.255 scope global qr-b776d198-1a
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::f816:3eff:fe97:b073/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: Namespace: haproxy
[10.20.0.8] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.8] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.8] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 ::1/128 scope host 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 20: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.8] out:     link/ether 5a:1c:cc:ab:e7:c1 brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::581c:ccff:feab:e7c1/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: Namespace: vrouter
[10.20.0.8] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.8] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.8] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 ::1/128 scope host 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 18: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.8] out:     link/ether 4e:26:04:84:ee:54 brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::4c26:4ff:fe84:ee54/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 22: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.8] out:     link/ether 7e:5b:6e:b1:aa:bb brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 240.1.0.5/24 scope global conntrd
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::7c5b:6eff:feb1:aabb/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 24: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.8] out:     link/ether 32:a9:6c:b0:f1:93 brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 10.118.101.160/24 scope global b_vrouter_pub
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::30a9:6cff:feb0:f193/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 26: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.8] out:     link/ether 36:d3:44:c1:a5:30 brd ff:ff:ff:ff:ff:ff
[10.20.0.8] out:     inet 192.168.10.1/24 scope global b_vrouter
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out:     inet6 fe80::34d3:44ff:fec1:a530/64 scope link 
[10.20.0.8] out:        valid_lft forever preferred_lft forever
[10.20.0.8] out: 

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