Forum Discussion

Karthick1's avatar
Karthick1
Icon for Cirrus rankCirrus
Dec 03, 2025
Solved

BIG-IP VE: 40G Throughput from 4x10G physical NICs

    Hello F5 Community, I'm designing a BIG-IP VE deployment and need to achieve 40G throughput from 4x10G physical NICs. After extensive research (including reading K97995640), I've created this ...
application delivery
deployment
ESXI LACP
f5 ve
lacp
link aggregation
sr-iov
trunk
ve
  • Jeff_Granieri's avatar
    Jeff_Granieri
    Dec 05, 2025

    Indeed the VF per PF reference was for the left side of your branch.  Yep SR-IOV you will need to us compatible NIC's we do have a list compiled here  If you choose the ESXI Link agg option it is much simpler in terms of changes.  The VE will see 40G not the individual links.  Just be mindful you can still run into uneven distribution on flows due to hashing on the ESXi vSwitch on the 4 x 10G links.  

Jeff_Granieri's avatar
Jeff_Granieri
Icon for Employee rankEmployee
Dec 05, 2025

Indeed the VF per PF reference was for the left side of your branch.  Yep SR-IOV you will need to us compatible NIC's we do have a list compiled here  If you choose the ESXI Link agg option it is much simpler in terms of changes.  The VE will see 40G not the individual links.  Just be mindful you can still run into uneven distribution on flows due to hashing on the ESXi vSwitch on the 4 x 10G links.