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Knowledge Base

Due to the server NIC opened firewall ,the elog can’t receive the log

Publication Date:  2019-07-18  |   Views:  249  |   Downloads:  0  |   Author:  SU1000722738  |   Document ID:  EKB1000020405

Contents

Issue Description

USG5300 works in transparent mode and uses elog record the firewall log. Elog always can’t receive the firewall log. 

Alarm Information

None.

Handling Process

After closed the firewall of NIC, problem is solved. 

Root Cause

1. Check the firewall configuration, it is correct, eliminate firewall problem.
2. Check elog configuration, it is correct and hasn’t opened log filtering strategy.
3. Obtain packets on the server, firewall has sent the log to elog server.
4. Doubt it is due to installed firewall software or the NIC opened firewall.

Suggestions

We had better not install firewall software on elog server, at the same time, it is suggested to close the NIC’s own firewall.