What is the method of how to configure and check AR router NAT flow table aging time?


HUAWEI AR router, the implementation of the "firewall-nat session aging-time" command can configure a variety of session table items aging time. "Display NAT session all" command can be executed to view the NAT flow table information. Perform "reset NAT all session" command to clear the NAT mapping table entry.

For example, To configure FTP sessions is 60 seconds.
[Huawei] firewall-nat FTP aging-time 60

Other related questions:
How to manually force aging NAT flow table on AR router ?
Execute "reset NAT session all" command to age NAT flow table.

How to check the AR router NAT flow table information ?
Execute "display nat session all" command to check.

How do I configure and check the aging time of the NAT session table on the AR router
The firewall-nat session aging-time command on the Huawei AR router sets the aging time of session entries. The display nat session all command displays the NAT session table. The reset nat session all command deletes NAT mapping entries. For example: Set the aging time of FTP session entries to 60 seconds. [Huawei] firewall-nat session ftp aging-time 60

How are NAT session tables of the AR router forcibly aged
Run the reset nat session all command to age the NAT session table.

Clear and query the NAT flow table of a firewall on an AR router
On an AR router, run the reset session all command in the system view to clear a firewall and its NAT flow table information. Run the display session command in any view to query the firewall and NAT flow table information.

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