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Comando Adicionado no Zabbix :
UserParameter= hsc.queue,mailq 2> /dev/null | grep -v "Mail queue is empty" | grep -c '^[0-9A-Z]'
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Comando Adicionado no Zabbix :
UserParameter= hsc.queue,mailq 2> /dev/null | grep -v "Mail queue is empty" | grep -c '^[0-9A-Z]'