C9300 staking with CS 17.2.3. Failover status change

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C9300 staking with CS 17.2.3. Failover status change

Dear Community,

 

I'm reaching out to seek some insights regarding an issue I'm experiencing with my network setup. I have two C9300 Meraki Mode switches in a stack, running on CS 17.2.3 software. These switches are configured as core switches with routing enabled.

 

While experimenting with failover, I noticed a peculiar behavior. When I power off the master switch, the failover occurs almost instantly, and we momentarily lose one or two pings through the L3 interfaces and L2 VLANs. However, after about two minutes, the network experiences a complete downtime lasting approximately one minute. Interestingly, this issue does not occur when the standby switch is powered off.

 

Can someone please explain if this behavior is normal due stack election or is an issue? Any insights or suggestions to resolve this would be greatly appreciated.

 

Thank you

1 Reply 1
alemabrahao
Kind of a big deal
Kind of a big deal

As far as I know, this is expected.

 

Re: Failover on C9300 physical stack - The Meraki Community

I am not a Cisco Meraki employee. My suggestions are based on documentation of Meraki best practices and day-to-day experience.

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