diff --git a/etc/conf.templates/distributed/10-directory.conf.template b/etc/conf.templates/distributed/10-directory.conf.template
index 97735654e..611c8221f 100644
--- a/etc/conf.templates/distributed/10-directory.conf.template
+++ b/etc/conf.templates/distributed/10-directory.conf.template
@@ -25,7 +25,7 @@
 ###
 
 ##
-## MANDATORY - ZooKeeper server list for registering
+## MANDATORY - ZooKeeper server list for registering, list of comma separated IP:port
 ##
 directory.zk.quorum = ${zk.quorum}
 
diff --git a/etc/conf.templates/distributed/10-egress.conf.template b/etc/conf.templates/distributed/10-egress.conf.template
index 7acdf4785..fd730d0d2 100644
--- a/etc/conf.templates/distributed/10-egress.conf.template
+++ b/etc/conf.templates/distributed/10-egress.conf.template
@@ -56,7 +56,7 @@ egress.selectors = 8
 egress.idle.timeout = 300000
 
 ##
-## MANDATORY - ZooKeeper server list, to discover Directory services
+## MANDATORY - ZooKeeper server list, to discover Directory services, list of comma separated IP:port
 ##
 egress.zk.quorum = ${zk.quorum}
 
diff --git a/etc/conf.templates/distributed/10-plasma.conf.template b/etc/conf.templates/distributed/10-plasma.conf.template
index 0260e2fae..01a5c026f 100644
--- a/etc/conf.templates/distributed/10-plasma.conf.template
+++ b/etc/conf.templates/distributed/10-plasma.conf.template
@@ -55,7 +55,7 @@ plasma.backend.kafka.in.nthreads = 2
 plasma.backend.kafka.out.producer.bootstrap.servers = ${kafka.plasmafe.bootstrap.servers}
 
 ##
-## MANDATORY (backend) - ZooKeeper Quorum for the ZK ensemble to use for retrieving subscriptions
+## MANDATORY (backend) - ZooKeeper Quorum for the ZK ensemble to use for retrieving subscriptions, list of comma separated IP:port
 ##
 plasma.backend.subscriptions.zk.quorum = ${zk.quorum}
 
@@ -106,7 +106,7 @@ plasma.frontend.port = 8884
 plasma.frontend.maxznodesize = 100000
 
 ##
-## MANDATORY (frontend) - ZooKeeper connect String for subscription
+## MANDATORY (frontend) - ZooKeeper connect String for subscription, list of comma separated IP:port
 ##
 plasma.frontend.zk.quorum = ${zk.quorum}
 
diff --git a/etc/conf.templates/distributed/10-runner.conf.template b/etc/conf.templates/distributed/10-runner.conf.template
index 9e2fdf0ed..0c45c1eb5 100644
--- a/etc/conf.templates/distributed/10-runner.conf.template
+++ b/etc/conf.templates/distributed/10-runner.conf.template
@@ -73,7 +73,7 @@ runner.kafka.producer.bootstrap.servers = ${kafka.runner.bootstrap.servers}
 runner.kafka.poolsize = 2
 
 ##
-## MANDATORY (scheduler) - ZooKeeper connect string for the leader election among schedulers
+## MANDATORY (scheduler) - ZooKeeper connect string for the leader election among schedulers, list of comma separated IP:port
 ##
 runner.zk.quorum = ${zk.quorum}
 
diff --git a/etc/conf.templates/distributed/98-quickstart.conf.template b/etc/conf.templates/distributed/98-quickstart.conf.template
index 2b4fc03a5..5da125018 100644
--- a/etc/conf.templates/distributed/98-quickstart.conf.template
+++ b/etc/conf.templates/distributed/98-quickstart.conf.template
@@ -26,10 +26,12 @@ fdb.clusterfile = ${warp10.home}/etc/fdb.cluster
 fdb.data.aes = ${aes.key}
 fdb.metadata.aes = ${aes.key}
 
+# Comma separated list of IP:port
 zk.quorum = 127.0.0.1:2181
 
 directory.psk = ${hash.key}
 
+# Comma separated list of IP:port
 kafka.bootstrap.servers = 127.0.0.1:9092
 
 kafka.metadata.bootstrap.servers = ${kafka.bootstrap.servers}