[root@network11 ~]# ip netns exec qrouter-c709f449-548d-40cf-bcae-5bf895ff3590 ping 192.168.1.1
PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data.
64 bytes from 192.168.1.1: icmp_seq=1 ttl=64 time=0.115 ms
64 bytes from 192.168.1.1: icmp_seq=2 ttl=64 time=0.056 ms
64 bytes from 192.168.1.1: icmp_seq=3 ttl=64 time=0.067 ms
^C
--- 192.168.1.1 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2038ms
rtt min/avg/max/mdev = 0.056/0.079/0.115/0.026 ms
[root@network11 ~]# ip netns exec qrouter-c709f449-548d-40cf-bcae-5bf895ff3590 ping 192.168.1.3
PING 192.168.1.3 (192.168.1.3) 56(84) bytes of data.
From 192.168.1.1 icmp_seq=1 Destination Host Unreachable
From 192.168.1.1 icmp_seq=2 Destination Host Unreachable
From 192.168.1.1 icmp_seq=3 Destination Host Unreachable