ip netns

# ip netns exec qrouter-2d9b71f1-6e54-4a05-a0fb-0680233d6dea ping 10.254.102.130
PING 10.254.102.130 (10.254.102.130) 56(84) bytes of data.
64 bytes from 10.254.102.130: icmp_seq=1 ttl=64 time=0.055 ms
64 bytes from 10.254.102.130: icmp_seq=2 ttl=64 time=0.050 ms
64 bytes from 10.254.102.130: icmp_seq=3 ttl=64 time=0.051 ms
^C
--- 10.254.102.130 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 0.050/0.052/0.055/0.002 ms
# ip netns exec qrouter-2d9b71f1-6e54-4a05-a0fb-0680233d6dea ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
26: qr-9b468f73-96: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
    link/ether fa:16:3e:44:19:c3 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.1/24 brd 192.168.0.255 scope global qr-9b468f73-96
       valid_lft forever preferred_lft forever
    inet6 fe80::f816:3eff:fe44:19c3/64 scope link
       valid_lft forever preferred_lft forever
27: qg-04654f7e-7f: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
    link/ether fa:16:3e:64:a7:a3 brd ff:ff:ff:ff:ff:ff
    inet 10.254.102.130/24 brd 10.254.102.255 scope global qg-04654f7e-7f
       valid_lft forever preferred_lft forever
    inet 10.254.102.131/32 brd 10.254.102.131 scope global qg-04654f7e-7f
       valid_lft forever preferred_lft forever
    inet6 fe80::f816:3eff:fe64:a7a3/64 scope link
       valid_lft forever preferred_lft forever
# ip netns exec qrouter-2d9b71f1-6e54-4a05-a0fb-0680233d6dea ip r
default via 10.254.102.1 dev qg-04654f7e-7f
10.254.102.0/24 dev qg-04654f7e-7f  proto kernel  scope link  src 10.254.102.130
192.168.0.0/24 dev qr-9b468f73-96  proto kernel  scope link  src 192.168.0.1
[root@servera ~]# ip netns exec qrouter-2d9b71f1-6e54-4a05-a0fb-0680233d6dea ping 10.254.102.1
PING 10.254.102.1 (10.254.102.1) 56(84) bytes of data.
^C
--- 10.254.102.1 ping statistics ---
7 packets transmitted, 0 received, 100% packet loss, time 5999ms