zabbix active and passive mode

First, the theoretical overview

Among zabbix whole monitoring process for the agent who has two modes monitor entries submitted information: active and passive mode

1. Active mode

active agent to request a list of items corresponding to the monitoring server, monitoring data collected in the corresponding native, submitted to the server / proxy

Workflow: Client Every so often initiates a connection request to the server -> server received item request, queries the client side needs to send to the client-> client collects data sent to the server -> End

1. Passive mode

agent to open a default port 10050, waiting for the server to get the data, and then re-chief agent for data sent to the server (the default is for passive mode)

Second, summary

1. It recommended active mode, greatly easing the pressure on the server, but the active mode, open the agent is not the end of the port.