Take the 2-minute tour ×  What ports are required to be open on
Ubuntu Cloud Guests running juju client instances? As far as I
understand, Zookeeper needs to communicate with all its nodes --
So that is one requirement.. Anything else? Also what are the
ports that are used by zookeeper? I need these so that I can put
some security rules on my EC2 instances..  share|improve this
question add comment  1 Answer  up vote 1 down vote accepted
2181 is the ZooKeeper port, and does need to be open, but only
from the agents to the zookeeper server. From outside going into
that server, the juju client always tunnels everything over SSH.
This, however, is not actually necessary for you to know. Juju
provisions the EC2 instances that it will use, and so, it also
assigns security groups to them, and handles all security group
authorization. You can of course use the EC2 API to assign your
own, but you don't actually have to, as juju automates it.
share|improve this answer Thanx for the reply. So should I
assume that th