1- Install Redis server
2- pip3 install redis
3- Add below lines in /etc/zabbix/zabbix_agentd.conf
UserParameter=sip.if.discovery,python3 /etc/zabbix/discover.py
UserParameter=sip.if.in[*],python3 /etc/zabbix/sip_server.py '$1'
4- sip_server_discovery.yaml in zabbix host.
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