Unable to start zabbix agent in RHEL 7.

Snippet below from agent log file : 

150551.023 Starting Zabbix Agent [POD2-Node1]. Zabbix 4.0.0 (revision 85308).
150551.023 **** Enabled features ****
150551.023 IPv6 support: YES
150551.023 TLS support: YES
150551.023 **************************
150551.023 using configuration file: /etc/zabbix/zabbix_agentd.conf
150551.023 listener failed: bind() for [[192.168.220.100]:10050] failed: [99] Cannot assign requested address

snippet from systemctl status 

[root@compute-0 ~]# systemctl status zabbix-agent

• zabbix-agent.service - Zabbix Agent
  Loaded: loaded (/usr/lib/systemd/system/zabbix-agent.service; disabled; vendor preset: disabled)
  Active: activating (auto-restart) (Result: exit-code) since Tue 2018-10-30 15:17:30 UTC; 2s ago
  Process: 42857 ExecStop=/bin/kill -SIGTERM $MAINPID (code=exited, status=1/FAILURE)
  Process: 42853 ExecStart=/usr/sbin/zabbix_agentd -c $CONFFILE (code=exited, status=0/SUCCESS)
  Main PID: 42855 (code=exited, status=1/FAILURE)

Oct 30 15:17:30 compute-0 kill[42857]: -s, --signal <sig> send specified signal
Oct 30 15:17:30 compute-0 kill[42857]: -q, --queue <sig> use sigqueue(2) rather than kill(2)
Oct 30 15:17:30 compute-0 kill[42857]: -p, --pid print pids without signaling them
Oct 30 15:17:30 compute-0 kill[42857]: -l, --list [=<signal>] list signal names, or convert one to a name
Oct 30 15:17:30 compute-0 kill[42857]: -L, --table list signal names and numbers
Oct 30 15:17:30 compute-0 kill[42857]: -h, --help display this help and exit
Oct 30 15:17:30 compute-0 kill[42857]: -V, --version output version information and exit
Oct 30 15:17:30 compute-0 kill[42857]: For more details see kill(1).
Oct 30 15:17:30 compute-0 systemd[1]: Unit zabbix-agent.service entered failed state.
Oct 30 15:17:30 compute-0 systemd[1]: zabbix-agent.service failed.

zabbix server started sucessfully. Port number in the server machine is not used by any other services. 

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