MySQL Cluster setup and MaxScale configuration: unable to connect maxadmin

Follow instruction at: https://mariadb.com/kb/en/mariadb-enterprise/mariadb-maxscale-14/mysql-cluster-setup-and-maxscale-configuration/#comment_2746.

1. cat /etc/maxscale.cnf
   [Cluster Service]
   type=service
   router=readconnroute
   router_options=ndb
   servers=server1,server2
   user=test
   passwd=test
   version_string=5.6.28-CLUSTER

[Cluster Listener]
type=listener
service=Cluster Service
protocol=MySQLClient
port=4906

[NDB Cluster Monitor]
type=monitor
module=ndbclustermon
servers=server1,server2
user=monitor
passwd=monitor
monitor_interval=8000

[server1]
#SQL node1
type=server
address=127.0.0.1
port=3306
protocol=MySQLBackend

[server2]
#SQL node2
type=server
address=192.168.84.86
port=3306
protocol=MySQLBackend

[MaxAdmin]
type=service
router=cli

[MaxAdmin Unix Listener]
type=listener
service=MaxAdmin
protocol=maxscaled
socket=default

1. ./maxscale -c ../
   Info : MaxScale will be run in the terminal process.
   Configuration file : /etc/maxscale.cnf
   Log directory : /var/log/maxscale
   Data directory : /var/lib/maxscale
   Module directory : /usr/lib64/maxscale
   Service cache : /var/cache/maxscale

2017-02-08 15:11:46 notice : MariaDB MaxScale 2.0.4 started
2017-02-08 15:11:46 notice : MaxScale is running in process 3611
2017-02-08 15:11:46 notice : Configuration file: /etc/maxscale.cnf
2017-02-08 15:11:46 notice : Log directory: /var/log/maxscale
2017-02-08 15:11:46 notice : Data directory: /var/lib/maxscale
2017-02-08 15:11:46 notice : Module directory: /usr/lib64/maxscale
2017-02-08 15:11:46 notice : Service cache: /var/cache/maxscale
2017-02-08 15:11:46 notice : Initialise CLI router module V1.0.0.
2017-02-08 15:11:46 notice : Loaded module cli: V1.0.0 from /usr/lib64/maxscale/libcli.so
2017-02-08 15:11:46 notice : Initialise readconnroute router module V1.1.0.
2017-02-08 15:11:46 notice : Loaded module readconnroute: V1.1.0 from /usr/lib64/maxscale/libreadconnroute.so
2017-02-08 15:11:46 notice : Initialise the MySQL Cluster Monitor module V2.1.0.
2017-02-08 15:11:46 notice : Loaded module ndbclustermon: V2.1.0 from /usr/lib64/maxscale/libndbclustermon.so
2017-02-08 15:11:46 notice : No query classifier specified, using default 'qc_sqlite'.
2017-02-08 15:11:47 notice : Loaded module qc_sqlite: V1.0.0 from /usr/lib64/maxscale/libqc_sqlite.so
2017-02-08 15:11:47 notice : Configuration was successfully verified.

Error:

1. maxadmin
   Unable to connect to MaxScale at /tmp/maxadmin.sock: No such file or directory