Re: 40 sec negotiation with X540-T1 with Cisco Nexus 3172TQ

Hi, 

Based on the logs, you also have an onboard I218-LM network controller, does the login delay also occurs on that connection?

We have new driver package version 21 posted in our download center, you may want to try it out. 
https://downloadcenter.intel.com/download/18713/Intel-Network-Adapter-Driver-for-Windows-7-

Regards,
Vince