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Using the 1 GbE and 10 GbE simultaneous for uplink

  • November 9, 2022
  • 4 replies
  • 637 views

Hi,

I just want to ask if its possible to use the 1 GbE interface while using the 10 GbE for back up network in case the 10 GbE switches fails, if its possible how to set it up?

Best answer by Moustafa Hindawi

Hello @Enzo0112 

You can use as best practice 2 × 10 GbE and 2 × 1 GbE Separated, separate pair of physical 1 GbE adapters for VM traffic that must be isolated to another adapter or physical switch. Keep the CVM traffic on the 10 GbE network. You can place user VM traffic on either the 10 GbE network or the 1 GbE network. Compatible with any load balancing algorithm.

 

 

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4 replies

Moustafa Hindawi
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Hello @Enzo0112 

You can use as best practice 2 × 10 GbE and 2 × 1 GbE Separated, separate pair of physical 1 GbE adapters for VM traffic that must be isolated to another adapter or physical switch. Keep the CVM traffic on the 10 GbE network. You can place user VM traffic on either the 10 GbE network or the 1 GbE network. Compatible with any load balancing algorithm.

 

 


  • Author
  • Voyager
  • 1 reply
  • November 10, 2022

Hello @Moustafa Hindawi,

Thank you for your response.

My copper port and fiber SFP are both 10GbE, according to my check. 

Additionally, we only use SFP ports. There’s just another thing that concerns me now, is there an additional configuration to use the both copper port and the fiber SFP? 

Just to give you an idea, we are preparing to do maintenance on the SFP switches, which will result in a network failure. In order to prevent a scenario in which the network link fails, we are considering whether it is possible to use the copper ports to maintain the link.

Thank you!


JeroenTielen
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  • Vanguard
  • 1278 replies
  • November 10, 2022

From the best practices guis: https://portal.nutanix.com/page/documents/solutions/details?targetId=BP-2071-AHV-Networking:ahv-networking-best-practices-checklist.html

I quote: 

  • Don't mix NIC models from different vendors in the same bond.

  • Don't mix NICs of different speeds in the same bond.

You should use leaf/spine network setup to mitigate switch failures. When doing switch maintenance do 1 switch at the time. 


Moustafa Hindawi
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Enzo0112 wrote:

Hello @Moustafa Hindawi,

Thank you for your response.

My copper port and fiber SFP are both 10GbE, according to my check. 

Additionally, we only use SFP ports. There’s just another thing that concerns me now, is there an additional configuration to use the both copper port and the fiber SFP? 

Just to give you an idea, we are preparing to do maintenance on the SFP switches, which will result in a network failure. In order to prevent a scenario in which the network link fails, we are considering whether it is possible to use the copper ports to maintain the link.

Thank you!

As @JeroenTielen said connect each SFPs to 2 TOR switches, and maintain one switch at time.