How does downstream/upstream switch/router know which is active firewall after failover/failback in Active/passive mode

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 
Announcements
Please sign in to see details of an important advisory in our Customer Advisories area.

How does downstream/upstream switch/router know which is active firewall after failover/failback in Active/passive mode

L2 Linker

How does downstream/upstream switch/router know which is active firewall after failover/failback in Active/passive mode?

 

 

1 accepted solution

Accepted Solutions

Cyber Elite
Cyber Elite

Thank you for posting question @perumalj

 

Depending on HA configuration the interfaces of Passive Firewall will be either Shutdown or in Auto Mode where interface will be up and downstream device will learn about failover by GARP for IPv4:

 

https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000PLVICA4

https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000Cm0ACAS

 

Kind Regards

Pavel

Help the community: Like helpful comments and mark solutions.

View solution in original post

1 REPLY 1

Cyber Elite
Cyber Elite

Thank you for posting question @perumalj

 

Depending on HA configuration the interfaces of Passive Firewall will be either Shutdown or in Auto Mode where interface will be up and downstream device will learn about failover by GARP for IPv4:

 

https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000PLVICA4

https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000Cm0ACAS

 

Kind Regards

Pavel

Help the community: Like helpful comments and mark solutions.
  • 1 accepted solution
  • 1987 Views
  • 1 replies
  • 0 Likes
Like what you see?

Show your appreciation!

Click Like if a post is helpful to you or if you just want to show your support.

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!