if you prefer DNS method, then this may be used ```sh / # ip -4 addr show dev eth0 3: eth0@if13: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 9001 qdisc noqueue state UP inet 172.21.0.141/32 brd 172.21.0.141 scope global eth0 valid_lft forever preferred_lft forever / # nslookup 172.21.0.141 nslookup: can't resolve '(null)': Name does not resolve
Name: 172.21.0.141 Address 1: 172.21.0.141 test-st-0.test-st.ippbx.svc.cluster.local ``` Generally container may have multiple NIC and IP addresses. Think need to execute until first susses result returned.