Jumbo Frames allow ESX/ESXi to send larger frames out onto the physical network. The network must support Jumbo Frames end-to-end for Jumbo Frames to be effective. Jumbo Frames up to 9kB (9000 Bytes) are supported.

Support of Jumbo Frames explains the level of support ESX/ESXi provides to Jumbo Frames.

Support of Jumbo Frames

Type of iSCSI Adapters

Jumbo Frames Support


Software iSCSI


Check with your vendors to ensure your physical network adapter and iSCSI storage support Jumbo Frames.

Dependent Hardware iSCSI


Broadcom dependent iSCSI adapters do not support Jumbo Frames.

Independent Hardware iSCSI

Not Supported