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adamancini/gist:bcdfe4837b133ce1ea4fe027596bed31

Last active February 3, 2021 17:19
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gistfile1.txt
✔  jane  ~  docker run --rm -d --network project_foo --name svc1 nginx
8b04f5fe4265b16f985d5b9a6e0c25ebbc871f657d635b5cf5b93cd6a71d2f5e
✔  jane  ~  docker run --rm -d --network project_foo --name svc2 nginx
1650e43bbe8b548d2e5f9614c90152858c32953ffbb4c5cdaa48bd8aceba4ee1
↵ 126  jane  ~  docker run --rm --network project_foo nicolaka/netshoot dig svc1
; <<>> DiG 9.14.8 <<>> svc1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 17755
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;svc1. IN A
;; ANSWER SECTION:
svc1. 600 IN A 172.20.0.2
;; Query time: 0 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Wed Feb 03 17:17:30 UTC 2021
;; MSG SIZE rcvd: 42
✔  jane  ~  docker run --rm --network project_foo nicolaka/netshoot dig +short svc1
172.20.0.2
✔  jane  ~  docker network disconnect project_foo svc2
✔  jane  ~  docker run --rm --network project_foo nicolaka/netshoot dig +short svc2
✔  jane  ~  docker run --rm --network project_foo nicolaka/netshoot dig +short svc1
172.20.0.2
✔  jane  ~  docker network connect project_foo svc2
✔  jane  ~  docker run --rm --network project_foo nicolaka/netshoot dig +short svc2
172.20.0.3
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