===== COMMAND =====: for ns in $(ip netns list); do echo Namespace: ${ns}; ip netns exec ${ns} ip a; done
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.5] out: Namespace: qdhcp-bb4d1f7a-dac4-47f4-9323-61f0dfd31018
[10.20.0.5] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.5] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.5] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 ::1/128 scope host 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 33: tap7e43611c-70: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default 
[10.20.0.5] out:     link/ether fa:16:3e:fe:95:24 brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 192.168.111.2/24 brd 192.168.111.255 scope global tap7e43611c-70
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet 169.254.169.254/16 brd 169.254.255.255 scope global tap7e43611c-70
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::f816:3eff:fefe:9524/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: Namespace: haproxy
[10.20.0.5] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.5] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.5] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 ::1/128 scope host 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 20: hapr-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.5] out:     link/ether 66:fe:22:11:a2:05 brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 240.0.0.2/30 scope global hapr-ns
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::64fe:22ff:fe11:a205/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: Namespace: vrouter
[10.20.0.5] out: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
[10.20.0.5] out:     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
[10.20.0.5] out:     inet 127.0.0.1/8 scope host lo
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 ::1/128 scope host 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 18: vr-host-ns: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.5] out:     link/ether 26:2d:af:0f:44:15 brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 240.0.0.6/30 scope global vr-host-ns
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::242d:afff:fe0f:4415/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 22: conntrd: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.5] out:     link/ether 66:07:8b:d6:21:e5 brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 240.1.0.3/24 scope global conntrd
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::6407:8bff:fed6:21e5/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 24: b_vrouter: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.5] out:     link/ether 5a:0c:bc:dc:fe:63 brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 192.168.1.1/24 scope global b_vrouter
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::580c:bcff:fedc:fe63/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 26: b_vrouter_pub: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
[10.20.0.5] out:     link/ether 42:b9:19:79:f4:4f brd ff:ff:ff:ff:ff:ff
[10.20.0.5] out:     inet 172.30.10.2/24 scope global b_vrouter_pub
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out:     inet6 fe80::40b9:19ff:fe79:f44f/64 scope link 
[10.20.0.5] out:        valid_lft forever preferred_lft forever
[10.20.0.5] out: 

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