03-19-2024 06:04 AM - edited 03-20-2024 04:03 AM
The firewall was deployed route mode , the interface 1/3 direct connect the DMZ switch . I found the firewall interface （1/3 172.20.1.1）always send arp (broadcast to the subnet 172.20.1.0/24 ) .Is there someone know why ? The firewall hardware 3020 and software is 9.1.16-h5 .
03-19-2024 02:42 PM
Hi @Y.Yang961429 ,
When you describe the arp broadcasts as "always" how often is that? If you run a show arp all in the CLI, you will see the ARP cache timeout.
Click Accept as Solution to acknowledge that the answer to your question has been provided.
The button appears next to the replies on topics you’ve started. The member who gave the solution and all future visitors to this topic will appreciate it!
These simple actions take just seconds of your time, but go a long way in showing appreciation for community members and the LIVEcommunity as a whole!
The LIVEcommunity thanks you for your participation!
