Unable to add a mysql node to the percona cluster

Getting the below error while trying to add a node to the cluster
[![enter image description here][1]][1]

I have the below config settings 

Node1(boot strapped node)
------------
[client]
socket=/var/lib/mysql/mysql.sock
port = 3306
[mysqld]
server-id=2
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
default_storage_engine = InnoDB
binlog_expire_logs_seconds=604800
wsrep_provider=/usr/lib64/galera4/libgalera_smm.so
wsrep_cluster_address=gcomm://172.32.17.83:3306,172.32.20.122:3306,10.0.168.105:3306
binlog_format=ROW
wsrep_slave_threads=8
wsrep_log_conflicts
innodb_autoinc_lock_mode=2
wsrep_node_address=172.32.20.122
wsrep_cluster_name=percona
pxc_strict_mode=ENFORCING
wsrep_sst_method=xtrabackup-v2

Node 2:
---------
[client]
socket=/var/lib/mysql/mysql.sock
port = 3306
[mysqld]
server-id=1
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
default_storage_engine = InnoDB
binlog_expire_logs_seconds=604800
wsrep_provider=/usr/lib64/galera4/libgalera_smm.so
wsrep_cluster_address=gcomm://172.32.17.83:3306,172.32.20.122:3306,10.0.168.105:3306
binlog_format=ROW
wsrep_slave_threads=8
wsrep_log_conflicts
innodb_autoinc_lock_mode=2
wsrep_node_address=172.32.17.83
wsrep_cluster_name=percona
wsrep_node_name=ip-172-32-17-83.eu-west-1.compute.internal
pxc_strict_mode=ENFORCING
wsrep_sst_method=xtrabackup-v2x

I have tried adding the entries of port 4567 to the IPtables and disable the firewall and run **service mysql start**
The SHOW STATUS LIKE 'wsrep%'; status is showing as primary
Any help would be appreciated