45.Setup local network
overlay network
Docker network create command syntax
docker network create --help
view current networks
docker network ls
clear
Create a new overlay network, with all default options
docker network create -d overlay defaults-over
Create a new overlay network with specific IP settings
docker network create -d overlay \
--subnet=172.30.0.0/24 \
--ip-range=172.30.0.0/28 \
--gateway=172.30.0.254 \
specifics-over
view current networks again
docker network ls
Initial validation
docker network inspect specifics-over --format '{{json .IPAM.Config}}' | jq
clear
Create service tester1
docker service create --detach --replicas 3 --name tester1 \
--network specifics-over alpine tail -f /dev/null
Create service tester2
docker service create --detach --replicas 3 --name tester2 \
--network specifics-over alpine tail -f /dev/null
get the container names
docker container ls
From a container in the tester1 service ping the tester2 service by name
docker container exec -it tester1.3.<GET THE NAME> ping -c 3 tester2
© 2019-2023 @CloudNativeFolks | Documentation Distributed under Apache 2.0 License.
© 2023 Happy to help you with your Cloud Native Journey.