はい。
Mellanox ConnectX-2をIPOIBで使っていたのですが、
ESXi6.5にアップデート後に、ドライバがインストールできません。
いや、インストールはできるけど、どうやあがいても動きません。
なので、以下の方法を頑張っても無駄です。。。
ただの駄文です。。。

そもそもIPOIBが使えるMLNX-OFED-ESX-1.8.2.4はESXi5.5までしかサポートしてなかったので、
ESXi6.0でも使えてたほうがおかしいんですけどね。。。

[root@esxi2:~] esxcli software vib install -d /vmfs/volumes/datastore1/patch/MLNX-OFED-ESX-1.8.2.4-10EM-500.0.0.472560.zip
 [DependencyError]
 VIB Mellanox_bootbank_net-ib-cm_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-sa_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-ipoib_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-core_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_scsi-ib-srp_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-mad_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-cm_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-mlx4-core_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-sa_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_scsi-ib-srp_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-mlx4-ib_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-umad_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-umad_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-core_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-ipoib_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-ib-mad_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-mlx4-ib_1.8.2.4-1OEM.500.0.0.472560 requires vmkapi_2_0_0_0, but the requirement cannot be satisfied within the ImageProfile.
 VIB Mellanox_bootbank_net-mlx4-core_1.8.2.4-1OEM.500.0.0.472560 requires com.vmware.driverAPI-9.2.0.0, but the requirement cannot be satisfied within the ImageProfile.
 Please refer to the log file for more details.
[root@esxi2:~] 

どうやってもインストールできない。。。

強制インストールに踏み切りますｗ
依存関係を無視してインストールするには「-f」を付けます。

[root@esxi2:~] esxcli software vib install -d /vmfs/volumes/datastore1/patch/MLNX-OFED-ESX-1.8.2.4-10EM-500.0.0.472560.zip -f
Installation Result
   Message: The update completed successfully, but the system needs to be rebooted for the changes to be effective.
   Reboot Required: true
   VIBs Installed: Mellanox_bootbank_net-ib-cm_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-ib-core_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-ib-ipoib_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-ib-mad_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-ib-sa_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-ib-umad_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-mlx4-core_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_net-mlx4-ib_1.8.2.4-1OEM.500.0.0.472560, Mellanox_bootbank_scsi-ib-srp_1.8.2.4-1OEM.500.0.0.472560
   VIBs Removed:
   VIBs Skipped:
[root@esxi2:~]
[root@esxi2:~]reboot

再起動をかけましょう

確認してみる！！

[root@esxi2:~] esxcli software vib list|grep Mel
net-ib-cm                      1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-ib-core                    1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-ib-ipoib                   1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-ib-mad                     1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-ib-sa                      1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-ib-umad                    1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-mlx4-core                  1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
net-mlx4-ib                    1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
scsi-ib-srp                    1.8.2.4-1OEM.500.0.0.472560          Mellanox         PartnerSupported    2017-02-25
[root@esxi2:~]

ｷﾀ――(ﾟ∀ﾟ)――!!

とおもいきや。

[root@esxi2:~] dmesg |grep Mellanox
[root@esxi2:~] lspci -v | grep Mellanox
0000:06:00.0 InfiniBand Serial bus controller: Mellanox Technologies MT26428 [ConnectX VPI - 10GigE / IB QDR, PCIe 2.0 5GT/s] [vmnic4]
[root@esxi2:~]

(´･ω･`)

Ethernetドライバでも同じだと思います。。。
Connectx-4を使えばいいんじゃないかな（）